Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35° N Lon: 89.15° W Elev: 650 ft.

Overcast

44°F

7°C

Humidity 90%
Wind Speed NE 6 mph
Barometer 30.03 in
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Wind Chill41°F (5°C)
Last update 18 Nov 6:15 pm CST
Detailed forecast for

La Salle County

Tonight
Cloudy. Near steady temperature in the lower 40s. Northeast winds 5 to 10 mph.
Wednesday
Cloudy. Highs in the mid 40s. East winds around 5 mph.
Wednesday Night
Mostly cloudy. Lows in the upper 30s. Light and variable winds, becoming south around 5 mph after midnight.
Thursday
Mostly cloudy. A slight chance of rain in the afternoon. Highs in the upper 50s. South winds 5 to 10 mph. Chance of precipitation 20 percent.
Thursday Night
Mostly cloudy. A slight chance of rain in the evening. Lows in the upper 30s. West winds around 5 mph, becoming north after midnight. Chance of precipitation 20 percent.
Friday
Mostly cloudy. A slight chance of rain in the afternoon. Highs in the lower 50s. Chance of precipitation 20 percent.
Friday Night
Mostly cloudy with a 20 percent chance of rain. Lows in the lower 30s.
Saturday
Partly cloudy in the morning, then clearing. Highs in the lower 50s.
Saturday Night
Mostly clear. Lows in the mid 30s.
Sunday
Mostly sunny. Highs in the mid 50s.
Sunday Night
Mostly clear. Lows in the upper 30s.
Monday
Partly cloudy. Highs in the mid 50s.
Monday Night
Mostly cloudy with a 30 percent chance of rain. Lows in the mid 30s.
Tuesday
Mostly cloudy with a 30 percent chance of rain. Highs in the lower 50s.



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202 PM CST Tue Nov 18 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database