, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Early AM

      Oct 18

      41° Lo
      Partly cloudy
      • Stargazing
      • Weather
      • Cloud Cover: 43%
      • Precip: 0%
      • Hours of Precip: 0
      More
    • Today

      Oct 18

      77° /48°F
      Partly sunny
      • Very Good
      • for stargazing
      • Cloud Cover: 42%
      • Precip: 3%
      • Hours of Precip: 0
    • Thu

      Oct 19

      66° /48°
      Mostly cloudy and cooler
      • Poor
      • for stargazing
      • Cloud Cover: 95%
      • Precip: 56%
      • Hours of Precip: 1.5
      More
    • Fri

      Oct 20

      67° /41°
      Clouds giving way to some sun
      • Fair
      • for stargazing
      • Cloud Cover: 31%
      • Precip: 1%
      • Hours of Precip: 0
      More
    • Sat

      Oct 21

      73° /45°
      Partly sunny
      • Excellent
      • for stargazing
      • Cloud Cover: 0%
      • Precip: 3%
      • Hours of Precip: 0
      More

    Day

    77°Hi RealFeel® 78° Precipitation 0%
    Partly sunny
    • Winds from the
    • WSW 6 mph
    • Gusts: 12 mph
    • Max UV Index: 4 (Moderate)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    48°Lo RealFeel® 45° Precipitation 3%
    Partly cloudy
    • Winds from the
    • WSW 7 mph
    • Gusts: 9 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

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/18/2016
    High 77° 76° 96° (1974) 76°
    Low 48° 49° 32° (1949) 42°

    Sunrise/Sunset

    • Sunrise: 7:21 AM
    • Sunset: 6:27 PM
    • Duration: 11:06 hr

    Moonrise/Moonset

    • Moonrise: 6:08 AM
    • Moonset: 6:17 PM
    • Duration: 12:09 hr
    Astronomy

    Solunar Information for Napa, CA

    Thu, Oct 19
    New
    Fri, Oct 27
    First
    Sat, Nov 4
    Full
    Fri, Nov 10
    Last

    Wed. Stargazing