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.

Partly Cloudy

26°F

-3°C

Humidity 79%
Wind Speed SW 9 mph
Barometer 30.36 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 11 Jan 11:55 pm CST
Extended Forecast for

Piper City IL

  • Overnight

    Overnight: Partly cloudy, with a low around 24. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 42. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 49. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 49 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 32. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely, possibly mixed with rain, becoming all snow after 4pm. Mostly cloudy, with a high near 38. Breezy. Chance of precipitation is 60%.

    High: 38 °F

    Rain/Snow
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 14. Blustery.

    Low: 14 °F

    Slight Chance
    Snow and
    Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 24. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 42. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 31. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 49. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 32. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Snow likely, possibly mixed with rain, becoming all snow after 4pm. Mostly cloudy, with a high near 38. Breezy. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 14. Blustery.
Thursday
Mostly sunny, with a high near 28.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20.
Friday
A chance of snow after noon. Mostly cloudy, with a high near 34.
Friday Night
A chance of snow. Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 26.
Saturday Night
Mostly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 24.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Piper City IL
 40.74°N 88.19°W
Last Update:
11:36 pm CST Jan 11, 2026
Forecast Valid:
12am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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