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

79°F

26°C

Humidity 66%
Wind Speed NW 3 mph
Barometer 30.06 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 3 Jul 8:55 am CDT
Extended Forecast for

Pontiac IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 68. Southwest wind around 5 mph.

    Low: 68 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Independence Day

    Independence Day: Mostly sunny, with a high near 92. Heat index values as high as 96. South southwest wind 5 to 10 mph.

    High: 92 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. Calm wind becoming west southwest around 5 mph in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 68. Southwest wind around 5 mph.
Independence Day
Mostly sunny, with a high near 92. Heat index values as high as 96. South southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 71. South wind around 5 mph, with gusts as high as 10 mph.
Saturday
Sunny, with a high near 94. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Pontiac IL
 40.89°N 88.65°W
Last Update:
9:06 am CDT Jul 3, 2025
Forecast Valid:
9am CDT Jul 3, 2025-6pm CDT Jul 9, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation