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

Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Current conditions at

KF6YUA Sebastopol (AR323)

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

NA

69°F

21°C

Humidity 76%
Wind Speed SSW 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 61°F (16°C)
Visibility NA
Last update 09 Nov 05:26 PM PST
Extended Forecast for

Graton CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. South southwest wind around 6 mph becoming calm after midnight.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 82. North northwest wind around 5 mph becoming calm in the morning.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52. North northwest wind 3 to 6 mph.

    Low: 52 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Mostly cloudy, with a high near 78. Light and variable wind becoming southwest 5 to 8 mph in the morning.

    High: 78 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. South wind 3 to 5 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain after 10am. Cloudy, with a high near 65. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 49. Chance of precipitation is 100%.

    Low: 49 °F

    Rain

  • Thursday

    Thursday: Rain. Mostly cloudy, with a high near 60.

    High: 60 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. South southwest wind around 6 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 82. North northwest wind around 5 mph becoming calm in the morning.
Monday Night
Mostly cloudy, with a low around 52. North northwest wind 3 to 6 mph.
Veterans Day
Mostly cloudy, with a high near 78. Light and variable wind becoming southwest 5 to 8 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 50. South wind 3 to 5 mph.
Wednesday
A 40 percent chance of rain after 10am. Cloudy, with a high near 65. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 49. Chance of precipitation is 100%.
Thursday
Rain. Mostly cloudy, with a high near 60.
Thursday Night
A chance of rain. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 42.
Friday
A chance of rain. Patchy fog before 7am. Otherwise, partly sunny, with a high near 59.
Friday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Saturday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 64.
Saturday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 45.
Sunday
A chance of rain. Mostly cloudy, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Graton CA
 38.43°N 122.84°W (Elev. 79 ft)
Last Update:
3:04 pm PST Nov 9, 2025
Forecast Valid:
5pm PST Nov 9, 2025-6pm PST Nov 16, 2025
 
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Additional Resources

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Chance of Precipitation