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.

Fog

37°F

3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 37°F (3°C)
Visibility 0.50 mi
Last update 13 Feb 07:35 AM PST
Extended Forecast for

Guerneville CA

  • Today

    Today: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 64. Calm wind becoming west around 5 mph in the afternoon.

    High: 64 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A 30 percent chance of rain after 4pm.  Areas of fog before 10am.  Otherwise, cloudy, with a high near 56. Calm wind becoming south around 6 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Areas Fog
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain, mainly after 10pm.  Low around 48. South southeast wind around 5 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain

  • Sunday

    Sunday: Rain.  High near 55. South southeast wind 3 to 6 mph.  Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 55 °F

    Rain

  • Sunday Night

    Sunday Night: Rain.  Patchy fog after 3am. Low around 46. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 46 °F

    Rain and
    Patchy Fog

  • Washington's Birthday

    Washington's Birthday: Rain.  High near 52. Chance of precipitation is 90%.

    High: 52 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Cloudy, with a low around 42.

    Low: 42 °F

    Rain

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 50.

    High: 50 °F

    Rain

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 64. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Saturday
A 30 percent chance of rain after 4pm. Areas of fog before 10am. Otherwise, cloudy, with a high near 56. Calm wind becoming south around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain, mainly after 10pm. Low around 48. South southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 55. South southeast wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
Rain. Patchy fog after 3am. Low around 46. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Washington's Birthday
Rain. High near 52. Chance of precipitation is 90%.
Monday Night
Rain. Cloudy, with a low around 42.
Tuesday
Rain. Cloudy, with a high near 50.
Tuesday Night
Rain, mainly before 4am. Mostly cloudy, with a low around 38.
Wednesday
Rain. Mostly cloudy, with a high near 54.
Wednesday Night
Rain. Mostly cloudy, with a low around 39.
Thursday
Rain likely. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.52°N 122.98°W (Elev. 95 ft)
12:36 am PST Feb 13, 2026
7am PST Feb 13, 2026-6pm PST Feb 19, 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