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° N Lon: 123.68519° W Elev: 1389.0 ft.

NA

67°F

19°C

Humidity 46%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 20 Mar 07:52 PM PDT
Detailed forecast for

Eastern Curry County and Josephine County

Tonight
Mostly cloudy. A 10 percent chance of showers after midnight. Lows in the mid 40s to lower 50s. Northwest winds 5 to 10 mph.
Saturday
Mostly cloudy in the morning then clearing. Highs in the mid 50s to mid 60s. North winds 5 to 10 mph.
Saturday Night
Mostly clear. Widespread frost after midnight. Lows in the mid 20s to mid 30s in the valleys and in the mid 30s to lower 40s at higher elevations. Northeast winds 5 to 10 mph.
Sunday
Partly cloudy. Widespread frost in the morning. Highs in the mid 50s to mid 60s. North winds around 5 mph in the valleys and north 10 to 15 mph at higher elevations.
Sunday Night
Mostly cloudy. Lows in the mid 30s to lower 40s. North winds 5 to 10 mph.
Monday And Monday Night
Mostly cloudy. Highs in the lower 60s to lower 70s. Lows in the lower 40s to lower 50s.
Tuesday
Mostly cloudy with a chance of rain. Highs in the mid 50s to mid 60s.
Tuesday Night
Mostly cloudy with a chance of rain. Lows in the lower to mid 40s.
Wednesday
Mostly cloudy with a chance of rain. Highs in the mid 40s to mid 50s.
Wednesday Night
Partly cloudy. Lows in the mid 30s to lower 40s.
Thursday And Thursday Night
Mostly clear. Highs in the mid 50s to lower 60s. Lows in the mid 30s to lower 40s.
Friday
Sunny, warmer. Highs in the lower 60s to lower 70s.



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832 PM PDT Fri Mar 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database