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.

Fair

62°F

17°C

Humidity 78%
Wind Speed SE 3 mph
Barometer 29.94 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 11 Oct 7:55 pm CDT
Extended Forecast for

Piper City IL

  • Tonight

    Tonight: Increasing clouds, with a low around 59. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 59 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Sunny, with a high near 89. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. South southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. West southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 60%.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 10am. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 72.

    High: 72 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Showers
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 59. Calm wind becoming south southwest around 5 mph after midnight.
Columbus Day
Sunny, with a high near 89. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 70. South southwest wind around 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 88. West southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 60%.
Wednesday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Thursday
Showers likely. Mostly cloudy, with a high near 72.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Piper City IL
 40.76°N 88.19°W
Last Update:
3:36 pm CDT Oct 11, 2026
Forecast Valid:
8pm CDT Oct 11, 2026-6pm CDT Oct 18, 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