Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Overcast

46°F

8°C

Humidity 75%
Wind Speed NE 4 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 18 Feb 03:00 PM PST
Extended Forecast for

Guerneville CA

  • Tonight

    Tonight: Rain, mainly after 9pm.  Low around 39. Calm wind becoming east southeast 5 to 7 mph after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: A chance of rain before 3pm, then a slight chance of rain after 4pm.  Mostly cloudy, then gradually becoming sunny, with a high near 50. West northwest wind 9 to 17 mph, with gusts as high as 32 mph.  Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 10pm.  Patchy frost after 2am.  Otherwise, partly cloudy, with a low around 34. Northwest wind 5 to 8 mph, with gusts as high as 26 mph.

    Low: 34 °F

    Slight Chance
    Rain then
    Patchy Frost

  • Friday

    Friday: A 20 percent chance of rain after 10am.  Areas of frost before 9am.  Otherwise, partly sunny, with a high near 52. Light and variable wind.

    High: 52 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain, mainly after 10pm.  Mostly cloudy, with a low around 39. Light east southeast wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain.  Mostly cloudy, with a high near 52. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain.  Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Rain

  • Sunday

    Sunday: Rain.  Cloudy, with a high near 56.

    High: 56 °F

    Rain

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm.  Cloudy, with a low around 52.

    Low: 52 °F

    Showers

Detailed Forecast

Tonight
Rain, mainly after 9pm. Low around 39. Calm wind becoming east southeast 5 to 7 mph after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
A chance of rain before 3pm, then a slight chance of rain after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 50. West northwest wind 9 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 20 percent chance of rain before 10pm. Patchy frost after 2am. Otherwise, partly cloudy, with a low around 34. Northwest wind 5 to 8 mph, with gusts as high as 26 mph.
Friday
A 20 percent chance of rain after 10am. Areas of frost before 9am. Otherwise, partly sunny, with a high near 52. Light and variable wind.
Friday Night
A 40 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 39. Light east southeast wind. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 52. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Low around 48. Chance of precipitation is 90%.
Sunday
Rain. Cloudy, with a high near 56.
Sunday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 52.
Monday
Rain. Cloudy, with a high near 58.
Monday Night
Rain. Cloudy, with a low around 48.
Tuesday
Rain. Cloudy, with a high near 58.
Tuesday Night
Rain. Mostly cloudy, with a low around 46.
Wednesday
Rain likely. Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.5°N 122.98°W (Elev. 397 ft)
2:31 pm PST Feb 18, 2026
3pm PST Feb 18, 2026-6pm PST Feb 25, 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