Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

KF6YUA Sebastopol (AR323)

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

NA

45°F

7°C

Humidity 99%
Wind Speed ESE 2 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 03 Dec 12:37 AM PST
Extended Forecast for

8 Miles SW Saint Helena CA

Coastal Flood Advisory December 3, 12:57am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 3, 12:57am until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Overnight

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. North northeast wind 7 to 12 mph increasing to 16 to 21 mph in the morning. Winds could gust as high as 33 mph.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. Light and variable wind.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 60. Northeast wind 3 to 7 mph.

    High: 60 °F

    Sunny

  • Thursday Night

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

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 45. Light north wind becoming north northeast 11 to 16 mph. Winds could gust as high as 37 mph.
Wednesday
Mostly sunny, with a high near 62. North northeast wind 7 to 12 mph increasing to 16 to 21 mph in the morning. Winds could gust as high as 33 mph.
Wednesday Night
Partly cloudy, with a low around 41. Light and variable wind.
Thursday
Sunny, with a high near 60. Northeast wind 3 to 7 mph.
Thursday Night
Mostly clear, with a low around 42. Calm wind.
Friday
Sunny, with a high near 64.
Friday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 45.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 64.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 46.
Sunday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 63.
Sunday Night
Areas of fog. Otherwise, partly cloudy, with a low around 45.
Monday
Areas of fog. Otherwise, mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Saint Helena CA
 38.41°N 122.55°W (Elev. 492 ft)
12:39 am PST Dec 3, 2025
12am PST Dec 3, 2025-6pm PST Dec 9, 2025
 
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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