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

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.

haze

57°F

14°C

Humidity 83%
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 52°F (11°C)
Visibility 7.00 mi
Last update 03 Feb 06:53 PM PST
Extended Forecast for

Saint Helena CA

  • Tonight

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

    Low: 44 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71. Light east northeast wind.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Thursday

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

    High: 70 °F

    Sunny

  • Thursday Night

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

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog between 10pm and 4am.  Otherwise, partly cloudy, with a low around 46.

    Low: 46 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 69.

    High: 69 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog between 10pm and 3am.  Otherwise, mostly cloudy, with a low around 46.

    Low: 46 °F

    Patchy Fog

Detailed Forecast

Tonight
Clear, with a low around 44. Calm wind.
Wednesday
Sunny, with a high near 71. Light east northeast wind.
Wednesday Night
Mostly clear, with a low around 44. Calm wind.
Thursday
Sunny, with a high near 70. Light east northeast wind.
Thursday Night
Mostly cloudy, with a low around 47. Calm wind.
Friday
Mostly sunny, with a high near 70.
Friday Night
Patchy fog between 10pm and 4am. Otherwise, partly cloudy, with a low around 46.
Saturday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 69.
Saturday Night
Patchy fog between 10pm and 3am. Otherwise, mostly cloudy, with a low around 46.
Sunday
A slight chance of rain after 10am. Partly sunny, with a high near 65.
Sunday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 44.
Monday
A chance of rain. Partly sunny, with a high near 61.
Monday Night
A chance of rain. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Helena CA
 38.51°N 122.46°W (Elev. 203 ft)
6:19 pm PST Feb 3, 2026
7pm PST Feb 3, 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