Snow Expected from the Ohio Valley into the Mid-Atlantic; Rain and Thunderstorms in the Southeast

A frontal system is expected to bring wintry precipitation to the Central Appalachians and portions of the Mid-Atlantic into Wednesday, meanwhile, showers and thunderstorms are expected along the Gulf Coast and Southeast. A series of Clipper systems will bring periods of snow to the Northern Plains and Great Lakes over the next several days. 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 76%
Wind Speed ESE 9 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 03 Feb 09:00 AM PST
Extended Forecast for

4 Miles E Saint Helena CA

  • Today

    Today: Sunny, with a high near 69. Light northeast wind.

    High: 69 °F

    Sunny

  • Tonight

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

    Low: 44 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 43. Calm wind.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 70. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 69. Light northeast wind.
Tonight
Clear, with a low around 44. Calm wind.
Wednesday
Sunny, with a high near 72. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 43. Calm wind.
Thursday
Sunny, with a high near 70. Calm wind becoming east northeast around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 67.
Friday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
A slight chance of rain after 4am. Patchy fog between 10pm and 3am. Otherwise, mostly cloudy, with a low around 46.
Sunday
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 63.
Sunday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Monday
A chance of rain. Areas of fog. Otherwise, partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Saint Helena CA
 38.5°N 122.4°W (Elev. 476 ft)
8:15 am PST Feb 3, 2026
9am PST Feb 3, 2026-6pm PST Feb 9, 2026
 
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Additional Resources

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Hourly Weather Forecast

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