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

49°F

9°C

Humidity 86%
Wind Speed NW 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 29 Mar 07:53 AM PDT
Extended Forecast for

Guerneville CA

  • Today

    Today: Mostly sunny, with a high near 83. Calm wind becoming west around 6 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. West northwest wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.

    High: 74 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 50. West wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 11am. Partly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 66 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 11am. Partly sunny, with a high near 62. Chance of precipitation is 60%.

    High: 62 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain

  • Thursday

    Thursday: A chance of rain before 11am. Mostly sunny, with a high near 64.

    High: 64 °F

    Chance Rain
    then Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 83. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 53. West northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 50. West wind around 6 mph becoming calm in the evening.
Tuesday
A 30 percent chance of rain, mainly after 11am. Partly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly after 11am. Partly sunny, with a high near 62. Chance of precipitation is 60%.
Wednesday Night
Rain. Mostly cloudy, with a low around 45.
Thursday
A chance of rain before 11am. Mostly sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.5°N 122.98°W (Elev. 397 ft)
Last Update:
1:26 am PDT Mar 29, 2026
Forecast Valid:
8am PDT Mar 29, 2026-6pm PDT Apr 4, 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