Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

36°F

2°C

Humidity 78%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill33°F (1°C)
Last update 18 Feb 07:52 PM PST
Extended Forecast for

17 Miles NE Happy Camp CA

Winter Storm Warning February 18, 08:20pm until February 19, 10:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 18, 08:20pm until February 19, 10:00am

    NOW until 10:00am Thu

    Winter Storm Warning

  • Tonight

    Low: 24 °F

    Breezy.
    Chance Snow
    then Heavy
    Snow

  • Thursday

    Thursday: Snow likely, mainly between 1pm and 3pm.  Mostly cloudy, with a high near 31. South wind 5 to 8 mph becoming north in the morning.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Chance Snow
    then Snow
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of snow, mainly before 10pm.  Mostly cloudy, with a low around 21. North wind around 6 mph becoming light and variable  after midnight.  New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow.  Partly sunny, with a high near 35. South southwest wind 9 to 11 mph.

    High: 35 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 29. Breezy, with a south southeast wind 15 to 20 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 44 mph.  New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: A 40 percent chance of snow.  Partly sunny, with a high near 39. Windy.  New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    and Windy

  • Saturday Night

    Saturday Night: Snow, mainly after 10pm.  Low around 36. Windy.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 36 °F

    Snow and
    Windy

  • Sunday

    Sunday: Snow.  Cloudy, with a high near 41. Windy.

    High: 41 °F

    Snow and
    Windy

Detailed Forecast

Tonight
Snow, mainly after midnight. The snow could be heavy at times. Low around 24. Breezy, with a south wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.
Thursday
Snow likely, mainly between 1pm and 3pm. Mostly cloudy, with a high near 31. South wind 5 to 8 mph becoming north in the morning. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
A 40 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 21. North wind around 6 mph becoming light and variable after midnight. New snow accumulation of less than a half inch possible.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 35. South southwest wind 9 to 11 mph.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 29. Breezy, with a south southeast wind 15 to 20 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 44 mph. New snow accumulation of less than a half inch possible.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 39. Windy. New snow accumulation of less than a half inch possible.
Saturday Night
Snow, mainly after 10pm. Low around 36. Windy. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow. Cloudy, with a high near 41. Windy.
Sunday Night
Rain and snow. Snow level 4800 feet. Cloudy, with a low around 39. Breezy.
Monday
Snow. Cloudy, with a high near 41. Breezy.
Monday Night
Snow. Cloudy, with a low around 35. Breezy.
Tuesday
Snow. Mostly cloudy, with a high near 41. Breezy.
Tuesday Night
Snow. Mostly cloudy, with a low around 34.
Wednesday
Snow likely. Mostly cloudy, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NE Happy Camp CA
 41.98°N 123.14°W (Elev. 4600 ft)
6:02 pm PST Feb 18, 2026
8pm PST Feb 18, 2026-6pm PST Feb 25, 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