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

59°F

15°C

Humidity 48%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 28 Mar 10:52 AM PDT
Extended Forecast for

17 Miles WNW Illinois Valley OR

  • Today

    Today: Mostly sunny, with a high near 57. West wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. West northwest wind 8 to 10 mph becoming south after midnight.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 49. West wind 6 to 14 mph, with gusts as high as 18 mph.

    High: 49 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain before 8pm, then a slight chance of rain and snow between 8pm and 11pm, then a slight chance of snow after 11pm.  Mostly cloudy, with a low around 35. West northwest wind 14 to 17 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Monday

    Monday: A 20 percent chance of snow.  Mostly sunny, with a high near 50. Breezy, with a northeast wind 16 to 22 mph.

    High: 50 °F

    Slight Chance
    Snow and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of snow between 11am and 5pm.  Mostly sunny, with a high near 49. Chance of precipitation is 20%.

    High: 49 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: A chance of rain before 8pm, then rain and snow likely.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 2pm.  Cloudy, with a high near 40.

    High: 40 °F

    Rain/Snow

Detailed Forecast

Today
Mostly sunny, with a high near 57. West wind 8 to 14 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a low around 43. West northwest wind 8 to 10 mph becoming south after midnight.
Sunday
Partly sunny, with a high near 49. West wind 6 to 14 mph, with gusts as high as 18 mph.
Sunday Night
A slight chance of rain before 8pm, then a slight chance of rain and snow between 8pm and 11pm, then a slight chance of snow after 11pm. Mostly cloudy, with a low around 35. West northwest wind 14 to 17 mph becoming north northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 50. Breezy, with a northeast wind 16 to 22 mph.
Monday Night
Mostly clear, with a low around 37.
Tuesday
A slight chance of snow between 11am and 5pm. Mostly sunny, with a high near 49. Chance of precipitation is 20%.
Tuesday Night
A chance of rain before 8pm, then rain and snow likely. Mostly cloudy, with a low around 38.
Wednesday
Rain and snow, becoming all rain after 2pm. Cloudy, with a high near 40.
Wednesday Night
Rain and snow. Cloudy, with a low around 36.
Thursday
Rain and snow. Cloudy, with a high near 39.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 34.
Friday
A chance of rain and snow. Mostly sunny, with a high near 50.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Illinois Valley OR
 42.18°N 123.98°W (Elev. 4344 ft)
10:41 am PDT Mar 28, 2026
11am PDT Mar 28, 2026-6pm PDT Apr 3, 2026
 
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Additional Resources

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