diff --git a/.env.example b/.env.example
index 7a77c9b7..2725fbe1 100644
--- a/.env.example
+++ b/.env.example
@@ -1,6 +1,3 @@
-# Polymarket API Credentials
-POLYMARKET_API_KEY=your_api_key_here
-
 # Telegram Bot
 TELEGRAM_BOT_TOKEN=your_bot_token_here
 TELEGRAM_CHAT_ID=your_chat_id_here
diff --git a/frontend/app/api/polymarket/[name]/route.ts b/frontend/app/api/polymarket/[name]/route.ts
deleted file mode 100644
index 63b24928..00000000
--- a/frontend/app/api/polymarket/[name]/route.ts
+++ /dev/null
@@ -1,53 +0,0 @@
-import { NextRequest, NextResponse } from "next/server";
-
-const API_BASE = process.env.POLYWEATHER_API_BASE_URL;
-
-export async function GET(
-  req: NextRequest,
-  context: { params: Promise<{ name: string }> },
-) {
-  if (!API_BASE) {
-    return NextResponse.json(
-      { error: "POLYWEATHER_API_BASE_URL is not configured" },
-      { status: 500 },
-    );
-  }
-
-  const { name } = await context.params;
-  const params = new URLSearchParams();
-  const forceRefresh = req.nextUrl.searchParams.get("force_refresh");
-  const targetDate = req.nextUrl.searchParams.get("target_date");
-
-  if (forceRefresh != null) {
-    params.set("force_refresh", forceRefresh);
-  }
-  if (targetDate) {
-    params.set("target_date", targetDate);
-  }
-
-  const qs = params.toString();
-  const url = `${API_BASE}/api/polymarket/${encodeURIComponent(name)}${qs ? `?${qs}` : ""}`;
-
-  try {
-    const res = await fetch(url, {
-      headers: { Accept: "application/json" },
-      cache: "no-store",
-    });
-
-    if (!res.ok) {
-      const raw = await res.text();
-      return NextResponse.json(
-        { error: `Backend returned ${res.status}`, detail: raw.slice(0, 300) },
-        { status: 502 },
-      );
-    }
-
-    const data = await res.json();
-    return NextResponse.json(data);
-  } catch (error) {
-    return NextResponse.json(
-      { error: "Failed to fetch polymarket snapshot", detail: String(error) },
-      { status: 500 },
-    );
-  }
-}
diff --git a/frontend/app/page.tsx b/frontend/app/page.tsx
index 852e2630..f1568265 100644
--- a/frontend/app/page.tsx
+++ b/frontend/app/page.tsx
@@ -3,7 +3,7 @@ export default function HomePage() {
     <main className="h-screen w-screen overflow-hidden bg-black">
       <iframe
         title="PolyWeather Legacy Dashboard"
-        src="/legacy/index.html?v=market-v1"
+        src="/legacy/index.html?v=legacy-v2"
         className="h-full w-full border-0"
       />
     </main>
diff --git a/frontend/public/legacy/index.html b/frontend/public/legacy/index.html
index 4f61347f..e46673a7 100644
--- a/frontend/public/legacy/index.html
+++ b/frontend/public/legacy/index.html
@@ -108,14 +108,6 @@
                 </div>
             </section>
 
-            <section class="market-section">
-                <h3>Market Prices</h3>
-                <div id="marketSummary" class="market-summary"></div>
-                <div id="marketBook" class="market-book">
-                    <!-- Dynamically populated -->
-                </div>
-            </section>
-
             <!-- ── Multi-Model Comparison ── -->
             <section class="models-section">
                 <h3>🔬 多模型预报</h3>
@@ -222,4 +214,4 @@
     <script src="/static/app.js"></script>
 </body>
 
-</html>
\ No newline at end of file
+</html>
diff --git a/frontend/public/static/app.js b/frontend/public/static/app.js
index ca84f9d3..38ed7485 100644
--- a/frontend/public/static/app.js
+++ b/frontend/public/static/app.js
@@ -255,85 +255,6 @@ async function fetchCityDetail(cityName, force = false) {
   return await res.json();
 }
 
-async function fetchCityMarket(cityName, targetDate, force = false) {
-  const urlName = cityName.replace(/\s/g, "-");
-  const params = new URLSearchParams({
-    force_refresh: String(force),
-  });
-  if (targetDate) {
-    params.set("target_date", targetDate);
-  }
-
-  const res = await fetch(`/api/polymarket/${encodeURIComponent(urlName)}?${params}`);
-  if (!res.ok) throw new Error(`HTTP ${res.status}`);
-  return await res.json();
-}
-
-function hasMarketSnapshot(data, targetDate) {
-  return Boolean(
-    data?.polymarket &&
-      data.polymarket.target_date === targetDate &&
-      !data.polymarket.loading &&
-      !data.polymarket.fetch_error &&
-      Array.isArray(data.polymarket.markets),
-  );
-}
-
-async function hydrateCityMarketData(data, force = false) {
-  if (!data?.name) return null;
-
-  const targetDate = data.local_date || null;
-  if (!force && data.polymarket?.loading && data.polymarket.target_date === targetDate) {
-    return data.polymarket;
-  }
-  if (!force && hasMarketSnapshot(data, targetDate)) {
-    return data.polymarket;
-  }
-
-  const existingMarkets = Array.isArray(data.polymarket?.markets)
-    ? data.polymarket.markets
-    : [];
-
-  data.polymarket = {
-    ...(data.polymarket || {}),
-    target_date: targetDate,
-    loading: true,
-    fetch_error: null,
-    markets: existingMarkets,
-  };
-
-  if (selectedCity === data.name) {
-    renderMarketPrices(data);
-  }
-
-  try {
-    const snapshot = await fetchCityMarket(data.name, targetDate, force);
-    data.polymarket = {
-      ...snapshot,
-      loading: false,
-      fetch_error: null,
-    };
-  } catch (e) {
-    console.error(`Failed to load market for ${data.name}:`, e);
-    data.polymarket = {
-      ...(data.polymarket || {}),
-      target_date: targetDate,
-      loading: false,
-      fetch_error: e.message || "Unknown error",
-      markets: existingMarkets,
-    };
-  }
-
-  cityDataCache[data.name] = data;
-  saveCache();
-
-  if (selectedCity === data.name) {
-    renderMarketPrices(data);
-  }
-
-  return data.polymarket;
-}
-
 // ──────────────────────────────────────────────────────────
 //  Nearby Map Stations Rendering
 // ──────────────────────────────────────────────────────────
@@ -426,7 +347,6 @@ async function loadCityDetail(cityName, force = false) {
     const cachedData = cityDataCache[cityName];
     renderPanel(cachedData);
     renderNearbyStations(cachedData);
-    hydrateCityMarketData(cachedData, false);
     return;
   }
 
@@ -437,7 +357,6 @@ async function loadCityDetail(cityName, force = false) {
     cityDataCache[cityName] = data;
     saveCache();
     renderPanel(data);
-    hydrateCityMarketData(data, force);
 
     // Render nearby stations and zoom camera (cinematic or bounds)
     renderNearbyStations(data);
@@ -494,8 +413,6 @@ function renderPanel(data) {
   renderChart(data);
   // Probabilities
   renderProbabilities(data);
-  // Market prices
-  renderMarketPrices(data);
   // Multi-model & Forecast synchronization
   if (!selectedForecastDate) {
     selectedForecastDate = data.local_date;
@@ -1008,154 +925,6 @@ function formatCents(price) {
   return Number.isInteger(cents) ? `${cents.toFixed(0)}c` : `${cents.toFixed(1)}c`;
 }
 
-function formatCompactUsd(value) {
-  const n = Number(value);
-  if (!Number.isFinite(n)) return "--";
-  if (n >= 1000) {
-    const compact = n >= 10000 ? (n / 1000).toFixed(0) : (n / 1000).toFixed(1);
-    return `$${compact}k`;
-  }
-  return `$${Math.round(n)}`;
-}
-
-function formatMarketThreshold(market, fallbackUnit) {
-  const threshold = Number(market?.threshold);
-  if (!Number.isFinite(threshold)) {
-    return market?.question || "Market";
-  }
-
-  const isInteger = Math.abs(threshold - Math.round(threshold)) < 0.001;
-  const value = isInteger ? threshold.toFixed(0) : threshold.toFixed(1);
-  const unitRaw = String(market?.threshold_unit || fallbackUnit || "C").toUpperCase();
-  const unit = unitRaw === "F" ? "°F" : "°C";
-
-  if (market?.contract_type === "exceed") {
-    return `${value}${unit}+`;
-  }
-  return `${value}${unit}`;
-}
-
-function findOutcome(market, outcomeName) {
-  const target = String(outcomeName || "").toLowerCase();
-  return (market?.outcomes || []).find(
-    (outcome) => String(outcome?.name || "").toLowerCase() === target,
-  );
-}
-
-function renderMarketPrices(data) {
-  const summary = document.getElementById("marketSummary");
-  const container = document.getElementById("marketBook");
-  const snapshot = data.polymarket || {};
-  const markets = Array.isArray(snapshot.markets) ? [...snapshot.markets] : [];
-  const targetDate = snapshot.target_date || data.local_date || "--";
-
-  if (snapshot.loading && markets.length === 0) {
-    summary.innerHTML =
-      '<span class="market-muted">Loading current Polymarket markets...</span>';
-    container.innerHTML = "";
-    return;
-  }
-
-  if (snapshot.fetch_error && markets.length === 0) {
-    summary.innerHTML =       `<span class="market-error">Market load failed: ${escapeHtml(snapshot.fetch_error)}</span>`;
-    container.innerHTML = "";
-    return;
-  }
-
-  if (markets.length === 0) {
-    summary.innerHTML =
-      '<span class="market-muted">No Polymarket markets for this date</span>';
-    container.innerHTML = "";
-    return;
-  }
-
-  markets.sort((a, b) => {
-    const left = Number(a?.threshold);
-    const right = Number(b?.threshold);
-    const safeLeft = Number.isFinite(left) ? left : Number.MAX_SAFE_INTEGER;
-    const safeRight = Number.isFinite(right) ? right : Number.MAX_SAFE_INTEGER;
-    return safeLeft - safeRight;
-  });
-
-  const primaryUrl = markets.find((market) => market?.url)?.url;
-  const updatedAtTs = snapshot.updated_at ? Date.parse(snapshot.updated_at) : NaN;
-  const updatedAt = Number.isFinite(updatedAtTs)
-    ? new Date(updatedAtTs).toLocaleTimeString([], {
-        hour: "2-digit",
-        minute: "2-digit",
-      })
-    : null;
-
-  summary.innerHTML = `
-    <div class="market-summary-main">
-      <span>${escapeHtml(targetDate)} - ${markets.length} markets</span>
-      <span>Buy = best ask</span>
-      <span>Sell = best bid</span>
-      ${updatedAt ? `<span>Updated ${escapeHtml(updatedAt)}</span>` : ""}
-    </div>
-    ${primaryUrl ? `<a href="${escapeHtml(primaryUrl)}" target="_blank" rel="noreferrer">Open Polymarket</a>` : ""}
-  `;
-
-  container.innerHTML = markets
-    .map((market) => {
-      const yes = findOutcome(market, "yes") || {};
-      const no = findOutcome(market, "no") || {};
-      const label = formatMarketThreshold(
-        market,
-        String(data.temp_symbol || "").includes("F") ? "F" : "C",
-      );
-      const spread = Number(yes.spread);
-      const meta = [
-        `Volume ${formatCompactUsd(market.volume)}`,
-        `Liquidity ${formatCompactUsd(market.liquidity)}`,
-        Number.isFinite(spread) ? `Yes spread ${formatCents(spread)}` : null,
-      ].filter(Boolean);
-
-      return `
-        <div class="market-row">
-          <div class="market-contract">
-            <div class="market-threshold">${escapeHtml(label)}</div>
-            <div class="market-contract-meta">${meta.map((item) => `<span>${escapeHtml(item)}</span>`).join("")}</div>
-            <div class="market-question">${escapeHtml(market.question || "")}</div>
-          </div>
-          <div class="market-side yes">
-            <div class="market-side-header">
-              <span class="market-side-label yes">YES</span>
-              <span class="market-last">Last ${formatCents(yes.last_trade_price)}</span>
-            </div>
-            <div class="market-side-prices">
-              <div class="market-price-chip">
-                <div class="market-price-label">Buy</div>
-                <div class="market-price-value">${formatCents(yes.buy_price)}</div>
-              </div>
-              <div class="market-price-chip">
-                <div class="market-price-label">Sell</div>
-                <div class="market-price-value">${formatCents(yes.sell_price)}</div>
-              </div>
-            </div>
-          </div>
-          <div class="market-side no">
-            <div class="market-side-header">
-              <span class="market-side-label no">NO</span>
-              <span class="market-last">Last ${formatCents(no.last_trade_price)}</span>
-            </div>
-            <div class="market-side-prices">
-              <div class="market-price-chip">
-                <div class="market-price-label">Buy</div>
-                <div class="market-price-value">${formatCents(no.buy_price)}</div>
-              </div>
-              <div class="market-price-chip">
-                <div class="market-price-label">Sell</div>
-                <div class="market-price-value">${formatCents(no.sell_price)}</div>
-              </div>
-            </div>
-          </div>
-        </div>
-      `;
-    })
-    .join("");
-}
-
 function renderModels(data) {
   const container = document.getElementById("modelBars");
   const targetDate = selectedForecastDate || data.local_date;
diff --git a/frontend/public/static/style.css b/frontend/public/static/style.css
index 7b98a4e0..3cc9db25 100644
--- a/frontend/public/static/style.css
+++ b/frontend/public/static/style.css
@@ -668,155 +668,6 @@ body {
   background: rgba(99, 102, 241, 0.15);
 }
 
