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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

KF6YUA Sebastopol (AR323)

Lat: 38.3803°NLon: 122.8242°WElev: 230.0ft.

NA

59°F

15°C

Humidity 71%
Wind Speed ESE 2 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 50°F (10°C)
Visibility NA
Last update 12 Jan 04:11 PM PST
Extended Forecast for

Graton CA

Cold Weather Advisory January 13, 01:00am until January 13, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Patchy dense fog after 9pm. Otherwise, mostly clear, with a low around 38. Light and variable wind.

    Low: 38 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Patchy dense fog before 9am. Otherwise, sunny, with a high near 64. Calm wind.

    High: 64 °F

    Patchy Dense
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Areas of fog. Otherwise, mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Areas Fog

  • Wednesday

    Wednesday: Areas of dense fog before 11am. Otherwise, sunny, with a high near 64. Calm wind.

    High: 64 °F

    Areas Dense
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 9pm. Otherwise, mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy dense fog after 9pm. Otherwise, mostly clear, with a low around 38. Light and variable wind.
Tuesday
Patchy dense fog before 9am. Otherwise, sunny, with a high near 64. Calm wind.
Tuesday Night
Areas of fog. Otherwise, mostly clear, with a low around 39. Calm wind.
Wednesday
Areas of dense fog before 11am. Otherwise, sunny, with a high near 64. Calm wind.
Wednesday Night
Patchy fog after 9pm. Otherwise, mostly clear, with a low around 42. Calm wind.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
M.L.King Day
Patchy fog. Otherwise, mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Graton CA
 38.43°N 122.84°W (Elev. 79 ft)
Last Update:
12:41 pm PST Jan 12, 2026
Forecast Valid:
4pm PST Jan 12, 2026-6pm PST Jan 19, 2026
 
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Additional Resources

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