Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386° N Lon: 123.68519° W Elev: 1389.0 ft.

NA

40°F

4°C

Humidity 100%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 22 Apr 04:52 AM PDT
Detailed forecast for

Eastern Curry County and Josephine County

Today
Mostly cloudy with a 30 percent chance of rain. Highs in the lower to mid 50s. Southwest winds 5 to 10 mph.
Tonight
Mostly cloudy. Slight chance of rain in the evening. Lows in the mid 30s to lower 40s. West winds 5 to 10 mph shifting to the northeast well after midnight.
Thursday
Partly cloudy in the morning then clearing. Highs in the lower to mid 60s. North winds around 5 mph.
Thursday Night
Clear. Lows in the mid 30s to lower 40s. North winds 5 to 10 mph shifting to the northeast well after midnight.
Friday
Sunny. Highs in the mid 60s to lower 70s. In the valleys, northeast winds around 5 mph early in the morning becoming light, then becoming north around 5 mph in the afternoon. At higher elevations, north winds 5 to 10 mph.
Friday Night
Clear. Lows in the lower to mid 40s.
Saturday
Sunny. Slight chance of rain in the afternoon. Highs in the lower to mid 60s.
Saturday Night
Partly cloudy with a slight chance of rain. Lows in the lower to mid 40s.
Sunday And Sunday Night
Partly cloudy with a chance of rain. Cooler. Highs in the lower 50s to lower 60s. Lows in the lower to mid 40s.
Monday
Partly cloudy in the morning then becoming mostly cloudy. Chance of rain. Highs in the mid 50s to mid 60s.
Monday Night
Partly cloudy with a slight chance of rain. Lows in the lower to mid 40s.
Tuesday
Partly cloudy with a slight chance of rain. Highs in the lower 60s to lower 70s.



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240 AM PDT Wed Apr 22 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database