-/* ── Market Section ── */
-.market-summary {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  gap: 10px;
-  flex-wrap: wrap;
-  margin-bottom: 12px;
-  font-size: 11px;
-  color: var(--text-muted);
-}
-
-.market-summary-main {
-  display: flex;
-  gap: 10px;
-  flex-wrap: wrap;
-}
-
-.market-summary a {
-  color: var(--accent-cyan);
-  text-decoration: none;
-  font-weight: 600;
-}
-
-.market-summary a:hover {
-  text-decoration: underline;
-}
-
-.market-book {
-  display: flex;
-  flex-direction: column;
-  gap: 10px;
-}
-
-.market-row {
-  display: grid;
-  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr) minmax(0, 1fr);
-  gap: 10px;
-  padding: 12px;
-  border-radius: 12px;
-  border: 1px solid var(--border-subtle);
-  background: rgba(255, 255, 255, 0.025);
-}
-
-.market-contract {
-  min-width: 0;
-}
-
-.market-threshold {
-  font-size: 15px;
-  font-weight: 700;
-  color: var(--text-primary);
-}
-
-.market-contract-meta {
-  display: flex;
-  gap: 8px;
-  flex-wrap: wrap;
-  margin-top: 6px;
-  font-size: 11px;
-  color: var(--text-muted);
-}
-
-.market-question {
-  margin-top: 8px;
-  font-size: 11px;
-  color: var(--text-secondary);
-  line-height: 1.5;
-  word-break: break-word;
-}
-
-.market-side {
-  border-radius: 10px;
-  padding: 10px;
-  border: 1px solid var(--border-subtle);
-  background: rgba(255, 255, 255, 0.03);
-}
-
-.market-side.yes {
-  border-color: rgba(34, 197, 94, 0.18);
-  background: rgba(34, 197, 94, 0.05);
-}
-
-.market-side.no {
-  border-color: rgba(248, 113, 113, 0.18);
-  background: rgba(248, 113, 113, 0.05);
-}
-
-.market-side-header {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  gap: 8px;
-  margin-bottom: 8px;
-}
-
-.market-side-label {
-  font-size: 11px;
-  font-weight: 700;
-  letter-spacing: 0.06em;
-}
-
-.market-side-label.yes {
-  color: #4ade80;
-}
-
-.market-side-label.no {
-  color: #fda4af;
-}
-
-.market-last {
-  font-size: 10px;
-  color: var(--text-muted);
-}
-
-.market-side-prices {
-  display: grid;
-  grid-template-columns: repeat(2, minmax(0, 1fr));
-  gap: 8px;
-}
-
-.market-price-chip {
-  border-radius: 8px;
-  border: 1px solid var(--border-subtle);
-  background: rgba(15, 23, 42, 0.45);
-  padding: 8px;
-}
-
-.market-price-label {
-  font-size: 10px;
-  color: var(--text-muted);
-  margin-bottom: 2px;
-}
-
-.market-price-value {
-  font-size: 14px;
-  font-weight: 700;
-  color: var(--text-primary);
-  font-variant-numeric: tabular-nums;
-}
-
-.market-muted {
-  color: var(--text-muted);
-}
-
-.market-error {
-  color: var(--accent-red);
-}
-
 /* ── Model Bars ── */
 .model-bars {
   display: flex;
@@ -1237,9 +1088,6 @@ body {
   :root {
     --panel-width: 100%;
   }
-  .market-row {
-    grid-template-columns: 1fr;
-  }
 }
 
 @media (max-width: 600px) {
diff --git a/src/analysis/market_alert_engine.py b/src/analysis/market_alert_engine.py
index ba4243f7..9573a99c 100644
--- a/src/analysis/market_alert_engine.py
+++ b/src/analysis/market_alert_engine.py
@@ -1,11 +1,10 @@
 """
-Rule-based weather/market alert engine for short-horizon Polymarket trading.
+Rule-based weather alert engine for short-horizon trading signals.
 """
 
 from __future__ import annotations
 
 import math
-import re
 from datetime import datetime, timezone
 from typing import Any, Dict, List, Optional
 
@@ -188,178 +187,6 @@ def _calc_forecast_breakthrough_alert(city_weather: Dict[str, Any], temp_symbol:
     }
 
 
-def _convert_temp(value: float, from_unit: Optional[str], temp_symbol: str) -> float:
-    from_u = (from_unit or "").upper()
-    to_f = "F" in (temp_symbol or "").upper()
-    if from_u == "F" and not to_f:
-        return (value - 32.0) * 5.0 / 9.0
-    if from_u == "C" and to_f:
-        return (value * 9.0 / 5.0) + 32.0
-    return value
-
-
-def _extract_numbers(text: str) -> List[float]:
-    out: List[float] = []
-    for m in re.finditer(r"-?\d+(?:\.\d+)?", text or ""):
-        try:
-            out.append(float(m.group(0)))
-        except Exception:
-            continue
-    return out
-
-
-def _extract_market_strikes(
-    market_snapshot: Dict[str, Any],
-    temp_symbol: str,
-) -> List[Dict[str, Any]]:
-    candidates: List[Dict[str, Any]] = []
-    for market in market_snapshot.get("markets", []) or []:
-        m_question = market.get("question") or ""
-        m_id = market.get("id")
-
-        threshold = _sf(market.get("threshold"))
-        threshold_unit = market.get("threshold_unit")
-        if threshold is not None:
-            candidates.append(
-                {
-                    "strike": _convert_temp(threshold, threshold_unit, temp_symbol),
-                    "source": "market_threshold",
-                    "market_id": m_id,
-                    "question": m_question,
-                }
-            )
-
-        for outcome in market.get("outcomes", []) or []:
-            name = str(outcome.get("name") or "")
-            name_l = name.lower()
-            if name_l in ("yes", "no"):
-                continue
-            if not any(tok in name_l for tok in ("-", "to", "below", "under", "above", "over", "deg", "f", "c")):
-                continue
-            vals = [v for v in _extract_numbers(name) if -80 <= v <= 160]
-            for v in vals:
-                candidates.append(
-                    {
-                        "strike": _convert_temp(v, threshold_unit, temp_symbol),
-                        "source": "outcome_number",
-                        "market_id": m_id,
-                        "question": m_question,
-                    }
-                )
-    return candidates
-
-
-def _find_market_by_id(markets: List[Dict[str, Any]], market_id: Any) -> Optional[Dict[str, Any]]:
-    for m in markets:
-        if str(m.get("id")) == str(market_id):
-            return m
-    return None
-
-
-def _extract_market_prices(target_market: Optional[Dict[str, Any]]) -> Dict[str, Any]:
-    prices: Dict[str, Any] = {
-        "question": None,
-        "yes_buy": None,
-        "yes_sell": None,
-        "yes_last": None,
-        "no_buy": None,
-        "no_sell": None,
-        "no_last": None,
-    }
-    if not target_market:
-        return prices
-
-    prices["question"] = target_market.get("question")
-    for oc in target_market.get("outcomes", []) or []:
-        name = str(oc.get("name") or "").strip().lower()
-        if name not in ("yes", "no"):
-            continue
-        prefix = "yes" if name == "yes" else "no"
-        prices[f"{prefix}_buy"] = _sf(oc.get("buy_price"))
-        prices[f"{prefix}_sell"] = _sf(oc.get("sell_price"))
-        prices[f"{prefix}_last"] = _sf(oc.get("last_trade_price"))
-        if prices[f"{prefix}_last"] is None:
-            prices[f"{prefix}_last"] = _sf(oc.get("last_price"))
-    return prices
-
-
-def _format_market_price(value: Optional[float]) -> str:
-    if value is None:
-        return "-"
-    return f"{value * 100:.0f}c"
-
-
-def _format_temp_display(value: Optional[float], temp_symbol: str) -> str:
-    if value is None:
-        return f"-{temp_symbol}"
-    rounded = round(float(value), 1)
-    if abs(rounded - round(rounded)) < 1e-9:
-        return f"{int(round(rounded))}{temp_symbol}"
-    return f"{rounded:.1f}{temp_symbol}"
-
-
-def _calc_kill_zone_alert(
-    city_weather: Dict[str, Any],
-    market_snapshot: Dict[str, Any],
-    temp_symbol: str,
-) -> Dict[str, Any]:
-    current_temp = _sf((city_weather.get("current") or {}).get("temp"))
-    if current_temp is None:
-        return {
-            "type": "kill_zone",
-            "triggered": False,
-            "reason": "current temperature unavailable",
-        }
-
-    candidates = _extract_market_strikes(market_snapshot, temp_symbol)
-    if not candidates:
-        return {
-            "type": "kill_zone",
-            "triggered": False,
-            "reason": "no market strike candidates found",
-        }
-
-    nearest = min(candidates, key=lambda row: abs(current_temp - row["strike"]))
-    strike = _sf(nearest.get("strike"))
-    if strike is None:
-        return {
-            "type": "kill_zone",
-            "triggered": False,
-            "reason": "failed to parse strike temperature",
-        }
-
-    threshold = _to_unit_delta(0.3, temp_symbol)
-    distance = abs(current_temp - strike)
-    triggered = distance < threshold
-
-    markets = market_snapshot.get("markets", []) or []
-    target_market = _find_market_by_id(markets, nearest.get("market_id"))
-    market_prices = _extract_market_prices(target_market)
-
-    no_probability = None
-    if target_market:
-        yes_price = market_prices.get("yes_buy")
-        no_price = market_prices.get("no_buy")
-        if no_price is None and yes_price is not None:
-            no_price = max(0.0, min(1.0, 1.0 - yes_price))
-        no_probability = no_price
-
-    return {
-        "type": "kill_zone",
-        "triggered": triggered,
-        "current_temp": round(current_temp, 2),
-        "strike_price": round(strike, 2),
-        "market_label": f"{_format_temp_display(strike, temp_symbol)} 档位",
-        "distance": round(distance, 2),
-        "threshold": round(threshold, 2),
-        "market_id": nearest.get("market_id"),
-        "question": nearest.get("question"),
-        "strike_source": nearest.get("source"),
-        "no_probability": round(no_probability, 4) if no_probability is not None else None,
-        "market_prices": market_prices,
-    }
-
-
 def _pick_leading_station(city: str, nearby: List[Dict[str, Any]]) -> Optional[Dict[str, Any]]:
     if not nearby:
         return None
@@ -546,12 +373,52 @@ def _calc_advection_alert(city_weather: Dict[str, Any], temp_symbol: str) -> Dic
     }
 
 
+def _calc_peak_passed_guard(city_weather: Dict[str, Any], temp_symbol: str) -> Dict[str, Any]:
+    current = city_weather.get("current") or {}
+    current_temp = _sf(current.get("temp"))
+    max_so_far = _sf(current.get("max_so_far"))
+    max_temp_time = current.get("max_temp_time")
+    local_time = city_weather.get("local_time")
+
+    if current_temp is None or max_so_far is None:
+        return {"suppressed": False, "reason": "missing current/max_so_far"}
+
+    local_min = _minute_of_day(local_time)
+    peak_min = _minute_of_day(max_temp_time)
+    if local_min is None or peak_min is None:
+        return {"suppressed": False, "reason": "missing local_time/max_temp_time"}
+
+    # Do not suppress in the morning; many cities still make their daily high later.
+    if local_min < (14 * 60 + 30):
+        return {"suppressed": False, "reason": "too early in local day"}
+
+    if peak_min >= local_min:
+        return {"suppressed": False, "reason": "peak has not passed yet"}
+
+    minutes_since_peak = local_min - peak_min
+    rollback = max_so_far - current_temp
+    rollback_threshold = _to_unit_delta(0.8, temp_symbol)
+    cooled_off = rollback >= rollback_threshold
+    suppressed = minutes_since_peak >= 45 and cooled_off
+
+    return {
+        "suppressed": suppressed,
+        "reason": "late-day peak already passed" if suppressed else "cool-off threshold not met",
+        "current_temp": round(current_temp, 2),
+        "max_so_far": round(max_so_far, 2),
+        "max_temp_time": max_temp_time,
+        "local_time": local_time,
+        "minutes_since_peak": minutes_since_peak,
+        "rollback": round(rollback, 2),
+        "rollback_threshold": round(rollback_threshold, 2),
+    }
+
+
 def _join_trigger_types_cn(rules: Dict[str, Dict[str, Any]]) -> str:
     mapping = [
         ("ankara_center_deb_hit", "Center达到DEB"),
         ("momentum_spike", "动量突变"),
         ("forecast_breakthrough", "预测突破"),
-        ("kill_zone", "临界触发"),
         ("advection", "暖平流"),
     ]
     parts = [name for key, name in mapping if rules.get(key, {}).get("triggered")]
@@ -561,13 +428,24 @@ def _join_trigger_types_cn(rules: Dict[str, Dict[str, Any]]) -> str:
 def _build_advice_cn(
     rules: Dict[str, Dict[str, Any]],
     temp_symbol: str,
+    suppression: Optional[Dict[str, Any]] = None,
 ) -> str:
+    if (suppression or {}).get("suppressed"):
+        max_so_far = _sf((suppression or {}).get("max_so_far"))
+        max_temp_time = (suppression or {}).get("max_temp_time")
+        rollback = _sf((suppression or {}).get("rollback"))
+        if max_so_far is not None and max_temp_time and rollback is not None:
+            return (
+                f"当地高温大概率已在 {max_temp_time} 前后兑现，"
+                f"较日内高点 {max_so_far:.1f}{temp_symbol} 已回落 {rollback:.1f}{temp_symbol}，暂停主动推送。"
+            )
+        return "当地高温大概率已经兑现，当前进入回落阶段，暂停主动推送。"
+
     parts: List[str] = []
     center_deb = rules.get("ankara_center_deb_hit", {})
     advection = rules.get("advection", {})
     momentum = rules.get("momentum_spike", {})
     breakthrough = rules.get("forecast_breakthrough", {})
-    kill_zone = rules.get("kill_zone", {})
 
     if center_deb.get("triggered"):
         deb_prediction = _sf(center_deb.get("deb_prediction"))
@@ -589,15 +467,8 @@ def _build_advice_cn(
     if breakthrough.get("triggered"):
         parts.append("实测已击穿主流模型上沿")
 
-    no_prob = _sf(kill_zone.get("no_probability"))
-    strike = _sf(kill_zone.get("strike_price"))
-    if kill_zone.get("triggered") and no_prob is not None and strike is not None:
-        parts.append(f'{no_prob * 100:.0f}% 概率的 {strike:.1f}{temp_symbol} "No" 单需谨慎')
-    elif kill_zone.get("triggered") and strike is not None:
-        parts.append(f"接近 {strike:.1f}{temp_symbol} 结算阻力位，波动率可能激增")
-
     if not parts:
-        return "当前未触发高优先级异动，继续观察盘口与实测联动。"
+        return "当前未触发高优先级天气异动，继续观察实测与模型联动。"
     return "，".join(parts) + "。"
 
 
@@ -605,26 +476,26 @@ def _build_telegram_messages(
     city_weather: Dict[str, Any],
     rules: Dict[str, Dict[str, Any]],
     map_url: Optional[str],
+    suppression: Optional[Dict[str, Any]] = None,
 ) -> Dict[str, str]:
     temp_symbol = city_weather.get("temp_symbol", "°C")
     city_name = city_weather.get("display_name") or city_weather.get("name", "").title()
     current_temp = _sf((city_weather.get("current") or {}).get("temp"))
     center_deb = rules.get("ankara_center_deb_hit", {})
     momentum = rules.get("momentum_spike", {})
-    kill_zone = rules.get("kill_zone", {})
     advection = rules.get("advection", {})
 
     if current_temp is None:
         return {"zh": "", "en": ""}
 
+    suppressed = bool((suppression or {}).get("suppressed"))
     has_active_trigger = any(rule.get("triggered") for rule in rules.values())
-    types_cn = _join_trigger_types_cn(rules) or "盘口异动"
+    if suppressed:
+        types_cn = "高温已过（暂停推送）"
+    else:
+        types_cn = _join_trigger_types_cn(rules) or "天气状态快照"
     delta_temp = _sf(momentum.get("delta_temp"))
     delta_min = momentum.get("delta_minutes")
-    strike = _sf(kill_zone.get("strike_price"))
-    distance = _sf(kill_zone.get("distance"))
-    market_label = str(kill_zone.get("market_label") or "").strip()
-    market_prices = kill_zone.get("market_prices") or {}
     center_station = center_deb.get("center_station") or {}
 
     dyn = f"实测 {current_temp:.1f}{temp_symbol}"
@@ -632,13 +503,6 @@ def _build_telegram_messages(
         icon = "🚀" if delta_temp > 0 else ("🧊" if delta_temp < 0 else "➖")
         dyn += f" ({int(delta_min)}min 内 {delta_temp:+.1f}{temp_symbol}) {icon}"
 
-    strike_line = ""
-    if strike is not None and distance is not None:
-        if current_temp < strike:
-            strike_line = f"距离 {strike:.1f}{temp_symbol} 档位：还差 {distance:.1f}{temp_symbol}"
-        else:
-            strike_line = f"距离 {strike:.1f}{temp_symbol} 档位：高出 {distance:.1f}{temp_symbol}"
-
     lead_line = ""
     if advection.get("triggered"):
         st_name = ((advection.get("lead_station") or {}).get("name")) or "nearby station"
@@ -662,20 +526,18 @@ def _build_telegram_messages(
             if lead_gap is not None:
                 center_deb_line += f" | 领先 {lead_gap:+.1f}{temp_symbol}"
 
-    price_line = ""
-    if any(
-        market_prices.get(key) is not None
-        for key in ("yes_buy", "yes_sell", "no_buy", "no_sell")
-    ):
-        price_prefix = f"盘口（{market_label}）：" if market_label else "盘口："
-        price_line = (
-            price_prefix
-            + 
-            f"Yes 买 {_format_market_price(market_prices.get('yes_buy'))} / 卖 {_format_market_price(market_prices.get('yes_sell'))} | "
-            f"No 买 {_format_market_price(market_prices.get('no_buy'))} / 卖 {_format_market_price(market_prices.get('no_sell'))}"
-        )
+    peak_line = ""
+    if suppressed:
+        max_so_far = _sf((suppression or {}).get("max_so_far"))
+        max_temp_time = (suppression or {}).get("max_temp_time")
+        rollback = _sf((suppression or {}).get("rollback"))
+        if max_so_far is not None and max_temp_time and rollback is not None:
+            peak_line = (
+                f"高温状态：日内高点 {max_so_far:.1f}{temp_symbol} @ {max_temp_time}，"
+                f"当前已回落 {rollback:.1f}{temp_symbol}"
+            )
 
