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

57°F

14°C

Humidity 58%
Wind Speed NA
Barometer 29.91 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 10 May 12:35 am CDT
Extended Forecast for

Pontiac IL

  • Overnight

    Overnight: Partly cloudy, with a low around 46. North wind 5 to 10 mph.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 67. Northeast wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. Northwest wind 5 to 10 mph becoming south in the evening. Winds could gust as high as 20 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. North wind 5 to 10 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. Northeast wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. Breezy.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 68. Breezy.

    High: 68 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 46. North wind 5 to 10 mph.
Sunday
Sunny, with a high near 67. Northeast wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly clear, with a low around 44. Northwest wind 5 to 10 mph becoming south in the evening. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 68. North wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 43. Northeast wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. Breezy.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 52.
Wednesday
Sunny, with a high near 68. Breezy.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 72.
Thursday Night
A chance of showers. Partly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 80.
Friday Night
A chance of showers. Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pontiac IL
 40.89°N 88.62°W
Last Update:
11:46 pm CDT May 9, 2026
Forecast Valid:
12am CDT May 10, 2026-6pm CDT May 16, 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