National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Record Breaking Temperatures and Critical Fire Weather

More than 200 record or near record maximum temperatures are forecast across the southern half of the U.S. through the end of this week before additional record temperatures center back over the Southwest U.S. into the Rockies this weekend. Widespread record breaking warmth, low humidity, and gusty winds will produce critical fire weather today in the central Rockies to Plains. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

59°F

15°C

Humidity 56%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 25 Mar 10:52 AM PDT
Extended Forecast for

3 Miles SE Illinois Valley OR

  • Today

    Today: Mostly sunny, with a high near 56. West wind 3 to 8 mph.

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 30. North northeast wind 3 to 6 mph.

    Low: 30 °F

    Frost

  • Thursday

    Thursday: Widespread frost before 11am. Otherwise, sunny, with a high near 62. North wind 3 to 8 mph.

    High: 62 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 28. North northeast wind 5 to 8 mph becoming calm in the evening.

    Low: 28 °F

    Frost

  • Friday

    Friday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 75. Calm wind.

    High: 75 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 56. West wind 3 to 8 mph.
Tonight
Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 30. North northeast wind 3 to 6 mph.
Thursday
Widespread frost before 11am. Otherwise, sunny, with a high near 62. North wind 3 to 8 mph.
Thursday Night
Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 28. North northeast wind 5 to 8 mph becoming calm in the evening.
Friday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 75. Calm wind.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 71.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 71.
Sunday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Mostly cloudy, with a high near 60.
Monday Night
Rain likely. Mostly cloudy, with a low around 37.
Tuesday
Rain likely. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Illinois Valley OR
 42.08°N 123.65°W (Elev. 1644 ft)
Last Update:
11:26 am PDT Mar 25, 2026
Forecast Valid:
11am PDT Mar 25, 2026-6pm PDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation