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Above Average Temperatures for Most Today; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures are forecast today into Wednesday over most of the lower 48 states away from the Gulf Coast. A storm system passing across southern Canada will bring a wintry mix to the upper Great Lakes today. A trailing cold front will then bring the wintry mix from the central Appalachians through the Northeast U.S. Wednesday and Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

KF6YUA Sebastopol (AR323)

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

NA

40°F

4°C

Humidity 99%
Wind Speed SSE 0 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 40°F (4°C)
Visibility NA
Last update 13 Jan 03:55 AM PST
Extended Forecast for

Graton CA

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

    NOW until 9:00am Tue

    Cold Weather Advisory

  • Overnight

    Low: 36 °F

    Patchy 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

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 36. Calm 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
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Graton CA
 38.43°N 122.84°W (Elev. 79 ft)
Last Update:
12:26 am PST Jan 13, 2026
Forecast Valid:
4am PST Jan 13, 2026-6pm PST Jan 19, 2026
 
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Additional Resources

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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