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

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

37°F

3°C

Humidity 75%
Wind Speed SW 8 mph
Barometer 30.09 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 12 Jan 6:00 pm CST
Extended Forecast for

La Salle IL

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Southwest wind 5 to 15 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 51. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 51 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 30. Blustery, with a north northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 30 °F

    Partly Sunny
    and Blustery

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 14. North northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 14 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.

    Low: 22 °F

    Snow Likely

  • Friday

    Friday: Snow likely, mainly after noon. Cloudy, with a high near 34.

    High: 34 °F

    Snow Likely

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 33. Southwest wind 5 to 15 mph.
Tuesday
Partly sunny, with a high near 51. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 28. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 30. Blustery, with a north northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
Partly cloudy, with a low around 14. North northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 26.
Thursday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Friday
Snow likely, mainly after noon. Cloudy, with a high near 34.
Friday Night
A chance of snow. Mostly cloudy, with a low around 14.
Saturday
A chance of snow after noon. Mostly cloudy, with a high near 19.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Partly sunny, with a high near 17.
Sunday Night
Partly cloudy, with a low around 7.
M.L.King Day
Mostly sunny, with a high near 22.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
La Salle IL
 41.34°N 89.09°W
Last Update:
4:41 pm CST Jan 12, 2026
Forecast Valid:
6pm CST Jan 12, 2026-6pm CST Jan 19, 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