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

Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Overcast

60°F

16°C

Humidity 61%
Wind Speed WSW 8 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 01 Apr 01:53 PM PDT
Extended Forecast for

Guerneville CA

  • This Afternoon

    This Afternoon: Rain, mainly after 3pm. High near 59. West southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 11pm. Low around 42. West wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. Northwest wind 5 to 10 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 44. West northwest wind 5 to 9 mph, with gusts as high as 24 mph.

    Low: 44 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74. Light southwest wind becoming west southwest 6 to 11 mph in the afternoon.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain, mainly after 3pm. High near 59. West southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 11pm. Low around 42. West wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 66. Northwest wind 5 to 10 mph.
Thursday Night
Clear, with a low around 44. West northwest wind 5 to 9 mph, with gusts as high as 24 mph.
Friday
Sunny, with a high near 74. Light southwest wind becoming west southwest 6 to 11 mph in the afternoon.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
A chance of rain. Partly sunny, with a high near 68.
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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:
1:26 pm PDT Apr 1, 2026
Forecast Valid:
2pm PDT Apr 1, 2026-6pm PDT Apr 7, 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