Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

38°F

3°C

Humidity 99%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 26 Dec 03:52 AM PST
Extended Forecast for

15 Miles ESE Cave Junction OR

Winter Weather Advisory December 26, 04:34am until December 26, 10:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 26, 04:34am until December 26, 10:00pm

    NOW until 10:00pm Fri

    Winter Weather Advisory

  • Overnight

    Low: 28 °F

    Snow

  • Friday

    Friday: Snow.  High near 34. South southeast wind 9 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow

  • Friday Night

    Friday Night: Snow showers, mainly before 7pm.  Low around 23. Northwest wind around 10 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Snow Showers
    then Chance
    Snow Showers

  • Saturday

    Saturday: A 40 percent chance of snow showers.  Partly sunny, with a high near 32. North wind around 9 mph.  Little or no snow accumulation expected.

    High: 32 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22. East wind 6 to 8 mph.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

Overnight
Snow. Low around 28. South wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.
Friday
Snow. High near 34. South southeast wind 9 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Friday Night
Snow showers, mainly before 7pm. Low around 23. Northwest wind around 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Saturday
A 40 percent chance of snow showers. Partly sunny, with a high near 32. North wind around 9 mph. Little or no snow accumulation expected.
Saturday Night
Mostly cloudy, with a low around 22. East wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
A chance of rain and snow. Snow level 6100 feet lowering to 5600 feet after midnight . Mostly cloudy, with a low around 34.
New Year's Day
Rain and snow likely. Snow level 4800 feet. Mostly cloudy, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ESE Cave Junction OR
 42.07°N 123.38°W (Elev. 4656 ft)
3:41 am PST Dec 26, 2025
4am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
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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