-    advice = _build_advice_cn(rules, temp_symbol)
+    advice = _build_advice_cn(rules, temp_symbol, suppression=suppression)
     final_map = map_url or "https://polyweather-pro.vercel.app/"
     title_zh = "🚨 PolyWeather 异动预警" if has_active_trigger else "📍 PolyWeather 状态快照"
     title_en = "🚨 PolyWeather Alert" if has_active_trigger else "📍 PolyWeather Status"
@@ -686,27 +548,25 @@ def _build_telegram_messages(
         f"类型：{types_cn}",
         f"动态：{dyn}",
     ]
-    if strike_line:
-        lines_zh.append(strike_line)
     if center_deb_line:
         lines_zh.append(center_deb_line)
-    if price_line:
-        lines_zh.append(price_line)
+    if peak_line:
+        lines_zh.append(peak_line)
     if lead_line:
         lines_zh.append(lead_line)
     lines_zh.append(f"AI 建议：{advice}")
     lines_zh.append(f"点击查看实时地图：{final_map}")
 
     type_en = []
+    if rules.get("ankara_center_deb_hit", {}).get("triggered"):
+        type_en.append("Center Reached DEB")
     if rules.get("momentum_spike", {}).get("triggered"):
         type_en.append("Momentum Spike")
     if rules.get("forecast_breakthrough", {}).get("triggered"):
         type_en.append("Forecast Breakthrough")
-    if rules.get("kill_zone", {}).get("triggered"):
-        type_en.append("Kill Zone")
     if rules.get("advection", {}).get("triggered"):
         type_en.append("Advection")
-    type_en_str = " + ".join(type_en) or "Market anomaly"
+    type_en_str = "Peak Passed (suppressed)" if suppressed else (" + ".join(type_en) or "Weather snapshot")
 
     lines_en = [
         f"{title_en} [{city_name}]",
@@ -714,8 +574,6 @@ def _build_telegram_messages(
         f"Type: {type_en_str}",
         f"Now: {current_temp:.1f}{temp_symbol}",
     ]
-    if strike is not None and distance is not None:
-        lines_en.append(f"Distance to {strike:.1f}{temp_symbol} strike: {distance:.1f}{temp_symbol}")
     if center_deb_line:
         center_temp = _sf(center_station.get("temp"))
         deb_prediction = _sf(center_deb.get("deb_prediction"))
@@ -723,14 +581,15 @@ def _build_telegram_messages(
             lines_en.append(
                 f"Center signal: {center_temp:.1f}{temp_symbol} has reached DEB {deb_prediction:.1f}{temp_symbol}"
             )
-    if price_line:
-        price_label_en = f"Quotes ({market_label}): " if market_label else "Quotes: "
-        lines_en.append(
-            price_label_en
-            +
-            f"Yes buy {_format_market_price(market_prices.get('yes_buy'))} / sell {_format_market_price(market_prices.get('yes_sell'))} | "
-            f"No buy {_format_market_price(market_prices.get('no_buy'))} / sell {_format_market_price(market_prices.get('no_sell'))}"
-        )
+    if peak_line:
+        max_so_far = _sf((suppression or {}).get("max_so_far"))
+        max_temp_time = (suppression or {}).get("max_temp_time")
+        rollback = _sf((suppression or {}).get("rollback"))
+        if max_so_far is not None and max_temp_time and rollback is not None:
+            lines_en.append(
+                f"Peak state: intraday high {max_so_far:.1f}{temp_symbol} at {max_temp_time}, "
+                f"now off by {rollback:.1f}{temp_symbol}"
+            )
     lines_en.append(f"Action: {advice}")
     lines_en.append(f"Map: {final_map}")
 
@@ -739,11 +598,10 @@ def _build_telegram_messages(
 
 def build_trading_alerts(
     city_weather: Dict[str, Any],
-    market_snapshot: Dict[str, Any],
     map_url: Optional[str] = None,
 ) -> Dict[str, Any]:
     """
-    Build weather+market trading alerts for paid Telegram delivery and web usage.
+    Build weather-driven trading alerts for paid Telegram delivery and web usage.
     """
     temp_symbol = city_weather.get("temp_symbol", "°C")
     city = city_weather.get("name", "")
@@ -753,7 +611,6 @@ def build_trading_alerts(
         "ankara_center_deb_hit": _calc_ankara_center_deb_alert(city_weather, temp_symbol),
         "momentum_spike": _calc_momentum_alert(city_weather, temp_symbol),
         "forecast_breakthrough": _calc_forecast_breakthrough_alert(city_weather, temp_symbol),
-        "kill_zone": _calc_kill_zone_alert(city_weather, market_snapshot, temp_symbol),
         "advection": _calc_advection_alert(city_weather, temp_symbol),
     }
 
@@ -765,15 +622,31 @@ def build_trading_alerts(
         for key, value in rules.items()
         if value.get("triggered")
     ]
-    force_push = any(alert.get("force_push") for alert in triggered)
-    severity = "high" if len(triggered) >= 2 else ("medium" if len(triggered) == 1 else "none")
-    if force_push and severity == "none":
-        severity = "medium"
+    suppression = _calc_peak_passed_guard(city_weather, temp_symbol)
+    if suppression.get("suppressed") and triggered:
+        suppression["raw_trigger_types"] = [alert.get("type") for alert in triggered if alert.get("type")]
+        for alert in triggered:
+            rule = rules.get(alert.get("type") or "")
+            if not rule:
+                continue
+            rule["raw_triggered"] = True
+            rule["triggered"] = False
+            rule["suppressed"] = True
+            rule["suppression_reason"] = suppression.get("reason")
+        triggered = []
+        force_push = False
+        severity = "none"
+    else:
+        force_push = any(alert.get("force_push") for alert in triggered)
+        severity = "high" if len(triggered) >= 2 else ("medium" if len(triggered) == 1 else "none")
+        if force_push and severity == "none":
+            severity = "medium"
 
     telegram = _build_telegram_messages(
         city_weather=city_weather,
         rules=rules,
         map_url=map_url,
+        suppression=suppression,
     )
 
     return {
@@ -783,6 +656,7 @@ def build_trading_alerts(
         "severity": severity,
         "trigger_count": len(triggered),
         "rules": rules,
+        "suppression": suppression,
         "triggered_alerts": triggered,
         "telegram": telegram,
     }
diff --git a/src/data_collection/polymarket_client.py b/src/data_collection/polymarket_client.py
deleted file mode 100644
index 2075eeb3..00000000
--- a/src/data_collection/polymarket_client.py
+++ /dev/null
@@ -1,673 +0,0 @@
-"""
-Polymarket Weather Market Client
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-Market discovery + orderbook snapshot + anomaly detection for weather markets.
-"""
-
-import json
-import logging
-import re
-import time
-from datetime import datetime
-from typing import Any, Dict, List, Optional
-
-import requests
-
-logger = logging.getLogger(__name__)
-
-GAMMA_API = "https://gamma-api.polymarket.com"
-CLOB_API = "https://clob.polymarket.com"
-
-CITY_KEYWORDS = {
-    "ankara": ["ankara"],
-    "london": ["london"],
-    "paris": ["paris"],
-    "seoul": ["seoul"],
-    "toronto": ["toronto"],
-    "buenos aires": ["buenos aires"],
-    "wellington": ["wellington"],
-    "new york": ["new york", "nyc", "new york city"],
-    "chicago": ["chicago"],
-    "dallas": ["dallas"],
-    "miami": ["miami"],
-    "atlanta": ["atlanta"],
-    "seattle": ["seattle"],
-}
-
-CACHE_TTL_MARKETS = 300
-CACHE_TTL_BOOKS = 20
-SNAPSHOT_RETENTION_SEC = 48 * 3600
-
-_market_cache: Dict[str, Any] = {}
-_market_cache_ts: float = 0.0
-_book_cache: Dict[str, Dict[str, Any]] = {}
-_book_cache_ts: Dict[str, float] = {}
-_prev_snapshots: Dict[str, Dict[str, Any]] = {}
-
-
-def _build_session(proxy: Optional[str] = None) -> requests.Session:
-    """Build a requests session with optional explicit proxy."""
-    session = requests.Session()
-    # Disable implicit system/environment proxies for deterministic behavior.
-    session.trust_env = False
-
-    if proxy:
-        if not proxy.startswith("http"):
-            proxy = f"http://{proxy}"
-        session.proxies = {"http": proxy, "https": proxy}
-
-    return session
-
-
-def _safe_float(v: Any) -> Optional[float]:
-    if v is None:
-        return None
-    try:
-        return float(v)
-    except Exception:
-        return None
-
-
-def _parse_json_list(v: Any) -> List[Any]:
-    """Parse value into list. Gamma often returns JSON-encoded strings."""
-    if isinstance(v, list):
-        return v
-    if isinstance(v, str):
-        s = v.strip()
-        if not s:
-            return []
-        try:
-            parsed = json.loads(s)
-            return parsed if isinstance(parsed, list) else []
-        except Exception:
-            return []
-    return []
-
-
-def _parse_threshold_from_question(question: str) -> Optional[Dict[str, Any]]:
-    """Extract simple threshold contracts like: exceed 45°F/7°C."""
-    m = re.search(r"exceed\s+([\d.]+)\s*[°掳]?\s*([FC])", question, re.IGNORECASE)
-    if m:
-        return {
-            "threshold": float(m.group(1)),
-            "unit": m.group(2).upper(),
-            "type": "exceed",
-        }
-
-    if re.search(r"highest\s+temperature", question, re.IGNORECASE):
-        return {"type": "range"}
-
-    return None
-
-
-def _match_city(text: str) -> Optional[str]:
-    text_l = (text or "").lower()
-    for city, aliases in CITY_KEYWORDS.items():
-        if any(alias in text_l for alias in aliases):
-            return city
-    return None
-
-
-def _parse_date_from_question(text: str) -> Optional[str]:
-    """Extract date from market question, return YYYY-MM-DD."""
-    m = re.search(r"on\s+(\w+)\s+(\d{1,2})(?:,?\s*(\d{4}))?", text, re.IGNORECASE)
-    if not m:
-        return None
-
-    month_map = {
-        "january": 1,
-        "february": 2,
-        "march": 3,
-        "april": 4,
-        "may": 5,
-        "june": 6,
-        "july": 7,
-        "august": 8,
-        "september": 9,
-        "october": 10,
-        "november": 11,
-        "december": 12,
-    }
-
-    month = month_map.get(m.group(1).lower())
-    if month is None:
-        return None
-
-    day = int(m.group(2))
-    year = int(m.group(3)) if m.group(3) else datetime.utcnow().year
-    return f"{year:04d}-{month:02d}-{day:02d}"
-
-
-def _parse_iso_date(dt: Optional[str]) -> Optional[str]:
-    if not dt:
-        return None
-    try:
-        return dt[:10]
-    except Exception:
-        return None
-
-
-def _sort_by_volume(markets: List[Dict[str, Any]]) -> None:
-    markets.sort(key=lambda x: _safe_float(x.get("volume")) or 0.0, reverse=True)
-
-
-def _cleanup_old_snapshots(now_ts: float) -> None:
-    stale = [
-        token for token, rec in _prev_snapshots.items()
-        if now_ts - (_safe_float(rec.get("ts")) or 0.0) > SNAPSHOT_RETENTION_SEC
-    ]
-    for token in stale:
-        _prev_snapshots.pop(token, None)
-
-
-def fetch_weather_markets(
-    proxy: Optional[str] = None,
-    timeout: int = 15,
-    force_refresh: bool = False,
-) -> List[Dict[str, Any]]:
-    """Fetch active weather markets and normalize outcome/token metadata."""
-    global _market_cache, _market_cache_ts
-
-    now_ts = time.time()
-    if (
-        not force_refresh
-        and _market_cache
-        and now_ts - _market_cache_ts < CACHE_TTL_MARKETS
-    ):
-        return _market_cache.get("_all", [])
-
-    session = _build_session(proxy)
-
-    try:
-        resp = session.get(
-            f"{GAMMA_API}/events",
-            params={
-                "tag": "weather",
-                "active": "true",
-                "closed": "false",
-                "limit": 200,
-            },
-            timeout=timeout,
-            headers={"Accept": "application/json"},
-        )
-        resp.raise_for_status()
-        events = resp.json()
-    except Exception as exc:
-        logger.warning(f"Polymarket fetch_weather_markets failed: {exc}")
-        return _market_cache.get("_all", [])
-
-    all_markets: List[Dict[str, Any]] = []
-
-    for event in events:
-        event_title = event.get("title", "")
-        event_slug = event.get("slug", "")
-        event_end_date = _parse_iso_date(event.get("endDate"))
-
-        for mkt in event.get("markets", []) or []:
-            question = mkt.get("question") or event_title
-            city = _match_city(question) or _match_city(event_title)
-            if not city:
-                continue
-
-            target_date = (
-                _parse_date_from_question(question)
-                or _parse_date_from_question(event_title)
-                or _parse_iso_date(mkt.get("endDate"))
-                or event_end_date
-            )
-
-            parsed = _parse_threshold_from_question(question)
-            outcomes = [str(x) for x in _parse_json_list(mkt.get("outcomes"))]
-            outcome_prices = [
-                _safe_float(x) for x in _parse_json_list(mkt.get("outcomePrices"))
-            ]
-            token_ids = [str(x) for x in _parse_json_list(mkt.get("clobTokenIds"))]
-
-            outcome_rows: List[Dict[str, Any]] = []
-            for idx, name in enumerate(outcomes):
-                outcome_rows.append(
-                    {
-                        "name": name,
-                        "token_id": token_ids[idx] if idx < len(token_ids) else None,
-                        "last_price": (
-                            outcome_prices[idx] if idx < len(outcome_prices) else None
-                        ),
-                    }
-                )
-
-            yes_price = None
-            no_price = None
-            for row in outcome_rows:
-                name_l = row["name"].strip().lower()
-                if name_l == "yes":
-                    yes_price = row.get("last_price")
-                elif name_l == "no":
-                    no_price = row.get("last_price")
-
-            all_markets.append(
-                {
-                    "id": mkt.get("id"),
-                    "question": question,
-                    "city": city,
-                    "date": target_date,
-                    "threshold": parsed.get("threshold") if parsed else None,
-                    "threshold_unit": parsed.get("unit") if parsed else None,
-                    "contract_type": (
-                        parsed.get("type", "unknown") if parsed else "unknown"
-                    ),
-                    "yes_price": yes_price,
-                    "no_price": no_price,
-                    "volume": _safe_float(mkt.get("volume")),
-                    "liquidity": _safe_float(mkt.get("liquidityNum") or mkt.get("liquidity")),
-                    "slug": mkt.get("slug", ""),
-                    "event_slug": event_slug,
-                    "url": f"https://polymarket.com/event/{event_slug}" if event_slug else None,
-                    "outcomes": outcome_rows,
-                    "enable_order_book": bool(mkt.get("enableOrderBook", True)),
-                }
-            )
-
-    by_city: Dict[str, List[Dict[str, Any]]] = {}
-    for m in all_markets:
-        by_city.setdefault(m["city"], []).append(m)
-
-    for city in by_city:
-        _sort_by_volume(by_city[city])
-
-    _sort_by_volume(all_markets)
-    _market_cache = {"_all": all_markets, **by_city}
-    _market_cache_ts = now_ts
-    logger.info(f"Polymarket fetched {len(all_markets)} weather markets")
-    return all_markets
-
-
-def get_city_markets(
-    city: str,
-    target_date: Optional[str] = None,
-    proxy: Optional[str] = None,
-    timeout: int = 15,
-    force_refresh: bool = False,
-) -> List[Dict[str, Any]]:
-    """Get city markets, optionally filtered by YYYY-MM-DD target date."""
-    if not _market_cache or force_refresh or (time.time() - _market_cache_ts >= CACHE_TTL_MARKETS):
-        fetch_weather_markets(proxy=proxy, timeout=timeout, force_refresh=force_refresh)
-
-    rows = list(_market_cache.get(city, []))
-    if target_date:
-        rows = [m for m in rows if m.get("date") == target_date]
-
-    _sort_by_volume(rows)
-    return rows
-
-
-def _extract_best_prices(orderbook: Dict[str, Any]) -> Dict[str, Optional[float]]:
-    bids = orderbook.get("bids") or []
-    asks = orderbook.get("asks") or []
-
-    best_bid_price = None
-    best_bid_size = None
-    best_ask_price = None
-    best_ask_size = None
-
-    for level in bids:
-        p = _safe_float(level.get("price"))
-        if p is None:
-            continue
-        s = _safe_float(level.get("size"))
-        if best_bid_price is None or p > best_bid_price:
-            best_bid_price = p
-            best_bid_size = s
-
-    for level in asks:
-        p = _safe_float(level.get("price"))
-        if p is None:
-            continue
-        s = _safe_float(level.get("size"))
-        if best_ask_price is None or p < best_ask_price:
-            best_ask_price = p
-            best_ask_size = s
-
-    spread = None
-    if best_bid_price is not None and best_ask_price is not None:
-        spread = best_ask_price - best_bid_price
-
-    return {
-        "best_bid": best_bid_price,
-        "best_bid_size": best_bid_size,
-        "best_ask": best_ask_price,
-        "best_ask_size": best_ask_size,
-        "spread": spread,
-        "last_trade_price": _safe_float(orderbook.get("last_trade_price")),
-    }
-
-
-def fetch_order_books(
-    token_ids: List[str],
-    proxy: Optional[str] = None,
-    timeout: int = 12,
-    force_refresh: bool = False,
-) -> Dict[str, Dict[str, Any]]:
-    """Fetch order books for token IDs (prefer POST /books, fallback GET /book)."""
-    now_ts = time.time()
-    session = _build_session(proxy)
-
-    # Deduplicate while keeping order
-    seen = set()
-    normalized: List[str] = []
-    for token_id in token_ids:
-        tid = str(token_id or "").strip()
-        if not tid or tid in seen:
-            continue
-        seen.add(tid)
-        normalized.append(tid)
-
-    books: Dict[str, Dict[str, Any]] = {}
-    to_fetch: List[str] = []
-
-    for tid in normalized:
-        cached_ok = (
-            (not force_refresh)
-            and (tid in _book_cache)
-            and (now_ts - _book_cache_ts.get(tid, 0) < CACHE_TTL_BOOKS)
-        )
-        if cached_ok:
-            books[tid] = _book_cache[tid]
-        else:
-            to_fetch.append(tid)
-
-    if to_fetch:
-        try:
-            payload = [{"token_id": tid} for tid in to_fetch]
-            resp = session.post(
-                f"{CLOB_API}/books",
-                json=payload,
-                timeout=timeout,
-                headers={"Accept": "application/json"},
-            )
-            resp.raise_for_status()
-            rows = resp.json() or []
-
-            for row in rows:
-                tid = str(row.get("asset_id") or row.get("token_id") or "").strip()
-                if not tid:
-                    continue
-                books[tid] = row
-                _book_cache[tid] = row
-                _book_cache_ts[tid] = now_ts
-        except Exception as exc:
-            logger.warning(f"Polymarket POST /books failed, fallback to /book: {exc}")
-
-    # Fallback for missing tokens
-    for tid in to_fetch:
-        if tid in books:
-            continue
-        try:
-            resp = session.get(
-                f"{CLOB_API}/book",
-                params={"token_id": tid},
-                timeout=timeout,
-                headers={"Accept": "application/json"},
-            )
-            resp.raise_for_status()
-            row = resp.json()
-            books[tid] = row
-            _book_cache[tid] = row
-            _book_cache_ts[tid] = now_ts
-        except Exception as exc:
-            logger.debug(f"Polymarket GET /book failed token={tid}: {exc}")
-
-    return books
-
-
-def _detect_anomaly_flags(
-    token_id: str,
-    best_bid: Optional[float],
-    best_ask: Optional[float],
-    spread: Optional[float],
-    last_trade_price: Optional[float],
-    best_bid_size: Optional[float],
-    best_ask_size: Optional[float],
-    now_ts: float,
-) -> List[str]:
-    flags: List[str] = []
-
-    if best_bid is None or best_ask is None:
-        flags.append("one_sided_orderbook")
-
-    if spread is not None and spread >= 0.08:
-        flags.append("wide_spread")
-
-    if (best_bid_size is not None and best_bid_size < 25) or (
-        best_ask_size is not None and best_ask_size < 25
-    ):
-        flags.append("thin_liquidity")
-
-    prev = _prev_snapshots.get(token_id)
-    if prev:
-        prev_bid = _safe_float(prev.get("best_bid"))
-        prev_ask = _safe_float(prev.get("best_ask"))
-        prev_trade = _safe_float(prev.get("last_trade_price"))
-        prev_spread = _safe_float(prev.get("spread"))
-
-        if (
-            best_bid is not None
-            and prev_bid is not None
-            and abs(best_bid - prev_bid) >= 0.06
-        ):
-            flags.append("bid_price_jump")
-
-        if (
-            best_ask is not None
-            and prev_ask is not None
-            and abs(best_ask - prev_ask) >= 0.06
-        ):
-            flags.append("ask_price_jump")
-
-        if (
-            last_trade_price is not None
-            and prev_trade is not None
-            and abs(last_trade_price - prev_trade) >= 0.06
-        ):
-            flags.append("last_trade_jump")
-
-        if (
-            spread is not None
-            and prev_spread is not None
-            and spread - prev_spread >= 0.05
-        ):
-            flags.append("spread_widening")
-
-    _prev_snapshots[token_id] = {
-        "ts": now_ts,
-        "best_bid": best_bid,
-        "best_ask": best_ask,
-        "spread": spread,
-        "last_trade_price": last_trade_price,
-    }
-
-    return flags
-
-
-def build_city_market_snapshot(
-    city: str,
-    target_date: Optional[str] = None,
-    proxy: Optional[str] = None,
-    timeout: int = 15,
-    force_refresh: bool = False,
-) -> Dict[str, Any]:
-    """
-    Build city/date market snapshot with buy/sell prices and anomaly flags.
-
-    buy_price  = best ask (what you pay to buy)
-    sell_price = best bid (what you receive when selling)
-    """
-    now_ts = time.time()
-    _cleanup_old_snapshots(now_ts)
-
-    markets = get_city_markets(
-        city=city,
-        target_date=target_date,
-        proxy=proxy,
-        timeout=timeout,
-        force_refresh=force_refresh,
-    )
-
-    token_ids: List[str] = []
-    for market in markets:
-        for outcome in market.get("outcomes", []):
-            tid = outcome.get("token_id")
-            if tid:
-                token_ids.append(str(tid))
-
-    books_by_token = fetch_order_books(
-        token_ids,
-        proxy=proxy,
-        timeout=timeout,
-        force_refresh=force_refresh,
-    )
-
-    snapshot_markets: List[Dict[str, Any]] = []
-    alerts: List[Dict[str, Any]] = []
-
-    for market in markets:
-        market_outcomes: List[Dict[str, Any]] = []
-        market_alerts: List[Dict[str, Any]] = []
-
-        for outcome in market.get("outcomes", []):
-            token_id = outcome.get("token_id")
-            orderbook = books_by_token.get(str(token_id), {}) if token_id else {}
-            top = _extract_best_prices(orderbook)
-
-            buy_price = top["best_ask"]
-            sell_price = top["best_bid"]
-            spread = top["spread"]
-            last_trade_price = top["last_trade_price"]
-
-            flags = _detect_anomaly_flags(
-                token_id=str(token_id or ""),
-                best_bid=top["best_bid"],
-                best_ask=top["best_ask"],
-                spread=spread,
-                last_trade_price=last_trade_price,
-                best_bid_size=top["best_bid_size"],
-                best_ask_size=top["best_ask_size"],
-                now_ts=now_ts,
-            ) if token_id else []
-
-            row = {
-                "name": outcome.get("name"),
-                "token_id": token_id,
-                "last_price": outcome.get("last_price"),
-                "buy_price": buy_price,
-                "sell_price": sell_price,
-                "buy_size": top["best_ask_size"],
-                "sell_size": top["best_bid_size"],
-                "spread": spread,
-                "last_trade_price": last_trade_price,
-                "book_timestamp": orderbook.get("timestamp"),
-                "anomaly_flags": flags,
-            }
-            market_outcomes.append(row)
-
-            if flags:
-                market_alert = {
-                    "market_id": market.get("id"),
-                    "question": market.get("question"),
-                    "outcome": outcome.get("name"),
-                    "token_id": token_id,
-                    "flags": flags,
-                    "buy_price": buy_price,
-                    "sell_price": sell_price,
-                    "spread": spread,
-                    "last_trade_price": last_trade_price,
-                }
-                market_alerts.append(market_alert)
-                alerts.append(market_alert)
-
-        snapshot_markets.append(
-            {
-                "id": market.get("id"),
-                "question": market.get("question"),
-                "city": market.get("city"),
-                "date": market.get("date"),
-                "threshold": market.get("threshold"),
-                "threshold_unit": market.get("threshold_unit"),
-                "contract_type": market.get("contract_type"),
-                "slug": market.get("slug"),
-                "url": market.get("url"),
-                "volume": market.get("volume"),
-                "liquidity": market.get("liquidity"),
-                "outcomes": market_outcomes,
-                "market_alerts": market_alerts,
-            }
-        )
-
-    return {
-        "city": city,
-        "target_date": target_date,
-        "updated_at": datetime.utcnow().isoformat() + "Z",
-        "summary": {
-            "market_count": len(snapshot_markets),
-            "outcome_count": sum(len(m.get("outcomes", [])) for m in snapshot_markets),
-            "alert_count": len(alerts),
-        },
-        "markets": snapshot_markets,
-        "alerts": alerts,
-    }
-
-
-def compute_divergence(
-    city_markets: List[Dict[str, Any]],
-    prob_distribution: List[Dict[str, Any]],
-    temp_symbol: str = "°C",
-    use_fahrenheit: bool = False,
-) -> List[Dict[str, Any]]:
-    """Compare probability-engine output with Polymarket yes/no pricing."""
-    signals: List[Dict[str, Any]] = []
-
-    for mkt in city_markets:
-        if mkt.get("contract_type") != "exceed" or mkt.get("yes_price") is None:
-            continue
-
-        threshold = _safe_float(mkt.get("threshold"))
-        market_prob = _safe_float(mkt.get("yes_price"))
-        mkt_unit = mkt.get("threshold_unit", "F")
-        if threshold is None or market_prob is None:
-            continue
-
-        # Convert threshold to our unit scale
-        if mkt_unit == "F" and not use_fahrenheit:
-            threshold_v = (threshold - 32) * 5 / 9
-        else:
-            threshold_v = threshold
-
-        threshold_wu = round(threshold_v)
-        our_exceed_prob = 0.0
-        for p in prob_distribution:
-            if (p.get("value") or 0) >= threshold_wu:
-                our_exceed_prob += _safe_float(p.get("probability")) or 0.0
-
-        divergence = our_exceed_prob - market_prob
-
-        signal = "neutral"
-        if abs(divergence) > 0.10:
-            signal = "underpriced" if divergence > 0 else "overpriced"
-        elif abs(divergence) > 0.05:
-            signal = "slight_under" if divergence > 0 else "slight_over"
-
-        signals.append(
-            {
-                "question": mkt.get("question"),
-                "threshold": threshold,
-                "threshold_unit": mkt_unit,
-                "our_prob": round(our_exceed_prob, 3),
-                "market_prob": round(market_prob, 3),
-                "divergence": round(divergence, 3),
-                "signal": signal,
-                "volume": mkt.get("volume"),
-                "url": mkt.get("url"),
-            }
-        )
-
-    return signals
-
diff --git a/src/utils/config_loader.py b/src/utils/config_loader.py
index 301bbfb7..8d705009 100644
--- a/src/utils/config_loader.py
+++ b/src/utils/config_loader.py
@@ -15,13 +15,6 @@ def load_config():
         return val
 
