Tracking Storm System Across the Central U.S.

A storm system will slowly continue to press across the central U.S. Friday and Saturday with widespread showers and thunderstorms. Slight risks for severe thunderstorms and excessive rainfall have been issued Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Clear

52°F

11°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 Oct 11:00 PM PDT
Extended Forecast for

3 Miles NNW Vallejo CA

  • Tonight

    Tonight: Patchy fog before 3am, then patchy fog after 4am.  Otherwise, increasing clouds, with a low around 50. Light and variable wind.

    Low: 50 °F

    Patchy Fog

  • Friday

    Friday: Mostly sunny, with a high near 73. Calm wind becoming southeast around 6 mph in the morning.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74. Calm wind becoming east northeast around 6 mph in the morning.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. Light and variable wind.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog before 3am, then patchy fog after 4am. Otherwise, increasing clouds, with a low around 50. Light and variable wind.
Friday
Mostly sunny, with a high near 73. Calm wind becoming southeast around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 51. South southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 74. Calm wind becoming east northeast around 6 mph in the morning.
Saturday Night
Mostly clear, with a low around 52. Light and variable wind.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Vallejo CA
 38.18°N 122.26°W (Elev. 56 ft)
8:55 pm PDT Oct 16, 2025
11pm PDT Oct 16, 2025-6pm PDT Oct 23, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database