diff --git a/client/src/components/WeatherWidget.tsx b/client/src/components/WeatherWidget.tsx
index 60288d4..cf226b9 100644
--- a/client/src/components/WeatherWidget.tsx
+++ b/client/src/components/WeatherWidget.tsx
@@ -154,8 +154,9 @@ export default function WeatherWidget() {
         description: data.message,
       });
       
-      // Actualiser les données météo
+      // Forcer le rechargement immédiat des données météo
       queryClient.invalidateQueries({ queryKey: ['/api/weather/current'] });
+      queryClient.refetchQueries({ queryKey: ['/api/weather/current'] });
     },
     onError: (error: any) => {
       toast({
diff --git a/server/routes.ts b/server/routes.ts
index 4e2958e..4ee8a17 100644
--- a/server/routes.ts
+++ b/server/routes.ts
@@ -2970,6 +2970,9 @@ RÉSUMÉ DU SCAN
         location: locationData.fullLocation
       });
 
+      // Vider le cache météo car la localisation a changé
+      await storage.clearWeatherCache();
+
       console.log('🌍 Localisation mise à jour automatiquement:', {
         from: settings.location,
         to: locationData.fullLocation,
diff --git a/server/storage.ts b/server/storage.ts
index 329b59c..8440673 100644
--- a/server/storage.ts
+++ b/server/storage.ts
@@ -202,6 +202,7 @@ export interface IStorage {
   createWeatherData(data: InsertWeatherData): Promise<WeatherData>;
   updateWeatherData(id: number, data: Partial<InsertWeatherData>): Promise<WeatherData>;
   deleteOldWeatherData(daysToKeep: number): Promise<void>;
+  clearWeatherCache(): Promise<void>;
 }
 
 export class DatabaseStorage implements IStorage {
@@ -1840,6 +1841,11 @@ export class DatabaseStorage implements IStorage {
     
     console.log(`🧹 Deleted weather data older than ${daysToKeep} days`);
   }
+
+  async clearWeatherCache(): Promise<void> {
+    await db.delete(weatherData);
+    console.log('🧹 Weather cache cleared due to location change');
+  }
 }
 
 // MemStorage class for development
@@ -3261,6 +3267,11 @@ export class MemStorage implements IStorage {
     // In development, this is a no-op
     console.log(`🧹 DEV: Would delete weather data older than ${daysToKeep} days`);
   }
+
+  async clearWeatherCache(): Promise<void> {
+    // In development, this is a no-op
+    console.log('🧹 DEV: Weather cache cleared due to location change');
+  }
 }
 
 // Use MemStorage in development, DatabaseStorage in production