High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

haze

52°F

11°C

Humidity 71%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 43°F (6°C)
Visibility 8.00 mi
Last update 25 Jan 03:35 PM PST
Extended Forecast for

6 Miles SSW Saint Helena CA

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 44. East northeast wind 5 to 8 mph.

    Low: 44 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 57. East northeast wind 5 to 7 mph becoming south in the morning.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of rain after 4pm.  Mostly sunny, with a high near 56. Northeast wind around 6 mph becoming south southeast in the afternoon.

    High: 56 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly after 10pm.  Mostly cloudy, with a low around 48. Calm wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain before 10am.  Mostly sunny, with a high near 59.

    High: 59 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 44. East northeast wind 5 to 8 mph.
Monday
Sunny, with a high near 57. East northeast wind 5 to 7 mph becoming south in the morning.
Monday Night
Partly cloudy, with a low around 43. Calm wind.
Tuesday
A 10 percent chance of rain after 4pm. Mostly sunny, with a high near 56. Northeast wind around 6 mph becoming south southeast in the afternoon.
Tuesday Night
A 40 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 48. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of rain before 10am. Mostly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 49.
Friday
Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
A slight chance of rain. Partly sunny, with a high near 61.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 51.
Sunday
A chance of rain. Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Saint Helena CA
 38.43°N 122.52°W (Elev. 1093 ft)
12:26 pm PST Jan 25, 2026
3pm PST Jan 25, 2026-6pm PST Feb 1, 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