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

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

29°F

-2°C

Humidity 66%
Wind Speed W 17 G 25 mph
Barometer 30.23 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 27 Nov 3:55 am CST
Extended Forecast for

La Salle IL

Winter Storm Watch November 29, 03:00am until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Watch

  • Thanksgiving Day

    Thanksgiving Day: Mostly cloudy, with a high near 34. West northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 34 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. West northwest wind 10 to 15 mph.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 32. West northwest wind 5 to 10 mph becoming light west in the afternoon. Winds could gust as high as 15 mph.

    High: 32 °F

    Sunny

  • Friday Night

    Friday Night: Snow likely after midnight. Increasing clouds, with a low around 22. Light and variable wind becoming southeast 5 to 10 mph after midnight. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 22 °F

    Mostly Cloudy
    then Snow
    Likely

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 31. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    High: 31 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow. Low around 24. Chance of precipitation is 100%.

    Low: 24 °F

    Snow then
    Snow Likely

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 28.

    High: 28 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 17.

    High: 17 °F

    Partly Sunny

Detailed Forecast

Thanksgiving Day
Mostly cloudy, with a high near 34. West northwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 21. West northwest wind 10 to 15 mph.
Friday
Sunny, with a high near 32. West northwest wind 5 to 10 mph becoming light west in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Snow likely after midnight. Increasing clouds, with a low around 22. Light and variable wind becoming southeast 5 to 10 mph after midnight. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Saturday
Snow. The snow could be heavy at times. High near 31. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Saturday Night
Snow. Low around 24. Chance of precipitation is 100%.
Sunday
A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 4.
Monday
Partly sunny, with a high near 17.
Monday Night
Mostly cloudy, with a low around 6.
Tuesday
Partly sunny, with a high near 21.
Tuesday Night
Mostly cloudy, with a low around 10.
Wednesday
Mostly cloudy, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
La Salle IL
 41.34°N 89.09°W
Last Update:
3:35 am CST Nov 27, 2025
Forecast Valid:
4am CST Nov 27, 2025-6pm CST Dec 3, 2025
 
Forecast Discussion
 
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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