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

50°F

10°C

Humidity 93%
Wind Speed SE 8 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 22 Jan 06:35 PM PST
Extended Forecast for

4 Miles W Saint Helena CA

  • Tonight

    Tonight: Mostly clear, with a low around 47. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57. Calm wind becoming east northeast around 5 mph.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. North wind 3 to 7 mph.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 56. North northeast wind around 9 mph, with gusts as high as 22 mph.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44. North northeast wind around 9 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Monday Night

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

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 47. Southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 57. Calm wind becoming east northeast around 5 mph.
Friday Night
Mostly clear, with a low around 47. North wind 3 to 7 mph.
Saturday
Sunny, with a high near 56. North northeast wind around 9 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 44. North northeast wind around 9 mph, with gusts as high as 23 mph.
Sunday
Partly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain. Mostly cloudy, with a high near 53.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Saint Helena CA
 38.52°N 122.55°W (Elev. 1998 ft)
3:01 pm PST Jan 22, 2026
6pm 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