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Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

33°F

1°C

Humidity 97%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 17 Feb 04:52 AM PST
Extended Forecast for

Illinois Valley OR

Winter Weather Advisory until February 19, 10:00am
Winter Storm Warning until February 19, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
Winter Storm Warning
  •  
    Winter Weather Advisory until February 19, 10:00am
    Winter Storm Warning until February 19, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 25 °F

    Snow

  • Tuesday

    Tuesday: Snow showers, possibly mixed with rain. Some thunder is also possible. High near 37. South southwest wind 5 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Snow then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Snow. Low around 19. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 19 °F

    Snow

  • Wednesday

    Wednesday: Snow before 1pm, then rain, possibly mixed with snow between 1pm and 4pm, then rain after 4pm. High near 38. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Snow then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain before 7pm, then rain and snow between 7pm and 1am, then snow after 1am. Snow level 1700 feet. Low around 24. South southwest wind around 6 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 24 °F

    Rain/Snow

  • Thursday

    Thursday: Snow before 1pm, then rain, possibly mixed with snow. Snow level 1400 feet. High near 38. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 38 °F

    Snow then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow likely before 10pm, then a chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Friday

    Friday: A chance of snow before 1pm, then a chance of rain and snow between 1pm and 4pm, then a chance of rain after 4pm. Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Snow. Low around 25. South wind around 9 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.
Tuesday
Snow showers, possibly mixed with rain. Some thunder is also possible. High near 37. South southwest wind 5 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow. Low around 19. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow before 1pm, then rain, possibly mixed with snow between 1pm and 4pm, then rain after 4pm. High near 38. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday Night
Rain before 7pm, then rain and snow between 7pm and 1am, then snow after 1am. Snow level 1700 feet. Low around 24. South southwest wind around 6 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow before 1pm, then rain, possibly mixed with snow. Snow level 1400 feet. High near 38. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Thursday Night
Rain and snow likely before 10pm, then a chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow before 1pm, then a chance of rain and snow between 1pm and 4pm, then a chance of rain after 4pm. Mostly cloudy, with a high near 40.
Friday Night
Rain and snow likely. Snow level 2100 feet. Mostly cloudy, with a low around 27.
Saturday
Rain and snow likely, becoming all rain after 10am. Snow level 2000 feet rising to 3400 feet in the afternoon. Mostly cloudy, with a high near 45.
Saturday Night
Rain. Snow level 3500 feet. Cloudy, with a low around 30.
Sunday
Rain. Snow level 3500 feet rising to 4000 feet in the afternoon. Cloudy, with a high near 45.
Sunday Night
Rain. Snow level 3800 feet. Cloudy, with a low around 32.
Monday
Rain. Snow level 3700 feet. Cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.09°N 123.68°W (Elev. 1394 ft)
Last Update:
4:32 am PST Feb 17, 2026
Forecast Valid:
5am PST Feb 17, 2026-6pm PST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation