Critical Fire Weather in the Plains; Unseasonably Warm in the Southwest and Southern U.S.

Unseasonably warm temperatures continue through the weekend across the Southwest and southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Elevated to critical fire weather conditions will persist across the Plains and Southeast U.S. this weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

33°F

1°C

Humidity 98%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 28 Mar 05:52 AM PDT
Extended Forecast for

8 Miles WNW Illinois Valley OR

  • Today

    Today: Mostly sunny, with a high near 60. Northeast wind 5 to 9 mph becoming west in the morning.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. West southwest wind 3 to 7 mph.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 54. Light west southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 54 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain before 2am, then a slight chance of rain and snow.  Snow level 5500 feet lowering to 3500 feet after midnight . Mostly cloudy, with a low around 34. West wind 7 to 10 mph becoming north northeast after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of snow before 11am, then a slight chance of rain and snow between 11am and 2pm, then a slight chance of rain after 2pm.  Snow level rising to 4200 feet in the afternoon. Mostly sunny, with a high near 52. Northeast wind around 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am.  Snow level 4300 feet. Mostly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before 11pm, then rain and snow likely between 11pm and 2am, then rain likely after 2am.  Snow level 4300 feet lowering to 3600 feet. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain.  Snow level 4300 feet. Cloudy, with a high near 41.

    High: 41 °F

    Rain

Detailed Forecast

Today
Mostly sunny, with a high near 60. Northeast wind 5 to 9 mph becoming west in the morning.
Tonight
Mostly cloudy, with a low around 43. West southwest wind 3 to 7 mph.
Sunday
Partly sunny, with a high near 54. Light west southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
A slight chance of rain before 2am, then a slight chance of rain and snow. Snow level 5500 feet lowering to 3500 feet after midnight . Mostly cloudy, with a low around 34. West wind 7 to 10 mph becoming north northeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Monday
A slight chance of snow before 11am, then a slight chance of rain and snow between 11am and 2pm, then a slight chance of rain after 2pm. Snow level rising to 4200 feet in the afternoon. Mostly sunny, with a high near 52. Northeast wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 35.
Tuesday
A 20 percent chance of rain after 11am. Snow level 4300 feet. Mostly sunny, with a high near 54.
Tuesday Night
A chance of rain before 11pm, then rain and snow likely between 11pm and 2am, then rain likely after 2am. Snow level 4300 feet lowering to 3600 feet. Mostly cloudy, with a low around 38.
Wednesday
Rain. Snow level 4300 feet. Cloudy, with a high near 41.
Wednesday Night
Rain before 8pm, then rain and snow between 8pm and 11pm, then snow after 11pm. Snow level 4000 feet lowering to 3200 feet after midnight . Cloudy, with a low around 35.
Thursday
Rain and snow. Mostly cloudy, with a high near 41.
Thursday Night
A chance of rain and snow. Snow level 3600 feet lowering to 3200 feet after midnight . Mostly cloudy, with a low around 32.
Friday
A slight chance of rain and snow. Snow level rising to 4400 feet in the afternoon. Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Illinois Valley OR
 42.14°N 123.81°W (Elev. 3209 ft)
4:41 am PDT Mar 28, 2026
6am PDT Mar 28, 2026-6pm PDT Apr 3, 2026
 
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Additional Resources

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