Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Mist

39°F

4°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 39°F (4°C)
Visibility 3.50 mi
Last update 01 Dec 09:35 PM PST
Extended Forecast for

6 Miles SW Saint Helena CA

  • Tonight

    Tonight: Increasing clouds, with a low around 46. Northeast wind 3 to 6 mph.

    Low: 46 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 56. Northeast wind around 5 mph becoming calm.

    High: 56 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a steady temperature around 50. Northeast wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55. Breezy, with a north northeast wind 18 to 22 mph, with gusts as high as 31 mph.

    High: 55 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. Northeast wind 7 to 15 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 46. Northeast wind 3 to 6 mph.
Tuesday
Sunny, with a high near 56. Northeast wind around 5 mph becoming calm.
Tuesday Night
Partly cloudy, with a steady temperature around 50. Northeast wind 5 to 11 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 55. Breezy, with a north northeast wind 18 to 22 mph, with gusts as high as 31 mph.
Wednesday Night
Partly cloudy, with a low around 44. Northeast wind 7 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Saint Helena CA
 38.45°N 122.56°W (Elev. 1594 ft)
12:26 pm PST Dec 1, 2025
9pm PST Dec 1, 2025-6pm PST Dec 8, 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