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

Two Storms Tracking through the Southwest and Southcentral U.S.

A storm over the southwest U.S. will shift east through Thursday while another Pacific storm pivots over the region Friday through the weekend. Widespread low elevation rain and high elevation snow showers are expected with each storm. Both storms will shift over the central U.S. with the first occurring tonight through Thursday and the second Saturday night into Monday. Flood Watches issued. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Mostly Cloudy

54°F

12°C

Humidity 76%
Wind Speed N 5 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 19 Nov 09:15 AM PST
Extended Forecast for

Guerneville CA

  • Today

    Today: Rain likely after 4pm. Mostly cloudy, with a high near 58. East wind around 6 mph becoming south southwest in the afternoon. Chance of precipitation is 60%.

    High: 58 °F

    Mostly Cloudy
    then Rain
    Likely

  • Tonight

    Tonight: Rain. Patchy fog before midnight, then patchy fog after 3am. Low around 47. Light and variable wind. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain and
    Patchy Fog

  • Thursday

    Thursday: A 40 percent chance of rain. Patchy fog before 9am. Otherwise, partly sunny, with a high near 59. Calm wind becoming west northwest 5 to 7 mph in the morning. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. North wind around 7 mph.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65. North northeast wind 5 to 7 mph.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Rain likely after 4pm. Mostly cloudy, with a high near 58. East wind around 6 mph becoming south southwest in the afternoon. Chance of precipitation is 60%.
Tonight
Rain. Patchy fog before midnight, then patchy fog after 3am. Low around 47. Light and variable wind. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 40 percent chance of rain. Patchy fog before 9am. Otherwise, partly sunny, with a high near 59. Calm wind becoming west northwest 5 to 7 mph in the morning. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 44. North wind around 7 mph.
Friday
Sunny, with a high near 65. North northeast wind 5 to 7 mph.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.52°N 122.98°W (Elev. 95 ft)
Last Update:
8:51 am PST Nov 19, 2025
Forecast Valid:
9am PST Nov 19, 2025-6pm PST Nov 25, 2025
 
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