National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Critical Fire Weather in the Plains; Unseasonably Warm in the Southwest and Southern U.S.

Unseasonably warm temperatures continue through the weekend across the Southwest and southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Elevated to critical fire weather conditions will persist across the Plains and Southeast U.S. this weekend. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

41°F

5°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 40°F (4°C)
Visibility 9.00 mi
Last update 28 Mar 06:53 AM PDT
Extended Forecast for

Guerneville CA

  • Today

    Today: Sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. West northwest wind around 6 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 72. Calm wind becoming west around 5 mph in the afternoon.

    High: 72 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Mostly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain. Partly sunny, with a high near 63.

    High: 63 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 53. Calm wind.
Sunday
Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 53. West northwest wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 72. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 46.
Tuesday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 65.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A chance of rain. Partly sunny, with a high near 63.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45.
Thursday
A chance of rain. Mostly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.5°N 122.98°W (Elev. 397 ft)
Last Update:
2:41 am PDT Mar 28, 2026
Forecast Valid:
7am PDT Mar 28, 2026-6pm PDT Apr 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation