Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

41°F

5°C

Humidity 72%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 18 Feb 02:52 PM PST
Extended Forecast for

16 Miles NE Happy Camp CA

Winter Storm Warning February 18, 03:15pm until February 19, 10:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 18, 03:15pm until February 19, 10:00am

    NOW until 10:00am Thu

    Winter Storm Warning

  • This Afternoon

    High: 33 °F

    Chance Snow

  • Tonight

    Tonight: Snow, mainly after 1am. The snow could be heavy at times.  Low around 26. South wind 9 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 26 °F

    Chance Snow
    then Heavy
    Snow

  • Thursday

    Thursday: Snow likely, mainly between 1pm and 3pm.  Mostly cloudy, with a high near 35. Light and variable wind becoming north 5 to 7 mph in the afternoon.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Chance Snow
    then Snow
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly before 10pm.  Mostly cloudy, with a low around 22. North northeast wind around 5 mph becoming light and variable  after midnight.  New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    then Slight
    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow.  Partly sunny, with a high near 37. South wind 5 to 7 mph.

    High: 37 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 29. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow before 1pm, then a chance of rain and snow.  Partly sunny, with a high near 41. Breezy.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Breezy.
    Chance Snow
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain likely, possibly mixed with snow, mainly after 10pm.  Snow level 3500 feet. Mostly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Rain/Snow
    Likely and
    Breezy

Detailed Forecast

This Afternoon
A 50 percent chance of snow before 5pm. Mostly cloudy, with a high near 33. South southwest wind around 8 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow, mainly after 1am. The snow could be heavy at times. Low around 26. South wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow likely, mainly between 1pm and 3pm. Mostly cloudy, with a high near 35. Light and variable wind becoming north 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
A 50 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 22. North northeast wind around 5 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 37. South wind 5 to 7 mph.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 29. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow before 1pm, then a chance of rain and snow. Partly sunny, with a high near 41. Breezy. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Saturday Night
Rain likely, possibly mixed with snow, mainly after 10pm. Snow level 3500 feet. Mostly cloudy, with a low around 37. Breezy.
Sunday
Rain, possibly mixed with snow, becoming all rain after 1pm. Snow level 4000 feet rising to 4500 feet in the afternoon. Cloudy, with a high near 42. Breezy.
Sunday Night
Rain before 7pm, then rain, possibly mixed with snow. Snow level 4800 feet. Cloudy, with a low around 40.
Monday
Rain, possibly mixed with snow. Snow level 4400 feet. Cloudy, with a high near 42.
Monday Night
Rain and snow. Snow level 3800 feet. Cloudy, with a low around 35.
Tuesday
Rain and snow. Snow level 3300 feet rising to 3900 feet in the afternoon. Mostly cloudy, with a high near 43.
Tuesday Night
Rain and snow. Snow level 3700 feet lowering to 3200 feet after midnight . Mostly cloudy, with a low around 35.
Wednesday
Rain and snow likely. Snow level rising to 3800 feet in the afternoon. Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NE Happy Camp CA
 41.97°N 123.17°W (Elev. 2999 ft)
2:57 pm PST Feb 18, 2026
3pm PST Feb 18, 2026-6pm PST Feb 25, 2026
 
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Additional Resources

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