Fire Weather Concerns for the Plains; Thunderstorms in the Southeast; Record Warmth Spreads in the Southwest

Elevated to locally critical conditions will persist across the High Plains. Showers and scattered thunderstorms are expected over parts of the Southeast and Florida Peninsula. Clipper system will bring modest snowfall and strong winds from the Northern High Plains into the Upper Midwest this weekend. Record warmth will persist across the Southwest into the southern Plains. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

66°F

19°C

Humidity 60%
Wind Speed SSE 4 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 26 Feb 05:53 PM PST
Extended Forecast for

Guerneville CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73. Calm wind.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain.  Patchy dense fog before 8am.  Otherwise, partly sunny, with a high near 70. Calm wind becoming west around 5 mph in the afternoon.

    High: 70 °F

    Slight Chance
    Rain and
    Patchy Dense
    Fog

  • Saturday Night

    Saturday Night: Patchy fog after 1am.  Otherwise, cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: A 20 percent chance of rain after 10am.  Patchy dense fog before 10am.  Otherwise, mostly cloudy, with a high near 63.

    High: 63 °F

    Slight Chance
    Rain and
    Patchy Dense
    Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of rain.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: A slight chance of rain.  Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday Night

    Monday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. Calm wind.
Friday
Mostly sunny, with a high near 73. Calm wind.
Friday Night
Mostly cloudy, with a low around 55. Calm wind.
Saturday
A 20 percent chance of rain. Patchy dense fog before 8am. Otherwise, partly sunny, with a high near 70. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Patchy fog after 1am. Otherwise, cloudy, with a low around 51. Calm wind.
Sunday
A 20 percent chance of rain after 10am. Patchy dense fog before 10am. Otherwise, mostly cloudy, with a high near 63.
Sunday Night
A 30 percent chance of rain. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 47.
Monday
A slight chance of rain. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 63.
Monday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 47.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
Mostly cloudy, with a low around 46.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.5°N 122.98°W (Elev. 397 ft)
12:26 pm PST Feb 26, 2026
6pm PST Feb 26, 2026-6pm PST Mar 5, 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