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.

Fog/Mist

36°F

2°C

Humidity 100%
Wind Speed E 8 mph
Barometer 30.17 in
Dewpoint 36°F (2°C)
Visibility 3.00 mi
Wind Chill30°F (-1°C)
Last update 4 Mar 5:44 am CST
Extended Forecast for

La Salle IL

  • Today

    Today: A slight chance of showers before 11am, then a slight chance of showers after 1pm. Cloudy, with a high near 48. East wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 2am, then showers likely and possibly a thunderstorm after 2am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 43. East northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers likely, mainly before noon. Patchy fog before 9am. Otherwise, cloudy, with a high near 55. Northeast wind around 5 mph becoming west in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Showers
    Likely and
    Patchy Fog
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 3am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 46. Southeast wind 5 to 10 mph.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then a chance of showers after 3pm. Patchy fog before 9am. High near 74. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    High: 74 °F

    Showers and
    Patchy Fog
    then Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: A slight chance of showers, then showers and possibly a thunderstorm after 9pm. Low around 49. Chance of precipitation is 100%.

    Low: 49 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before noon. Partly sunny, with a high near 57.

    High: 57 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers before 11am, then a slight chance of showers after 1pm. Cloudy, with a high near 48. East wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tonight
A chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 2am, then showers likely and possibly a thunderstorm after 2am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 43. East northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, mainly before noon. Patchy fog before 9am. Otherwise, cloudy, with a high near 55. Northeast wind around 5 mph becoming west in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 20 percent chance of showers after 3am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 46. Southeast wind 5 to 10 mph.
Friday
Showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then a chance of showers after 3pm. Patchy fog before 9am. High near 74. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Friday Night
A slight chance of showers, then showers and possibly a thunderstorm after 9pm. Low around 49. Chance of precipitation is 100%.
Saturday
A 30 percent chance of showers before noon. Partly sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 71.
Monday Night
A chance of showers. Mostly clear, with a low around 56.
Tuesday
Showers likely. Mostly cloudy, with a high near 71. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
La Salle IL
 41.34°N 89.09°W
Last Update:
2:51 am CST Mar 4, 2026
Forecast Valid:
5am CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
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