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

Hazardous Weather Conditions

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Fair

81°F

27°C

Humidity 92%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 4 Sep 8:15 pm CDT
Extended Forecast for

Fairbury IL

Heat Advisory September 4, 08:23pm until September 4, 10:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory September 4, 08:23pm until September 4, 10:00pm

    NOW until 10:00pm Fri

    Heat Advisory

  • Tonight

    Low: 74 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 92. Heat index values as high as 103. Light and variable wind becoming north 5 to 10 mph in the morning.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 65. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 65 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 84. East northeast wind 5 to 10 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. East wind around 5 mph, with gusts as high as 10 mph.

    Low: 60 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 2am and 3am. Partly cloudy, with a low around 74. West southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 92. Heat index values as high as 103. Light and variable wind becoming north 5 to 10 mph in the morning.
Saturday Night
Increasing clouds, with a low around 65. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 84. East northeast wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 60. East wind around 5 mph, with gusts as high as 10 mph.
Labor Day
Sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 94.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fairbury IL
 40.75°N 88.51°W
Last Update:
7:07 pm CDT Sep 4, 2026
Forecast Valid:
8pm CDT Sep 4, 2026-6pm CDT Sep 11, 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