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 >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

28°F

-2°C

Humidity 98%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 19 Feb 08:52 PM PST
Extended Forecast for

8 Miles WNW Illinois Valley OR

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 23. North northwest wind around 6 mph becoming light and variable  after midnight.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of snow showers, mainly after 2pm.  Partly sunny, with a high near 36. Calm wind becoming south southwest 5 to 9 mph in the morning. Winds could gust as high as 22 mph.  New snow accumulation of less than a half inch possible.

    High: 36 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Snow showers likely.  Mostly cloudy, with a low around 31. South wind 9 to 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 31 °F

    Snow Showers
    Likely

  • Saturday

    Saturday: Snow showers likely before 10am, then a chance of rain and snow showers between 10am and 1pm, then rain showers likely after 1pm.  Snow level rising to 4400 feet in the afternoon. Mostly cloudy, with a high near 42. South southeast wind 14 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: Rain showers likely before 10pm, then rain, possibly mixed with snow showers between 10pm and 1am, then rain showers after 1am. The rain could be heavy at times.  Snow level 4800 feet. Low around 36. Southeast wind 18 to 20 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Sunday

    Sunday: Showers. The rain could be heavy at times.  Snow level 5100 feet. High near 43. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 43 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers.  Snow level 6100 feet. Low around 41. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 41 °F

    Showers

  • Monday

    Monday: Showers. The rain could be heavy at times.  Cloudy, with a high near 44.

    High: 44 °F

    Heavy Rain

  • Monday Night

    Monday Night: Rain showers before 1am, then rain, possibly mixed with snow showers. The rain could be heavy at times.  Snow level 6000 feet. Cloudy, with a low around 40.

    Low: 40 °F

    Heavy Rain
    then
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a steady temperature around 23. North northwest wind around 6 mph becoming light and variable after midnight.
Friday
A 40 percent chance of snow showers, mainly after 2pm. Partly sunny, with a high near 36. Calm wind becoming south southwest 5 to 9 mph in the morning. Winds could gust as high as 22 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow showers likely. Mostly cloudy, with a low around 31. South wind 9 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Saturday
Snow showers likely before 10am, then a chance of rain and snow showers between 10am and 1pm, then rain showers likely after 1pm. Snow level rising to 4400 feet in the afternoon. Mostly cloudy, with a high near 42. South southeast wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
Rain showers likely before 10pm, then rain, possibly mixed with snow showers between 10pm and 1am, then rain showers after 1am. The rain could be heavy at times. Snow level 4800 feet. Low around 36. Southeast wind 18 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday
Showers. The rain could be heavy at times. Snow level 5100 feet. High near 43. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday Night
Showers. Snow level 6100 feet. Low around 41. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Monday
Showers. The rain could be heavy at times. Cloudy, with a high near 44.
Monday Night
Rain showers before 1am, then rain, possibly mixed with snow showers. The rain could be heavy at times. Snow level 6000 feet. Cloudy, with a low around 40.
Tuesday
Rain, possibly mixed with snow showers, becoming all rain after 1pm. Snow level 4900 feet. Mostly cloudy, with a high near 43.
Tuesday Night
Rain and snow showers likely. Snow level 4000 feet. Mostly cloudy, with a low around 34.
Wednesday
Rain and snow showers likely. Snow level 3500 feet rising to 4400 feet in the afternoon. Mostly cloudy, with a high near 46.
Wednesday Night
Rain and snow showers likely. Snow level 4200 feet. Mostly cloudy, with a low around 36.
Thursday
Rain and snow showers likely. Snow level 4400 feet. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Illinois Valley OR
 42.14°N 123.81°W (Elev. 3209 ft)
9:41 pm PST Feb 19, 2026
9pm PST Feb 19, 2026-6pm PST Feb 26, 2026
 
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Additional Resources

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