     config = {
-        "polymarket": {
-            "api_key": get_env_or_none("POLYMARKET_API_KEY"),
-            "secret_key": get_env_or_none("POLYMARKET_SECRET_KEY"),
-            "passphrase": get_env_or_none("POLYMARKET_PASSPHRASE"),
-            "wallet_address": get_env_or_none("POLYMARKET_WALLET_ADDRESS"),
-            "proxy": os.getenv("HTTPS_PROXY") or os.getenv("HTTP_PROXY"),
-        },
         "weather": {
             "openweather_api_key": get_env_or_none("OPENWEATHER_API_KEY"),
             "wunderground_api_key": get_env_or_none("WUNDERGROUND_API_KEY"),
diff --git a/src/utils/telegram_push.py b/src/utils/telegram_push.py
index fbf12f09..b870e62c 100644
--- a/src/utils/telegram_push.py
+++ b/src/utils/telegram_push.py
@@ -116,8 +116,8 @@ def _alert_signature(alert_payload: Dict[str, Any]) -> str:
     center_deb = rules.get("ankara_center_deb_hit") or {}
     momentum = rules.get("momentum_spike") or {}
     breakthrough = rules.get("forecast_breakthrough") or {}
-    kill_zone = rules.get("kill_zone") or {}
     advection = rules.get("advection") or {}
+    suppression = alert_payload.get("suppression") or {}
 
     signature_payload = {
         "city": alert_payload.get("city"),
@@ -134,10 +134,12 @@ def _alert_signature(alert_payload: Dict[str, Any]) -> str:
         "momentum_direction": momentum.get("direction"),
         "momentum_slope_30m": round(float(momentum.get("slope_30m") or 0.0), 1),
         "breakthrough_margin": round(float(breakthrough.get("margin") or 0.0), 1),
-        "kill_zone_strike": round(float(kill_zone.get("strike_price") or 0.0), 1),
-        "kill_zone_distance": round(float(kill_zone.get("distance") or 0.0), 1),
         "lead_station": (advection.get("lead_station") or {}).get("name"),
         "lead_delta": round(float(advection.get("lead_delta") or 0.0), 1),
+        "suppressed": bool(suppression.get("suppressed")),
+        "suppression_reason": suppression.get("reason"),
+        "suppression_peak_time": suppression.get("max_temp_time"),
+        "suppression_rollback": round(float(suppression.get("rollback") or 0.0), 1),
     }
     raw = json.dumps(signature_payload, sort_keys=True, ensure_ascii=True)
     return hashlib.sha1(raw.encode("utf-8")).hexdigest()
@@ -151,27 +153,15 @@ def build_trade_alert_for_city(
 ) -> Dict[str, Any]:
     from web.app import _analyze
     from src.analysis.market_alert_engine import build_trading_alerts
-    from src.data_collection.polymarket_client import build_city_market_snapshot
 
     city_weather = _analyze(city, force_refresh=force_refresh)
     resolved_target_date = target_date or city_weather.get("local_date")
     if resolved_target_date:
         datetime.strptime(resolved_target_date, "%Y-%m-%d")
 
-    proxy = (
-        (config.get("polymarket", {}) or {}).get("proxy")
-        or (config.get("app", {}) or {}).get("proxy")
-    )
-    market_snapshot = build_city_market_snapshot(
-        city=city,
-        target_date=resolved_target_date,
-        proxy=proxy,
-        force_refresh=force_refresh,
-    )
     map_url = os.getenv("POLYWEATHER_MAP_URL") or "https://polyweather-pro.vercel.app/"
     alert_payload = build_trading_alerts(
         city_weather=city_weather,
-        market_snapshot=market_snapshot,
         map_url=map_url,
     )
     alert_payload["target_date"] = resolved_target_date
diff --git a/tests/test_market_alert_engine.py b/tests/test_market_alert_engine.py
index 0645b4ce..dd5f016c 100644
--- a/tests/test_market_alert_engine.py
+++ b/tests/test_market_alert_engine.py
@@ -51,46 +51,20 @@ def _sample_weather_payload():
     }
 
 
-def _sample_market_snapshot():
-    return {
-        "city": "ankara",
-        "target_date": "2026-03-07",
-        "markets": [
-            {
-                "id": "m1",
-                "question": "Will temperature in Ankara exceed 11.5°C on March 7?",
-                "threshold": 11.5,
-                "threshold_unit": "C",
-                "contract_type": "exceed",
-                "outcomes": [
-                    {"name": "Yes", "buy_price": 0.73, "last_price": 0.72},
-                    {"name": "No", "buy_price": 0.27, "last_price": 0.28},
-                ],
-            }
-        ],
-    }
-
-
 def test_trading_alerts_all_core_rules_trigger():
     out = build_trading_alerts(
         city_weather=_sample_weather_payload(),
-        market_snapshot=_sample_market_snapshot(),
         map_url="https://example.com/map",
     )
 
     assert out["trigger_count"] >= 3
     assert out["rules"]["momentum_spike"]["triggered"] is True
     assert out["rules"]["forecast_breakthrough"]["triggered"] is True
-    assert out["rules"]["kill_zone"]["triggered"] is True
     assert out["rules"]["advection"]["triggered"] is True
 
     msg = out["telegram"]["zh"]
     assert "PolyWeather 异动预警" in msg
     assert "动量突变" in msg
-    assert "盘口：" in msg
-    assert "Yes 买 73c / 卖 -" in msg
-    assert "No 买 27c / 卖 -" in msg
-    assert "No\" 单需谨慎" in msg
     assert "https://example.com/map" in msg
 
 
@@ -100,7 +74,6 @@ def test_forecast_breakthrough_not_triggered_when_current_not_above_margin():
 
     out = build_trading_alerts(
         city_weather=city_weather,
-        market_snapshot=_sample_market_snapshot(),
     )
     assert out["rules"]["forecast_breakthrough"]["triggered"] is False
 
