National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Mist

46°F

8°C

Humidity 93%
Wind Speed WSW 3 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 45°F (7°C)
Visibility 5.00 mi
Last update 22 Jan 12:00 AM PST
Extended Forecast for

Santa Rosa CA

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a steady temperature around 48. Calm wind.

    Low: 48 °F

    Patchy Fog

  • Thursday

    Thursday: Widespread dense fog, mainly before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Dense Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog. Otherwise, increasing clouds, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Friday

    Friday: Areas of fog before 1pm. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 58. Calm wind.

    High: 58 °F

    Areas Fog

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a steady temperature around 48. Calm wind.
Thursday
Widespread dense fog, mainly before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 61. Light and variable wind.
Thursday Night
Patchy fog. Otherwise, increasing clouds, with a low around 43. Calm wind.
Friday
Areas of fog before 1pm. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 58. Calm wind.
Friday Night
Mostly clear, with a low around 41. Calm wind.
Saturday
Sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain. Mostly cloudy, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa CA
 38.45°N 122.7°W (Elev. 190 ft)
Last Update:
2:22 pm PST Jan 21, 2026
Forecast Valid:
12am PST Jan 22, 2026-6pm PST Jan 28, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation