, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Early AM

      Jan 23

      40° Lo
      A shower possible
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Today

      Jan 23

      53° /41°
      Cloudy with showers
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Jan 24

      54° /34°F
      Some sun with a shower or two
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Wed

      Jan 25

      54° /38°
      Partial sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Jan 26

      55° /34°
      Partly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    54°Hi RealFeel® 52° Precipitation 56%
    Sun and some clouds with a passing shower or two
    • NE 7 mph
    • Gusts: 10 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 20%
    • Precipitation: 0.06 in
    • Rain: 0.06 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Night

    34°Lo RealFeel® 33° Precipitation 8%
    Mostly cloudy and cold
    • NE 5 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Napa Pollen Levels Jan 24

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 1/24/2016
    High 54° 58° 72° (1924) 58°
    Low 34° 40° 26° (1922) 38°

    Sunrise/Sunset

    • Sunrise: 7:21 AM
    • Sunset: 5:22 PM
    • Duration: 10:01 hr

    Moonrise/Moonset

    • Moonrise: 4:33 AM
    • Moonset: 2:48 PM
    • Duration: 10:15 hr
    Astronomy

    Tue. Pollen

    Tue. Dust & Dander

    Tue. Wind Maps