@@ -118,7 +91,6 @@ def test_ankara_center_hits_deb_triggers_force_push():
 
     out = build_trading_alerts(
         city_weather=city_weather,
-        market_snapshot={"city": "ankara", "target_date": "2026-03-07", "markets": []},
     )
 
     center_rule = out["rules"]["ankara_center_deb_hit"]
@@ -126,3 +98,47 @@ def test_ankara_center_hits_deb_triggers_force_push():
     assert center_rule["force_push"] is True
     assert out["severity"] in ("medium", "high")
     assert "Center信号" in out["telegram"]["zh"]
+
+
+def test_peak_passed_guard_suppresses_late_day_cooldown_alerts():
+    city_weather = {
+        "name": "wellington",
+        "display_name": "Wellington",
+        "temp_symbol": "°C",
+        "local_time": "16:40",
+        "current": {
+            "temp": 19.0,
+            "max_so_far": 20.2,
+            "max_temp_time": "15:20",
+            "wind_dir": 220.0,
+            "wind_speed_kt": 8.0,
+        },
+        "trend": {
+            "recent": [
+                {"time": "16:40", "temp": 19.0},
+                {"time": "16:10", "temp": 20.0},
+                {"time": "15:40", "temp": 20.5},
+            ]
+        },
+        "multi_model": {
+            "MGM": 18.2,
+            "GFS": 18.4,
+            "ECMWF": 18.5,
+        },
+        "deb": {"prediction": 18.7},
+        "metar_recent_obs": [
+            {"time": "16:40", "wdir": 220},
+            {"time": "16:10", "wdir": 210},
+        ],
+        "mgm_nearby": [],
+    }
+
+    out = build_trading_alerts(city_weather=city_weather)
+
+    assert out["suppression"]["suppressed"] is True
+    assert out["severity"] == "none"
+    assert out["trigger_count"] == 0
+    assert out["rules"]["momentum_spike"]["raw_triggered"] is True
+    assert out["rules"]["forecast_breakthrough"]["raw_triggered"] is True
+    assert "高温已过（暂停推送）" in out["telegram"]["zh"]
+    assert "暂停主动推送" in out["telegram"]["zh"]
diff --git a/tests/test_polymarket_client.py b/tests/test_polymarket_client.py
deleted file mode 100644
index 063ecc0d..00000000
--- a/tests/test_polymarket_client.py
+++ /dev/null
@@ -1,90 +0,0 @@
-from src.data_collection import polymarket_client as pm
-
-
-def test_extract_best_prices():
-    book = {
-        "bids": [{"price": "0.41", "size": "100"}, {"price": "0.39", "size": "80"}],
-        "asks": [{"price": "0.45", "size": "90"}, {"price": "0.47", "size": "70"}],
-        "last_trade_price": "0.44",
-    }
-    out = pm._extract_best_prices(book)
-    assert out["best_bid"] == 0.41
-    assert out["best_ask"] == 0.45
-    assert out["spread"] == 0.04
-    assert out["last_trade_price"] == 0.44
-
-
-def test_build_city_market_snapshot_buy_sell_and_alerts(monkeypatch):
-    pm._prev_snapshots.clear()
-
-    markets = [
-        {
-            "id": "m1",
-            "question": "Highest temperature in Ankara on March 7?",
-            "city": "ankara",
-            "date": "2026-03-07",
-            "slug": "m1",
-            "url": "https://polymarket.com/event/m1",
-            "volume": 1000.0,
-            "liquidity": 500.0,
-            "outcomes": [
-                {"name": "6-7°C", "token_id": "t1", "last_price": 0.32},
-                {"name": "8-9°C", "token_id": "t2", "last_price": 0.40},
-            ],
-        }
-    ]
-
-    books = {
-        "t1": {
-            "bids": [{"price": "0.30", "size": "50"}],
-            "asks": [{"price": "0.36", "size": "55"}],
-            "last_trade_price": "0.34",
-            "timestamp": "2026-03-06T10:00:00Z",
-        },
-        # one-sided book + thin liquidity to trigger anomaly
-        "t2": {
-            "bids": [],
-            "asks": [{"price": "0.52", "size": "10"}],
-            "last_trade_price": "0.51",
-            "timestamp": "2026-03-06T10:00:00Z",
-        },
-    }
-
-    def fake_get_city_markets(**kwargs):
-        return markets
-
-    def fake_fetch_order_books(*args, **kwargs):
-        return books
-
-    monkeypatch.setattr(pm, "get_city_markets", fake_get_city_markets)
-    monkeypatch.setattr(pm, "fetch_order_books", fake_fetch_order_books)
-
-    # Seed previous snapshot for token t1, so we can detect a price jump alert
-    pm._prev_snapshots["t1"] = {
-        "ts": 1.0,
-        "best_bid": 0.20,
-        "best_ask": 0.24,
-        "spread": 0.04,
-        "last_trade_price": 0.22,
-    }
-
-    snap = pm.build_city_market_snapshot(city="ankara", target_date="2026-03-07")
-
-    assert snap["city"] == "ankara"
-    assert snap["target_date"] == "2026-03-07"
-    assert snap["summary"]["market_count"] == 1
-    assert snap["summary"]["outcome_count"] == 2
-
-    first_market = snap["markets"][0]
-    row_t1 = next(x for x in first_market["outcomes"] if x["token_id"] == "t1")
-    row_t2 = next(x for x in first_market["outcomes"] if x["token_id"] == "t2")
-
-    # Buy uses ask, sell uses bid
-    assert row_t1["buy_price"] == 0.36
-    assert row_t1["sell_price"] == 0.30
-    assert round(row_t1["spread"], 2) == 0.06
-
-    # one-sided orderbook has no sell price
-    assert row_t2["buy_price"] == 0.52
-    assert row_t2["sell_price"] is None
-    assert "one_sided_orderbook" in row_t2["anomaly_flags"]
diff --git a/web/app.py b/web/app.py
index 3bb2e674..3c69e106 100644
--- a/web/app.py
+++ b/web/app.py
@@ -588,127 +588,6 @@ def _normalize_city_or_404(name: str) -> str:
     return city
 
 
-def _resolve_target_date(city: str, target_date: Optional[str]) -> str:
-    """
-    Resolve requested market date. If absent, default to current local date of city.
-    """
-    if target_date:
-        try:
-            datetime.strptime(target_date, "%Y-%m-%d")
-        except Exception:
-            raise HTTPException(400, detail="target_date must be YYYY-MM-DD")
-        return target_date
-
-    tz_seconds = CITIES.get(city, {}).get("tz", 0)
-    return (datetime.now(timezone.utc) + timedelta(seconds=tz_seconds)).strftime(
-        "%Y-%m-%d"
-    )
-
-
-@app.get("/api/polymarket/{name}")
-async def city_polymarket_snapshot(
-    name: str,
-    target_date: Optional[str] = None,
-    force_refresh: bool = False,
-):
-    """
-    Return Polymarket city/date market snapshot with buy/sell prices and spreads.
-    """
-    city = _normalize_city_or_404(name)
-    resolved_date = _resolve_target_date(city, target_date)
-
-    from src.data_collection.polymarket_client import build_city_market_snapshot
-
-    proxy = (
-        (_config.get("polymarket", {}) or {}).get("proxy")
-        or (_config.get("app", {}) or {}).get("proxy")
-    )
-    snapshot = build_city_market_snapshot(
-        city=city,
-        target_date=resolved_date,
-        proxy=proxy,
-        force_refresh=force_refresh,
-    )
-    return snapshot
-
-
-@app.get("/api/polymarket/{name}/alerts")
-async def city_polymarket_alerts(
-    name: str,
-    target_date: Optional[str] = None,
-    force_refresh: bool = False,
-):
-    """
-    Return orderbook anomalies plus strategy-focused trading alerts.
-    """
-    city = _normalize_city_or_404(name)
-    resolved_date = _resolve_target_date(city, target_date)
-
-    from src.data_collection.polymarket_client import build_city_market_snapshot
-    from src.analysis.market_alert_engine import build_trading_alerts
-
-    proxy = (
-        (_config.get("polymarket", {}) or {}).get("proxy")
-        or (_config.get("app", {}) or {}).get("proxy")
-    )
-    snapshot = build_city_market_snapshot(
-        city=city,
-        target_date=resolved_date,
-        proxy=proxy,
-        force_refresh=force_refresh,
-    )
-    city_weather = _analyze(city, force_refresh=force_refresh)
-    map_url = os.getenv("POLYWEATHER_MAP_URL") or "https://polyweather-pro.vercel.app/"
-    trade_alerts = build_trading_alerts(
-        city_weather=city_weather,
-        market_snapshot=snapshot,
-        map_url=map_url,
-    )
-
-    return {
-        "city": snapshot.get("city"),
-        "target_date": snapshot.get("target_date"),
-        "updated_at": snapshot.get("updated_at"),
-        "summary": snapshot.get("summary"),
-        "alerts": snapshot.get("alerts", []),
-        "trade_alerts": trade_alerts,
-    }
-
-
-@app.get("/api/polymarket/{name}/trade-alerts")
-async def city_trade_alerts(
-    name: str,
-    target_date: Optional[str] = None,
-    force_refresh: bool = False,
-):
-    """
-    Return trading alerts and Telegram-ready notification payload.
-    """
-    city = _normalize_city_or_404(name)
-    resolved_date = _resolve_target_date(city, target_date)
-
-    from src.data_collection.polymarket_client import build_city_market_snapshot
-    from src.analysis.market_alert_engine import build_trading_alerts
-
-    proxy = (
-        (_config.get("polymarket", {}) or {}).get("proxy")
-        or (_config.get("app", {}) or {}).get("proxy")
-    )
-    snapshot = build_city_market_snapshot(
-        city=city,
-        target_date=resolved_date,
-        proxy=proxy,
-        force_refresh=force_refresh,
-    )
-    city_weather = _analyze(city, force_refresh=force_refresh)
-    map_url = os.getenv("POLYWEATHER_MAP_URL") or "https://polyweather-pro.vercel.app/"
-    return build_trading_alerts(
-        city_weather=city_weather,
-        market_snapshot=snapshot,
-        map_url=map_url,
-    )
-
-
 @app.get("/api/history/{name}")
 async def city_history(name: str):
     """Return historical accuracy data (DEB, mu, actuals) for a city."""
diff --git a/web/static/app.js b/web/static/app.js
index ca84f9d3..38ed7485 100644
--- a/web/static/app.js
+++ b/web/static/app.js
@@ -255,85 +255,6 @@ async function fetchCityDetail(cityName, force = false) {
   return await res.json();
 }
 
-async function fetchCityMarket(cityName, targetDate, force = false) {
-  const urlName = cityName.replace(/\s/g, "-");
-  const params = new URLSearchParams({
-    force_refresh: String(force),
-  });
-  if (targetDate) {
-    params.set("target_date", targetDate);
-  }
-
-  const res = await fetch(`/api/polymarket/${encodeURIComponent(urlName)}?${params}`);
-  if (!res.ok) throw new Error(`HTTP ${res.status}`);
-  return await res.json();
-}
-
-function hasMarketSnapshot(data, targetDate) {
-  return Boolean(
-    data?.polymarket &&
-      data.polymarket.target_date === targetDate &&
-      !data.polymarket.loading &&
-      !data.polymarket.fetch_error &&
-      Array.isArray(data.polymarket.markets),
-  );
-}
-
-async function hydrateCityMarketData(data, force = false) {
-  if (!data?.name) return null;
-
-  const targetDate = data.local_date || null;
-  if (!force && data.polymarket?.loading && data.polymarket.target_date === targetDate) {
-    return data.polymarket;
-  }
-  if (!force && hasMarketSnapshot(data, targetDate)) {
-    return data.polymarket;
-  }
-
-  const existingMarkets = Array.isArray(data.polymarket?.markets)
-    ? data.polymarket.markets
-    : [];
-
-  data.polymarket = {
-    ...(data.polymarket || {}),
-    target_date: targetDate,
-    loading: true,
-    fetch_error: null,
-    markets: existingMarkets,
-  };
-
-  if (selectedCity === data.name) {
-    renderMarketPrices(data);
-  }
-
-  try {
-    const snapshot = await fetchCityMarket(data.name, targetDate, force);
-    data.polymarket = {
-      ...snapshot,
-      loading: false,
-      fetch_error: null,
-    };
-  } catch (e) {
-    console.error(`Failed to load market for ${data.name}:`, e);
-    data.polymarket = {
-      ...(data.polymarket || {}),
-      target_date: targetDate,
-      loading: false,
-      fetch_error: e.message || "Unknown error",
-      markets: existingMarkets,
-    };
-  }
-
-  cityDataCache[data.name] = data;
-  saveCache();
-
-  if (selectedCity === data.name) {
-    renderMarketPrices(data);
-  }
-
-  return data.polymarket;
-}
-
 // ──────────────────────────────────────────────────────────
 //  Nearby Map Stations Rendering
 // ──────────────────────────────────────────────────────────
@@ -426,7 +347,6 @@ async function loadCityDetail(cityName, force = false) {
     const cachedData = cityDataCache[cityName];
     renderPanel(cachedData);
     renderNearbyStations(cachedData);
-    hydrateCityMarketData(cachedData, false);
     return;
   }
 
