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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

KF6YUA Sebastopol (AR323)

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

NA

35°F

2°C

Humidity 99%
Wind Speed SE 2 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 35°F (2°C)
Visibility NA
Last update 30 Dec 05:11 AM PST
Extended Forecast for

Occidental CA

Coastal Flood Advisory December 31, 05:00am until January 4, 02:00pm
Cold Weather Advisory until December 30, 09:00am
Dense Fog Advisory December 30, 05:26am until December 30, 10:00am
Click here for hazard details and duration
Coastal Flood Advisory
Cold Weather Advisory
Dense Fog Advisory
  •  
    Cold Weather Advisory until December 30, 09:00am
    Dense Fog Advisory December 30, 05:26am until December 30, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 36 °F

    Patchy Frost

  • Tuesday

    Tuesday: Areas of frost before 9am. Otherwise, increasing clouds, with a high near 56. East wind around 6 mph.

    High: 56 °F

    Areas Frost
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: A 10 percent chance of rain after 4am. Cloudy, with a low around 44. East wind 3 to 5 mph.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 10am. Patchy fog after 1pm. Otherwise, cloudy, with a high near 52. East wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Rain. Areas of fog. Low around 48. East wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 48 °F

    Rain and
    Areas Fog

  • New Year's Day

    New Year's Day: Rain. Areas of dense fog. High near 54. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain and
    Areas Dense
    Fog

  • Thursday Night

    Thursday Night: Rain before 4am, then showers and possibly a thunderstorm after 4am. Patchy fog before 1am. Low around 51. Chance of precipitation is 90%.

    Low: 51 °F

    Showers and
    Patchy Fog

  • Friday

    Friday: Showers and possibly a thunderstorm before 10am, then rain after 10am. Cloudy, with a high near 54.

    High: 54 °F

    Showers

Detailed Forecast

Overnight
Patchy frost. Otherwise, mostly clear, with a low around 36. Light east northeast wind.
Tuesday
Areas of frost before 9am. Otherwise, increasing clouds, with a high near 56. East wind around 6 mph.
Tuesday Night
A 10 percent chance of rain after 4am. Cloudy, with a low around 44. East wind 3 to 5 mph.
Wednesday
Rain likely, mainly after 10am. Patchy fog after 1pm. Otherwise, cloudy, with a high near 52. East wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Areas of fog. Low around 48. East wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
New Year's Day
Rain. Areas of dense fog. High near 54. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain before 4am, then showers and possibly a thunderstorm after 4am. Patchy fog before 1am. Low around 51. Chance of precipitation is 90%.
Friday
Showers and possibly a thunderstorm before 10am, then rain after 10am. Cloudy, with a high near 54.
Friday Night
Rain. Cloudy, with a low around 46.
Saturday
Rain likely. Patchy fog before 1pm, then patchy fog after 4pm. Otherwise, mostly cloudy, with a high near 52.
Saturday Night
Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Sunday
Rain likely. Areas of fog. Otherwise, mostly cloudy, with a high near 52.
Sunday Night
Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Monday
Rain likely. Patchy fog. Otherwise, mostly cloudy, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Occidental CA
 38.41°N 122.95°W (Elev. 797 ft)
Last Update:
12:27 am PST Dec 30, 2025
Forecast Valid:
5am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation