Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

KF6YUA Sebastopol (AR323)

Lat: 38.38033°NLon: 122.82367°WElev: 235.3ft.

NA

70°F

21°C

Humidity 57%
Wind Speed SSW 4 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 54°F (12°C)
Visibility NA
Last update 04 Sep 04:11 PM PDT
Extended Forecast for

Graton CA

Coastal Flood Advisory until September 4, 09:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory until September 4, 09:00pm

    NOW until 9:00pm Fri

    Coastal Flood Advisory

  • This Afternoon

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after midnight.  Otherwise, increasing clouds, with a low around 48. West wind around 5 mph becoming calm  in the evening.

    Low: 48 °F

    Clear then
    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 10am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 77. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 77 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 48. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 48 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 76. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 76 °F

    Areas Fog
    then Sunny

  • Sunday Night

    Sunday Night: Areas of fog after 2am.  Otherwise, mostly clear, with a low around 49.

    Low: 49 °F

    Clear then
    Areas Fog

  • Labor Day

    Labor Day: Areas of fog before 9am.  Otherwise, sunny, with a high near 84.

    High: 84 °F

    Areas Fog
    then Sunny

  • Monday Night

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

    Low: 53 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 73. West wind around 9 mph, with gusts as high as 18 mph.
Tonight
Patchy fog after midnight. Otherwise, increasing clouds, with a low around 48. West wind around 5 mph becoming calm in the evening.
Saturday
Areas of fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 77. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Saturday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 48. West southwest wind around 5 mph becoming calm in the evening.
Sunday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 76. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Sunday Night
Areas of fog after 2am. Otherwise, mostly clear, with a low around 49.
Labor Day
Areas of fog before 9am. Otherwise, sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
A slight chance of rain. Partly sunny, with a high near 83.
Wednesday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 56.
Thursday
A slight chance of rain. Partly sunny, with a high near 83.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 54.
Friday
A slight chance of rain. Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Graton CA
 38.45°N 122.88°W (Elev. 95 ft)
1:26 pm PDT Sep 4, 2026
4pm PDT Sep 4, 2026-6pm PDT Sep 11, 2026
 
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Additional Resources

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