update for 4 hour rain forecast

cmd/ingestd/web.go

@@ -179,16 +179,29 @@ func (s *webServer) handleDashboard(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	const rainModelName = "rain_next_1h"
+	const rainModelName = "rain_next_4h"
+	const rainModelHorizonHours = 4
 
-	latestRainPrediction, err := s.db.LatestRainPrediction(r.Context(), s.site.Name, rainModelName)
+	latestRainPrediction, err := s.db.LatestRainPrediction(
+		r.Context(),
+		s.site.Name,
+		rainModelName,
+		rainModelHorizonHours,
+	)
 	if err != nil {
 		http.Error(w, "failed to query latest rain prediction", http.StatusInternalServerError)
 		log.Printf("web dashboard latest rain prediction error: %v", err)
 		return
 	}
 
-	rainPredictionRange, err := s.db.RainPredictionSeriesRange(r.Context(), s.site.Name, rainModelName, start, end)
+	rainPredictionRange, err := s.db.RainPredictionSeriesRange(
+		r.Context(),
+		s.site.Name,
+		rainModelName,
+		rainModelHorizonHours,
+		start,
+		end,
+	)
 	if err != nil {
 		http.Error(w, "failed to query rain predictions", http.StatusInternalServerError)
 		log.Printf("web dashboard rain prediction range error: %v", err)

cmd/ingestd/web/app.js

@@ -979,7 +979,7 @@ function renderDashboard(data) {
     data: {
       datasets: [
         {
-          label: rainPredictions.length ? "model rain probability (%)" : "heuristic rain probability (%)",
+          label: rainPredictions.length ? "model rain probability next 4h (%)" : "heuristic rain probability (%)",
           data: rainPredictions.length ? buildRainProbabilitySeriesFromPredictions(rainPredictions) : buildRainProbabilitySeries(obsFiltered),
           borderColor: colors.rain,
           backgroundColor: "rgba(78, 168, 222, 0.18)",

cmd/ingestd/web/index.html

@@ -70,7 +70,7 @@
             <div class="value" id="live-pressure">--</div>
           </div>
           <div class="metric">
-            <div class="label">Rain 1h %</div>
+            <div class="label">Rain 4h %</div>
             <div class="value" id="live-rain-prob">--</div>
           </div>
           <div class="metric">