Rain and Thunderstorms in the Southeast; A Wintry Mix in the Southern Mid-Atlantic

A frontal system is expected to bring showers and thunderstorms along the Gulf Coast and Southeast, and some snow and/or freezing rain/drizzle over the southern Mid-Atlantic into the morning. A series of Clipper systems will bring periods of snow to the Northern Plains and Great Lakes over the next couple of days. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

haze

57°F

14°C

Humidity 82%
Wind Speed E 16 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 52°F (11°C)
Visibility 6.00 mi
Last update 04 Feb 11:00 AM PST
Extended Forecast for

4 Miles E Saint Helena CA

  • Today

    Today: Sunny, with a high near 71. East northeast wind 3 to 5 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 44. Calm wind.

    Low: 44 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 70. Light east northeast wind.

    High: 70 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67. Calm wind.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 44.

    Low: 44 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 8am.  Otherwise, mostly sunny, with a high near 67.

    High: 67 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Patchy Fog

  • Sunday

    Sunday: A slight chance of rain after 10am.  Partly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 71. East northeast wind 3 to 5 mph.
Tonight
Clear, with a low around 44. Calm wind.
Thursday
Increasing clouds, with a high near 70. Light east northeast wind.
Thursday Night
Mostly cloudy, with a low around 46. Calm wind.
Friday
Mostly sunny, with a high near 67. Calm wind.
Friday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 44.
Saturday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 67.
Saturday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 45.
Sunday
A slight chance of rain after 10am. Partly sunny, with a high near 64.
Sunday Night
A chance of rain. Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 42.
Monday
A chance of rain. Partly sunny, with a high near 60.
Monday Night
A chance of rain. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Saint Helena CA
 38.5°N 122.4°W (Elev. 476 ft)
1:48 am PST Feb 4, 2026
11am PST Feb 4, 2026-6pm PST Feb 10, 2026
 
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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