Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

smoke

48°F

9°C

Humidity 100%
Wind Speed SE 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 48°F (9°C)
Visibility 9.00 mi
Last update 22 Jan 07:35 PM PST
Extended Forecast for

2 Miles N Saint Helena CA

  • Tonight

    Tonight: Patchy fog.  Otherwise, mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Fog

  • Friday

    Friday: Areas of dense fog before 11am.  Otherwise, sunny, with a high near 60. Calm wind.

    High: 60 °F

    Areas Dense
    Fog then
    Sunny

  • Friday Night

    Friday Night: Patchy fog before 10pm.  Otherwise, mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 60. North northeast wind 5 to 7 mph, with gusts as high as 18 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39. North wind around 5 mph becoming calm  in the evening.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly clear, with a low around 41. Calm wind.
Friday
Areas of dense fog before 11am. Otherwise, sunny, with a high near 60. Calm wind.
Friday Night
Patchy fog before 10pm. Otherwise, mostly clear, with a low around 44. Calm wind.
Saturday
Sunny, with a high near 60. North northeast wind 5 to 7 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 39. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly cloudy, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 44.
Wednesday
A chance of rain. Mostly cloudy, with a high near 56.
Wednesday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Saint Helena CA
 38.53°N 122.46°W (Elev. 679 ft)
3:01 pm PST Jan 22, 2026
7pm PST Jan 22, 2026-6pm PST Jan 29, 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