Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

33°F

1°C

Humidity 100%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 17 Mar 07:52 AM PDT
Detailed forecast for

Eastern Curry County and Josephine County

Today
Sunny. Highs in the lower to mid 70s. Southwest winds around 5 mph.
Tonight
Mostly clear. Lows in the mid 40s to lower 50s. Southwest winds around 5 mph.
Wednesday
Sunny. Highs in the lower to mid 70s. Southwest winds 5 to 10 mph.
Wednesday Night
Mostly clear. Lows in the mid 40s to lower 50s. In the valleys, southwest winds 5 to 10 mph in the evening becoming light. At higher elevations, southwest winds 5 to 10 mph shifting to the west late in the evening, then shifting to the south after midnight.
Thursday
Sunny. Highs in the lower 70s to lower 80s. In the valleys, light winds becoming south around 5 mph late in the morning, then becoming light early in the afternoon becoming southwest around 5 mph late in the afternoon. At higher elevations, south winds 5 to 10 mph shifting to the southwest late in the afternoon.
Thursday Night
Partly cloudy. Lows in the lower to mid 50s.
Friday
Partly cloudy with a slight chance of rain. Highs in the mid 60s to mid 70s.
Friday Night And Saturday
Mostly cloudy with a chance of rain. Cooler. Lows in the mid 40s to lower 50s. Highs in the lower 60s to lower 70s.
Saturday Night And Sunday
Mostly cloudy with a slight chance of rain. Lows in the mid 30s to lower 40s. Highs in the mid 50s to lower 60s.
Sunday Night
Partly cloudy with a slight chance of rain in the evening, then mostly cloudy with a slight chance of rain and snow after midnight. Lows in the mid 30s to lower 40s.
Monday
Mostly cloudy. Slight chance of rain and snow in the morning, then slight chance of rain in the afternoon. Highs in the mid 50s to lower 60s.



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325 AM PDT Tue Mar 17 2026
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database