@@ -437,7 +357,6 @@ async function loadCityDetail(cityName, force = false) {
     cityDataCache[cityName] = data;
     saveCache();
     renderPanel(data);
-    hydrateCityMarketData(data, force);
 
     // Render nearby stations and zoom camera (cinematic or bounds)
     renderNearbyStations(data);
@@ -494,8 +413,6 @@ function renderPanel(data) {
   renderChart(data);
   // Probabilities
   renderProbabilities(data);
-  // Market prices
-  renderMarketPrices(data);
   // Multi-model & Forecast synchronization
   if (!selectedForecastDate) {
     selectedForecastDate = data.local_date;
@@ -1008,154 +925,6 @@ function formatCents(price) {
   return Number.isInteger(cents) ? `${cents.toFixed(0)}c` : `${cents.toFixed(1)}c`;
 }
 
-function formatCompactUsd(value) {
-  const n = Number(value);
-  if (!Number.isFinite(n)) return "--";
-  if (n >= 1000) {
-    const compact = n >= 10000 ? (n / 1000).toFixed(0) : (n / 1000).toFixed(1);
-    return `$${compact}k`;
-  }
-  return `$${Math.round(n)}`;
-}
-
-function formatMarketThreshold(market, fallbackUnit) {
-  const threshold = Number(market?.threshold);
-  if (!Number.isFinite(threshold)) {
-    return market?.question || "Market";
-  }
-
-  const isInteger = Math.abs(threshold - Math.round(threshold)) < 0.001;
-  const value = isInteger ? threshold.toFixed(0) : threshold.toFixed(1);
-  const unitRaw = String(market?.threshold_unit || fallbackUnit || "C").toUpperCase();
-  const unit = unitRaw === "F" ? "°F" : "°C";
-
-  if (market?.contract_type === "exceed") {
-    return `${value}${unit}+`;
-  }
-  return `${value}${unit}`;
-}
-
-function findOutcome(market, outcomeName) {
-  const target = String(outcomeName || "").toLowerCase();
-  return (market?.outcomes || []).find(
-    (outcome) => String(outcome?.name || "").toLowerCase() === target,
-  );
-}
-
-function renderMarketPrices(data) {
-  const summary = document.getElementById("marketSummary");
-  const container = document.getElementById("marketBook");
-  const snapshot = data.polymarket || {};
-  const markets = Array.isArray(snapshot.markets) ? [...snapshot.markets] : [];
-  const targetDate = snapshot.target_date || data.local_date || "--";
-
-  if (snapshot.loading && markets.length === 0) {
-    summary.innerHTML =
-      '<span class="market-muted">Loading current Polymarket markets...</span>';
-    container.innerHTML = "";
-    return;
-  }
-
-  if (snapshot.fetch_error && markets.length === 0) {
-    summary.innerHTML =       `<span class="market-error">Market load failed: ${escapeHtml(snapshot.fetch_error)}</span>`;
-    container.innerHTML = "";
-    return;
-  }
-
-  if (markets.length === 0) {
-    summary.innerHTML =
-      '<span class="market-muted">No Polymarket markets for this date</span>';
-    container.innerHTML = "";
-    return;
-  }
-
-  markets.sort((a, b) => {
-    const left = Number(a?.threshold);
-    const right = Number(b?.threshold);
-    const safeLeft = Number.isFinite(left) ? left : Number.MAX_SAFE_INTEGER;
-    const safeRight = Number.isFinite(right) ? right : Number.MAX_SAFE_INTEGER;
-    return safeLeft - safeRight;
-  });
-
-  const primaryUrl = markets.find((market) => market?.url)?.url;
-  const updatedAtTs = snapshot.updated_at ? Date.parse(snapshot.updated_at) : NaN;
-  const updatedAt = Number.isFinite(updatedAtTs)
-    ? new Date(updatedAtTs).toLocaleTimeString([], {
-        hour: "2-digit",
-        minute: "2-digit",
-      })
-    : null;
-
-  summary.innerHTML = `
-    <div class="market-summary-main">
-      <span>${escapeHtml(targetDate)} - ${markets.length} markets</span>
-      <span>Buy = best ask</span>
-      <span>Sell = best bid</span>
-      ${updatedAt ? `<span>Updated ${escapeHtml(updatedAt)}</span>` : ""}
-    </div>
-    ${primaryUrl ? `<a href="${escapeHtml(primaryUrl)}" target="_blank" rel="noreferrer">Open Polymarket</a>` : ""}
-  `;
-
-  container.innerHTML = markets
-    .map((market) => {
-      const yes = findOutcome(market, "yes") || {};
-      const no = findOutcome(market, "no") || {};
-      const label = formatMarketThreshold(
-        market,
-        String(data.temp_symbol || "").includes("F") ? "F" : "C",
-      );
-      const spread = Number(yes.spread);
-      const meta = [
-        `Volume ${formatCompactUsd(market.volume)}`,
-        `Liquidity ${formatCompactUsd(market.liquidity)}`,
-        Number.isFinite(spread) ? `Yes spread ${formatCents(spread)}` : null,
-      ].filter(Boolean);
-
-      return `
-        <div class="market-row">
-          <div class="market-contract">
-            <div class="market-threshold">${escapeHtml(label)}</div>
-            <div class="market-contract-meta">${meta.map((item) => `<span>${escapeHtml(item)}</span>`).join("")}</div>
-            <div class="market-question">${escapeHtml(market.question || "")}</div>
-          </div>
-          <div class="market-side yes">
-            <div class="market-side-header">
-              <span class="market-side-label yes">YES</span>
-              <span class="market-last">Last ${formatCents(yes.last_trade_price)}</span>
-            </div>
-            <div class="market-side-prices">
-              <div class="market-price-chip">
-                <div class="market-price-label">Buy</div>
-                <div class="market-price-value">${formatCents(yes.buy_price)}</div>
-              </div>
-              <div class="market-price-chip">
-                <div class="market-price-label">Sell</div>
-                <div class="market-price-value">${formatCents(yes.sell_price)}</div>
-              </div>
-            </div>
-          </div>
-          <div class="market-side no">
-            <div class="market-side-header">
-              <span class="market-side-label no">NO</span>
-              <span class="market-last">Last ${formatCents(no.last_trade_price)}</span>
-            </div>
-            <div class="market-side-prices">
-              <div class="market-price-chip">
-                <div class="market-price-label">Buy</div>
-                <div class="market-price-value">${formatCents(no.buy_price)}</div>
-              </div>
-              <div class="market-price-chip">
-                <div class="market-price-label">Sell</div>
-                <div class="market-price-value">${formatCents(no.sell_price)}</div>
-              </div>
-            </div>
-          </div>
-        </div>
-      `;
-    })
-    .join("");
-}
-
 function renderModels(data) {
   const container = document.getElementById("modelBars");
   const targetDate = selectedForecastDate || data.local_date;
diff --git a/web/static/index.html b/web/static/index.html
index dccd11d9..e46673a7 100644
--- a/web/static/index.html
+++ b/web/static/index.html
@@ -108,14 +108,6 @@
                 </div>
             </section>
 
-            <section class="market-section">
-                <h3>Polymarket Prices</h3>
-                <div id="marketSummary" class="market-summary"></div>
-                <div id="marketBook" class="market-book">
-                    <!-- Dynamically populated -->
-                </div>
-            </section>
-
             <!-- ── Multi-Model Comparison ── -->
             <section class="models-section">
                 <h3>🔬 多模型预报</h3>
diff --git a/web/static/style.css b/web/static/style.css
index 7b98a4e0..3cc9db25 100644
--- a/web/static/style.css
+++ b/web/static/style.css
@@ -668,155 +668,6 @@ body {
   background: rgba(99, 102, 241, 0.15);
 }
 
-/* ── Market Section ── */
-.market-summary {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  gap: 10px;
-  flex-wrap: wrap;
-  margin-bottom: 12px;
-  font-size: 11px;
-  color: var(--text-muted);
-}
-
-.market-summary-main {
-  display: flex;
-  gap: 10px;
-  flex-wrap: wrap;
-}
-
-.market-summary a {
-  color: var(--accent-cyan);
-  text-decoration: none;
-  font-weight: 600;
-}
-
-.market-summary a:hover {
-  text-decoration: underline;
-}
-
-.market-book {
-  display: flex;
-  flex-direction: column;
-  gap: 10px;
-}
-
-.market-row {
-  display: grid;
-  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr) minmax(0, 1fr);
-  gap: 10px;
-  padding: 12px;
-  border-radius: 12px;
-  border: 1px solid var(--border-subtle);
-  background: rgba(255, 255, 255, 0.025);
-}
-
-.market-contract {
-  min-width: 0;
-}
-
-.market-threshold {
-  font-size: 15px;
-  font-weight: 700;
-  color: var(--text-primary);
-}
-
-.market-contract-meta {
-  display: flex;
-  gap: 8px;
-  flex-wrap: wrap;
-  margin-top: 6px;
-  font-size: 11px;
-  color: var(--text-muted);
-}
-
-.market-question {
-  margin-top: 8px;
-  font-size: 11px;
-  color: var(--text-secondary);
-  line-height: 1.5;
-  word-break: break-word;
-}
-
-.market-side {
-  border-radius: 10px;
-  padding: 10px;
-  border: 1px solid var(--border-subtle);
-  background: rgba(255, 255, 255, 0.03);
-}
-
-.market-side.yes {
-  border-color: rgba(34, 197, 94, 0.18);
-  background: rgba(34, 197, 94, 0.05);
-}
-
-.market-side.no {
-  border-color: rgba(248, 113, 113, 0.18);
-  background: rgba(248, 113, 113, 0.05);
-}
-
-.market-side-header {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  gap: 8px;
-  margin-bottom: 8px;
-}
-
-.market-side-label {
-  font-size: 11px;
-  font-weight: 700;
-  letter-spacing: 0.06em;
-}
-
-.market-side-label.yes {
-  color: #4ade80;
-}
-
-.market-side-label.no {
-  color: #fda4af;
-}
-
-.market-last {
-  font-size: 10px;
-  color: var(--text-muted);
-}
-
-.market-side-prices {
-  display: grid;
-  grid-template-columns: repeat(2, minmax(0, 1fr));
-  gap: 8px;
-}
-
-.market-price-chip {
-  border-radius: 8px;
-  border: 1px solid var(--border-subtle);
-  background: rgba(15, 23, 42, 0.45);
-  padding: 8px;
-}
-
-.market-price-label {
-  font-size: 10px;
-  color: var(--text-muted);
-  margin-bottom: 2px;
-}
-
-.market-price-value {
-  font-size: 14px;
-  font-weight: 700;
-  color: var(--text-primary);
-  font-variant-numeric: tabular-nums;
-}
-
-.market-muted {
-  color: var(--text-muted);
-}
-
-.market-error {
-  color: var(--accent-red);
-}
-
 /* ── Model Bars ── */
 .model-bars {
   display: flex;
@@ -1237,9 +1088,6 @@ body {
   :root {
     --panel-width: 100%;
   }
-  .market-row {
-    grid-template-columns: 1fr;
-  }
 }
 
 @media (max-width: 600px) {