Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

75°F

24°C

Humidity 33%
Wind Speed SSW 8 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 11 Mar 04:53 PM PDT
Extended Forecast for

Guerneville CA

  • Tonight

    Tonight: Mostly clear, with a low around 47. Light west northwest wind.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. Northwest wind 3 to 5 mph.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50. Northwest wind around 6 mph.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 47. Light west northwest wind.
Thursday
Sunny, with a high near 77. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 48. Northwest wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 50. Northwest wind around 6 mph.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.5°N 122.98°W (Elev. 397 ft)
1:26 pm PDT Mar 11, 2026
5pm PDT Mar 11, 2026-6pm PDT Mar 18, 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