Heavy Rain Across the Southern US; Unsettled Pattern in the Pacific Northwest

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains Friday, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. High elevation snow and mixed precipitation and rain in the lower elevations will impact the Pacific Northwest this weekend before a stronger system moves in early next week. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

58°F

14°C

Humidity 66%
Wind Speed WSW 5 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 12 Feb 05:53 PM PST
Extended Forecast for

3 Miles E Guerneville CA

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 43. Light west northwest wind.

    Low: 43 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy dense fog before 9am.  Otherwise, mostly sunny, with a high near 63. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 63 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Friday Night

    Friday Night: Areas of fog between 4am and 5am.  Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Areas Fog

  • Saturday

    Saturday: A 30 percent chance of showers after 4pm.  Areas of dense fog between 7am and 8am.  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 Dense
    Fog then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers, mainly after 10pm.  Low around 48. South southeast wind around 6 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Sunday

    Sunday: Showers.  High near 54. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 54 °F

    Showers

  • Sunday Night

    Sunday Night: Showers.  Low around 47. Chance of precipitation is 90%.

    Low: 47 °F

    Showers

  • Washington's Birthday

    Washington's Birthday: Showers, with thunderstorms also possible after 4pm.  Cloudy, with a high near 55.

    High: 55 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm.  Cloudy, with a low around 42.

    Low: 42 °F

    Showers

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 43. Light west northwest wind.
Friday
Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Areas of fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Saturday
A 30 percent chance of showers after 4pm. Areas of dense fog between 7am and 8am. 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
Showers, mainly after 10pm. Low around 48. South southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers. High near 54. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
Showers. Low around 47. Chance of precipitation is 90%.
Washington's Birthday
Showers, with thunderstorms also possible after 4pm. Cloudy, with a high near 55.
Monday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 42.
Tuesday
Showers. Mostly cloudy, with a high near 51.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 40.
Wednesday
Showers. Mostly cloudy, with a high near 54.
Wednesday Night
Showers. Mostly cloudy, with a low around 41.
Thursday
Showers likely. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Guerneville CA
 38.5°N 122.95°W (Elev. 79 ft)
12:44 pm PST Feb 12, 2026
6pm PST Feb 12, 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