Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Fog

36°F

2°C

Humidity 100%
Wind Speed NNE 3 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 36°F (2°C)
Visibility 0.50 mi
Last update 25 Jan 07:35 AM PST
Extended Forecast for

4 Miles W Saint Helena CA

  • Today

    Today: Increasing clouds, with a high near 52. East wind around 6 mph.

    High: 52 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. East wind 3 to 5 mph.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 56. East southeast wind around 6 mph.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Northeast wind 3 to 5 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54. Northeast wind around 6 mph becoming south southeast in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain after 10pm.  Mostly cloudy, with a low around 50. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 10am.  Partly sunny, with a high near 55.

    High: 55 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 52. East wind around 6 mph.
Tonight
Mostly cloudy, with a low around 45. East wind 3 to 5 mph.
Monday
Sunny, with a high near 56. East southeast wind around 6 mph.
Monday Night
Partly cloudy, with a low around 44. Northeast wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 54. Northeast wind around 6 mph becoming south southeast in the afternoon.
Tuesday Night
A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 50. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Sunny, with a high near 59.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 59.
Friday Night
Mostly cloudy, with a low around 50.
Saturday
A slight chance of rain. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Saint Helena CA
 38.52°N 122.55°W (Elev. 1998 ft)
1:27 am PST Jan 25, 2026
7am PST Jan 25, 2026-6pm PST Jan 31, 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