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

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Mostly Cloudy

40°F

4°C

Humidity 41%
Wind Speed SW 18 mph
Barometer 29.56 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 24 Feb 4:15 pm CST
Extended Forecast for

Cornell IL

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 25. South southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.

    Low: 25 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Sunny, with a high near 39. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 39 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 22. Northwest wind around 5 mph becoming northeast after midnight.

    Low: 22 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 44. East northeast wind around 5 mph becoming southwest in the afternoon. Winds could gust as high as 10 mph.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27. Southwest wind 5 to 10 mph.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60. Breezy.

    High: 60 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy during the early evening, then gradual clearing, with a low around 25. South southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 39. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 22. Northwest wind around 5 mph becoming northeast after midnight.
Thursday
Mostly sunny, with a high near 44. East northeast wind around 5 mph becoming southwest in the afternoon. Winds could gust as high as 10 mph.
Thursday Night
Mostly clear, with a low around 27. Southwest wind 5 to 10 mph.
Friday
Sunny, with a high near 60. Breezy.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
A chance of snow after noon. Partly sunny, with a high near 36.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 21.
Monday
Mostly cloudy, with a high near 35.
Monday Night
A chance of snow. Mostly cloudy, with a low around 24.
Tuesday
A chance of rain. Mostly cloudy, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cornell IL
 41°N 88.73°W
Last Update:
1:16 pm CST Feb 24, 2026
Forecast Valid:
4pm CST Feb 24, 2026-6pm CST Mar 3, 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