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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

rain,mist

52°F

11°C

Humidity 87%
Wind Speed E 3 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 48°F (9°C)
Visibility 4.00 mi
Last update 27 Jan 06:30 PM PST
Extended Forecast for

Santa Rosa CA

  • Tonight

    Tonight: Rain, mainly before 10pm. Patchy fog before 2am, then patchy fog after 3am. Low around 46. South wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain then
    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog between 7am and 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 59. Calm wind.

    High: 59 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog. Otherwise, increasing clouds, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of dense fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 62. Calm wind.

    High: 62 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Friday

    Friday: Areas of dense fog before 10am. Otherwise, mostly cloudy, with a high near 65.

    High: 65 °F

    Areas Dense
    Fog then
    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 43.

    Low: 43 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Patchy Fog

Detailed Forecast

Tonight
Rain, mainly before 10pm. Patchy fog before 2am, then patchy fog after 3am. Low around 46. South wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Patchy fog between 7am and 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 59. Calm wind.
Wednesday Night
Patchy fog. Otherwise, increasing clouds, with a low around 40. Calm wind.
Thursday
Areas of dense fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 62. Calm wind.
Thursday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Friday
Areas of dense fog before 10am. Otherwise, mostly cloudy, with a high near 65.
Friday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 43.
Saturday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 65.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44.
Sunday
A chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 60.
Sunday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 45.
Monday
Areas of fog. Otherwise, mostly sunny, with a high near 60.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Tuesday
Patchy fog. Otherwise, sunny, with a high near 63.
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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:
12:26 pm PST Jan 27, 2026
Forecast Valid:
6pm PST Jan 27, 2026-6pm PST Feb 3, 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