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Hazardous Weather Conditions

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Fair

89°F

32°C

Humidity 62%
Wind Speed SW 8 mph
Barometer 29.99 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 2 Sep 11:35 am CDT
Extended Forecast for

Chatsworth IL

Heat Advisory September 2, 12:00pm until September 2, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 93. Heat index values as high as 104. West northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 75. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 10am. Sunny, with a high near 93. Heat index values as high as 103. West southwest wind around 5 mph, with gusts as high as 10 mph.

    High: 93 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. South southwest wind around 5 mph becoming calm.

    High: 92 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 93. Heat index values as high as 104. West northwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 75. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 10am. Sunny, with a high near 93. Heat index values as high as 103. West southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
Mostly clear, with a low around 74. Calm wind becoming south southwest around 5 mph after midnight.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. South southwest wind around 5 mph becoming calm.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 65.
Labor Day
Mostly sunny, with a high near 84.
Monday Night
Mostly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chatsworth IL
 40.76°N 88.28°W
Last Update:
9:56 am CDT Sep 2, 2026
Forecast Valid:
11am CDT Sep 2, 2026-6pm CDT Sep 8, 2026
 
Forecast Discussion
 
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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