From 1e1a78e9469ecb306d3e7b3897c5920681423a11 Mon Sep 17 00:00:00 2001
From: "2569718930@qq.com" <2569718930@qq.com>
Date: Tue, 16 Jun 2026 04:34:49 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3=E7=BB=88=E7=AB=AF=20METAR=20?=
 =?UTF-8?q?=E5=BD=93=E5=89=8D=E6=B8=A9=E5=BA=A6=E6=98=BE=E7=A4=BA?=
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---
 ...temperatureDefaultVisibilityPolicy.test.ts | 57 ++++++++++++++++++-
 .../scan-terminal/temperature-chart-logic.ts  |  8 ++-
 2 files changed, 61 insertions(+), 4 deletions(-)

diff --git a/frontend/components/dashboard/scan-terminal/__tests__/temperatureDefaultVisibilityPolicy.test.ts b/frontend/components/dashboard/scan-terminal/__tests__/temperatureDefaultVisibilityPolicy.test.ts
index 6012b83a..7d27327c 100644
--- a/frontend/components/dashboard/scan-terminal/__tests__/temperatureDefaultVisibilityPolicy.test.ts
+++ b/frontend/components/dashboard/scan-terminal/__tests__/temperatureDefaultVisibilityPolicy.test.ts
@@ -1035,8 +1035,61 @@ export function runTests() {
       isShenzhen: false,
       displayMetarTemp: 72.0,
       observedHighMetar: 73.9,
-    }) === 73.9,
-    "non-HKO compact secondary stat should keep the existing daily-high behavior",
+    }) === 72.0,
+    "non-HKO compact secondary stat should render the latest METAR/current point, not the daily high",
+  );
+
+  const wuhanEarlyMorningMetrics = __getObservationDisplayMetricsForTest(
+    {
+      city: "wuhan",
+      local_date: "2026-06-16",
+      local_time: "04:23",
+      tz_offset_seconds: 8 * 60 * 60,
+      current_temp: 22.8,
+      current_max_so_far: 33.0,
+      temp_symbol: "°C",
+      metar_context: {
+        airport_current_temp: 23.0,
+        airport_max_so_far: 33.0,
+        airport_obs_time: "04:00",
+      },
+    } as any,
+    {
+      localTime: "04:23",
+      times: ["00:00", "04:00", "12:00", "18:00"],
+      temps: [24.0, 23.0, 33.0, 29.0],
+      settlementTodayObs: [
+        { time: "04:00", temp: 23.0 },
+      ],
+      airportCurrent: {
+        temp: 23.0,
+        max_so_far: 33.0,
+        obs_time: "2026-06-16T04:00:00+08:00",
+      },
+      runwayPlateHistory: {
+        "04/22": [
+          { time: "04:20", temp: 22.8 },
+        ],
+      },
+    } as any,
+    null,
+  );
+  assert(
+    wuhanEarlyMorningMetrics.currentMetarTemp === 23.0,
+    "Wuhan early-morning METAR current metric should use the latest settlement point",
+  );
+  assert(
+    wuhanEarlyMorningMetrics.observedHighMetar === 33.0,
+    "Wuhan METAR daily high can remain available separately from the compact current stat",
+  );
+  assert(
+    __selectCompactSecondaryTempForTest({
+      isHKO: false,
+      isShenzhen: false,
+      displayMetarTemp: (wuhanEarlyMorningMetrics as any).currentMetarTemp,
+      observedHighMetar: wuhanEarlyMorningMetrics.observedHighMetar,
+    }) === 23.0,
+    "Wuhan compact METAR settlement stat should not show a stale daily high at 04:23",
   );
 
   const wuhanRunwayChart = __buildTemperatureChartDataForTest(
diff --git a/frontend/components/dashboard/scan-terminal/temperature-chart-logic.ts b/frontend/components/dashboard/scan-terminal/temperature-chart-logic.ts
index 444b2fcd..984433d7 100644
--- a/frontend/components/dashboard/scan-terminal/temperature-chart-logic.ts
+++ b/frontend/components/dashboard/scan-terminal/temperature-chart-logic.ts
@@ -964,10 +964,14 @@ function selectCompactSecondaryTemp({
   displayMetarTemp: number | null;
   observedHighMetar: number | null;
 }) {
-  if (isHKO && !isShenzhen && displayMetarTemp !== null) {
+  if (isShenzhen) {
+    return observedHighMetar;
+  }
+  // The compact secondary label is an observation cadence, so it must not display a daily high.
+  if (isHKO) {
     return displayMetarTemp;
   }
-  return observedHighMetar;
+  return displayMetarTemp;
 }
 
 function isSettlementRunway(row: ScanOpportunityRow | null, rwy: string) {