Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

61°F

16°C

Humidity 77%
Wind Speed SSE 6 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 Jun 09:20 PM PDT
Extended Forecast for

2 Miles SSE Guerneville CA

  • Tonight

    Tonight: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 77. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 3am.  Otherwise, increasing clouds, with a low around 52. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 77. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Patchy fog after midnight.  Otherwise, partly cloudy, with a low around 52. Southwest wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after midnight.  Otherwise, partly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 52. Light and variable wind.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 77. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Sunday Night
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 52. Southwest wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, then gradually becoming sunny, with a high near 77. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 52. Southwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 52.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 53.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Guerneville CA
 38.48°N 122.97°W (Elev. 597 ft)
1:26 pm PDT Jun 20, 2026
9pm PDT Jun 20, 2026-6pm PDT Jun 27, 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