Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

26°F

-3°C

Humidity 98%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 20 Feb 02:52 AM PST
Extended Forecast for

13 Miles NE Happy Camp CA

Winter Storm Watch February 21, 10:00pm until February 23, 04:00am
Cold Weather Advisory until February 20, 09:00am
Click here for hazard details and duration
Winter Storm Watch
Cold Weather Advisory
  •  
    Cold Weather Advisory until February 20, 09:00am

    NOW until 9:00am Fri

    Cold Weather Advisory

  • Overnight

    Low: 13 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 27. South southeast wind 6 to 8 mph.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of snow, mainly after 8pm.  Mostly cloudy, with a low around 24. South southeast wind 11 to 17 mph, with gusts as high as 26 mph.  New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow, mainly after 4pm.  Mostly cloudy, with a high near 31. Windy, with a south southeast wind 30 to 33 mph, with gusts as high as 49 mph.  New snow accumulation of less than one inch possible.

    High: 31 °F

    Chance Snow
    and Windy

  • Saturday Night

    Saturday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 30. Windy, with a south southeast wind 34 to 36 mph, with gusts as high as 55 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 30 °F

    Snow Likely
    and Windy

  • Sunday

    Sunday: Snow. The snow could be heavy at times.  High near 37. Windy.  Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    High: 37 °F

    Heavy Snow
    and Windy

  • Sunday Night

    Sunday Night: Rain, possibly mixed with snow.  Snow level 6200 feet. Low around 36. Breezy.  Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 36 °F

    Rain/Snow and
    Breezy

  • Monday

    Monday: Rain, possibly mixed with snow.  Snow level 6500 feet. Cloudy, with a high near 38. Breezy.

    High: 38 °F

    Rain/Snow and
    Breezy

Detailed Forecast

Overnight
Partly cloudy, with a low around 13. Light north wind.
Friday
Partly sunny, with a high near 27. South southeast wind 6 to 8 mph.
Friday Night
A 50 percent chance of snow, mainly after 8pm. Mostly cloudy, with a low around 24. South southeast wind 11 to 17 mph, with gusts as high as 26 mph. New snow accumulation of 1 to 2 inches possible.
Saturday
A 40 percent chance of snow, mainly after 4pm. Mostly cloudy, with a high near 31. Windy, with a south southeast wind 30 to 33 mph, with gusts as high as 49 mph. New snow accumulation of less than one inch possible.
Saturday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 30. Windy, with a south southeast wind 34 to 36 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 37. Windy. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Sunday Night
Rain, possibly mixed with snow. Snow level 6200 feet. Low around 36. Breezy. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Monday
Rain, possibly mixed with snow. Snow level 6500 feet. Cloudy, with a high near 38. Breezy.
Monday Night
Rain and snow. Snow level 6200 feet. Cloudy, with a low around 34. Breezy.
Tuesday
Snow. Mostly cloudy, with a high near 36.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 31.
Wednesday
A chance of snow. Mostly cloudy, with a high near 38.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 33.
Thursday
A chance of snow. Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NE Happy Camp CA
 41.93°N 123.18°W (Elev. 5801 ft)
3:02 am PST Feb 20, 2026
3am PST Feb 20, 2026-6pm PST Feb 26, 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