Update app.py

app.py

@@ -121,7 +121,7 @@ def get_noaa_forecast(lat, lon):
         periods = forecast_data['properties']['periods']
         forecast_text = ""
         
-        for period in periods[:6]:  # Show next 3 days (day and night)
+        for i, period in enumerate(periods[:6]):  # Show next 3 days (day and night)
             forecast_text += f"\n{period['name']}:\n"
             forecast_text += f"Temperature: {period['temperature']}°{period['temperatureUnit']}\n"
             forecast_text += f"Wind: {period['windSpeed']} {period['windDirection']}\n"
@@ -130,23 +130,19 @@ def get_noaa_forecast(lat, lon):
             temp_c = (period['temperature'] - 32) * 5/9 if period['temperatureUnit'] == 'F' else period['temperature']
             
             # Add snow-specific forecasts if available
-            if snow_data and 'snowfall' in snow_data:
-                matching_snow = [s for s in snow_data['snowfall'] 
-                               if s['validTime'] == period['startTime']]
+            if i < len(snow_data) and snow_data[i]['snowfall'] > 0:
+                snow_density = calculate_snow_density(temp_c)
+                snow_amount = snow_data[i]['snowfall']  # in meters
+                swe = snow_amount * (snow_density / 1000)  # Convert density to g/cm³
                 
-                if matching_snow:
-                    snow_amount = matching_snow[0]['value']  # in meters
-                    snow_density = calculate_snow_density(temp_c)
-                    swe = snow_amount * (snow_density / 1000)  # Convert density to g/cm³
-                    
-                    # Convert to inches for display
-                    snow_inches = snow_amount * 39.37
-                    swe_inches = swe * 39.37
-                    
-                    forecast_text += f"Predicted Snowfall: {snow_inches:.1f} inches\n"
-                    forecast_text += f"Snow Water Equivalent: {swe_inches:.2f} inches\n"
-                    forecast_text += f"Estimated Snow Density: {snow_density} kg/m³ "
-                    forecast_text += f"({get_snow_quality_description(snow_density)})\n"
+                # Convert to inches for display
+                snow_inches = snow_amount * 39.37
+                swe_inches = swe * 39.37
+                
+                forecast_text += f"Predicted Snowfall: {snow_inches:.1f} inches\n"
+                forecast_text += f"Snow Water Equivalent: {swe_inches:.2f} inches\n"
+                forecast_text += f"Estimated Snow Density: {snow_density} kg/m³ "
+                forecast_text += f"({get_snow_quality_description(snow_density)})\n"
             
             forecast_text += f"{period['detailedForecast']}\n"
         
@@ -169,31 +165,38 @@ def get_snow_quality_description(density):
     else:
         return "Dense/settled snow"
 
-def get_radar_images():
-    """Get current radar and forecast radar images."""
+def get_animated_snow_forecast():
+    """Get animated snow forecast for the next 12 hours."""
     try:
-        # Current radar - National composite
-        current_radar_url = "https://radar.weather.gov/ridge/standard/CONUS_0.gif"
-        current_radar = download_image(current_radar_url)
-        
-        # Get forecast time for NDFD products
-        now = datetime.utcnow()
-        forecast_date = now.strftime("%Y%m%d")
-        
-        # Alternative URLs that might be more reliable
-        forecast_6hr_url = "https://graphical.weather.gov/images/conus/QPF06_conus.png"
-        forecast_12hr_url = "https://graphical.weather.gov/images/conus/QPF12_conus.png"
+        # Get snow forecast images for different time periods
+        base_urls = [
+            "https://graphical.weather.gov/images/conus/SnowAmt1_conus.gif",
+            "https://graphical.weather.gov/images/conus/SnowAmt2_conus.gif",
+            "https://graphical.weather.gov/images/conus/SnowAmt3_conus.gif",
+            "https://graphical.weather.gov/images/conus/SnowAmt4_conus.gif"
+        ]
         
-        forecast_6hr = download_image(forecast_6hr_url)
-        forecast_12hr = download_image(forecast_12hr_url)
+        frames = []
+        for url in base_urls:
+            img = download_image(url)
+            if img is not None:
+                frames.append(img)
         
-        return {
-            "current": current_radar,
-            "forecast_6hr": forecast_6hr,
-            "forecast_12hr": forecast_12hr
-        }
+        if not frames:
+            return None
+            
+        # Create animated GIF
+        with tempfile.NamedTemporaryFile(suffix='.gif', delete=False) as tmp_file:
+            frames[0].save(
+                tmp_file.name,
+                save_all=True,
+                append_images=frames[1:],
+                duration=1000,  # 1 second per frame
+                loop=0
+            )
+            return tmp_file.name
     except Exception as e:
-        print(f"Error getting radar images: {str(e)}")
+        print(f"Error creating animated forecast: {str(e)}")
         return None
 
 def create_map():