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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

53°F

12°C

Humidity 79%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 20 Mar 10:52 PM PDT
Extended Forecast for

11 Miles WSW Wilderville OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. West northwest wind around 6 mph.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 50. North wind 5 to 9 mph.

    High: 50 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. North northeast wind around 11 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 51. Northeast wind 8 to 10 mph.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40. North northeast wind 6 to 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain after 11am. Partly sunny, with a high near 51.

    High: 51 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Snow level 7900 feet lowering to 6300 feet after midnight . Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 50. West northwest wind around 6 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 50. North wind 5 to 9 mph.
Saturday Night
Mostly clear, with a low around 37. North northeast wind around 11 mph.
Sunday
Mostly sunny, with a high near 51. Northeast wind 8 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 40. North northeast wind 6 to 10 mph.
Monday
Partly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
A slight chance of rain after 11am. Partly sunny, with a high near 51.
Tuesday Night
A chance of rain. Snow level 7900 feet lowering to 6300 feet after midnight . Mostly cloudy, with a low around 42.
Wednesday
A chance of rain, mainly before 11am. Snow level 5900 feet lowering to 4700 feet in the afternoon . Partly sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 48.
Thursday Night
Mostly clear, with a low around 36.
Friday
Sunny, with a high near 57.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Wilderville OR
 42.34°N 123.66°W (Elev. 4183 ft)
Last Update:
10:41 pm PDT Mar 20, 2026
Forecast Valid:
11pm PDT Mar 20, 2026-6pm PDT Mar 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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