Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

39°F

4°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 20 Feb 09:00 PM PST
Extended Forecast for

Santa Rosa CA

Cold Weather Advisory February 21, 01:00am until February 21, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  • Tonight

    Tonight: Patchy frost between 1am and 2am.  Otherwise, increasing clouds, with a low around 36. Light east wind.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Saturday

    Saturday: A chance of rain between 2pm and 5pm.  Partly sunny, with a high near 55. South southeast wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 55 °F

    Partly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am.  Mostly cloudy, with a low around 46. South southeast wind around 9 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely, mainly before 10am.  Cloudy, with a high near 60. South southeast wind 7 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of rain.  Patchy fog after 10pm.  Otherwise, cloudy, with a low around 49. Light east southeast wind.

    Low: 49 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: Rain likely, mainly after 4pm.  Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 64. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Rain
    Likely

  • Monday Night

    Monday Night: Rain.  Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Rain

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 60.

    High: 60 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 10pm.  Patchy fog after 10pm.  Otherwise, cloudy, with a low around 50.

    Low: 50 °F

    Rain Likely
    and Patchy
    Fog

Detailed Forecast

Tonight
Patchy frost between 1am and 2am. Otherwise, increasing clouds, with a low around 36. Light east wind.
Saturday
A chance of rain between 2pm and 5pm. Partly sunny, with a high near 55. South southeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 46. South southeast wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain likely, mainly before 10am. Cloudy, with a high near 60. South southeast wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 40 percent chance of rain. Patchy fog after 10pm. Otherwise, cloudy, with a low around 49. Light east southeast wind.
Monday
Rain likely, mainly after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 64. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain. Low around 52. Chance of precipitation is 80%.
Tuesday
Rain. Cloudy, with a high near 60.
Tuesday Night
Rain likely, mainly before 10pm. Patchy fog after 10pm. Otherwise, cloudy, with a low around 50.
Wednesday
A chance of rain. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 63.
Wednesday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 47.
Thursday
A chance of rain. Areas of fog. Otherwise, partly sunny, with a high near 66.
Thursday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 47.
Friday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa CA
 38.45°N 122.7°W (Elev. 190 ft)
2:25 pm PST Feb 20, 2026
9pm PST Feb 20, 2026-6pm PST Feb 27, 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