Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

70°F

21°C

Humidity 19%
Wind Speed S 11 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 17 Apr 05:35 PM PDT
Extended Forecast for

3 Miles ESE Guerneville CA

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 68. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 68 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 50 percent chance of showers, mainly after 11pm.  Mostly cloudy, with a low around 50. South southwest wind around 6 mph becoming calm  in the evening.  New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely.  Mostly cloudy, with a high near 62. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 62 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Rain.  Low around 51. Chance of precipitation is 80%.

    Low: 51 °F

    Rain

  • Tuesday

    Tuesday: Rain before 11am, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 61.

    High: 61 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 46. West southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 49. West southwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly cloudy, with a high near 68. Calm wind becoming south southwest around 6 mph in the afternoon.
Sunday Night
A 50 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 50. South southwest wind around 6 mph becoming calm in the evening. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain. Low around 51. Chance of precipitation is 80%.
Tuesday
Rain before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 61.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A chance of rain. Mostly sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 71.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Guerneville CA
 38.5°N 122.95°W (Elev. 79 ft)
1:26 pm PDT Apr 17, 2026
5pm PDT Apr 17, 2026-6pm PDT Apr 24, 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