Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

46°F

8°C

Humidity 93%
Wind Speed W 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 45°F (7°C)
Visibility 9.00 mi
Wind Chill44°F (7°C)
Last update 13 Feb 10:00 PM PST
Extended Forecast for

Guerneville CA

  • Tonight

    Tonight: Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm.  Areas of fog before 10am.  Otherwise, mostly cloudy, with a high near 56. Calm wind becoming south around 6 mph in the afternoon.

    High: 56 °F

    Areas Fog
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after 1am.  Cloudy, with a low around 48. South southeast wind around 6 mph.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers.  High near 54. Southeast wind around 7 mph, with gusts as high as 18 mph.  Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    High: 54 °F

    Showers

  • Sunday Night

    Sunday Night: Showers.  Low around 46. Light east wind.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers

  • Washington's Birthday

    Washington's Birthday: Showers.  High near 52. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 52 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm.  Low around 41. Chance of precipitation is 100%.

    Low: 41 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  Cloudy, with a high near 50.

    High: 50 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 10pm, then showers likely.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Showers

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Saturday
A 20 percent chance of showers after 2pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 56. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Showers likely, mainly after 1am. Cloudy, with a low around 48. South southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers. High near 54. Southeast wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Sunday Night
Showers. Low around 46. Light east wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Washington's Birthday
Showers. High near 52. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 41. Chance of precipitation is 100%.
Tuesday
Showers and possibly a thunderstorm. Cloudy, with a high near 50.
Tuesday Night
Showers and possibly a thunderstorm before 10pm, then showers likely. Mostly cloudy, with a low around 39.
Wednesday
Showers likely. Mostly cloudy, with a high near 52.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 38.
Thursday
Showers likely. Partly sunny, with a high near 55.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 39.
Friday
A chance of showers. Partly sunny, with a high near 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.49°N 123°W (Elev. 197 ft)
8:27 pm PST Feb 13, 2026
10pm PST Feb 13, 2026-6pm PST Feb 20, 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