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.

Overcast

30°F

-1°C

Humidity 74%
Wind Speed W 14 G 18 mph
Barometer 30.41 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 11 Jan 11:55 am CST
Extended Forecast for

Cornell IL

  • This Afternoon

    This Afternoon: Cloudy, with a high near 33. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 33 °F

    Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 32. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A slight chance of showers between noon and 3pm. Partly sunny, with a high near 51. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 51 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow showers, mainly after noon. Mostly cloudy, with a high near 35. Breezy.

    High: 35 °F

    Chance Snow
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16. Blustery.

    Low: 16 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 33. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Increasing clouds, with a low around 32. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of showers between noon and 3pm. Partly sunny, with a high near 51. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A 30 percent chance of snow showers, mainly after noon. Mostly cloudy, with a high near 35. Breezy.
Wednesday Night
Mostly cloudy, with a low around 16. Blustery.
Thursday
Mostly sunny, with a high near 29.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 23.
Friday
A chance of snow showers. Mostly cloudy, with a high near 34.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Partly sunny, with a high near 26.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cornell IL
 41°N 88.73°W
Last Update:
11:56 am CST Jan 11, 2026
Forecast Valid:
12pm CST Jan 11, 2026-6pm CST Jan 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation