Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Fair

67°F

19°C

Humidity 83%
Wind Speed SW 3 mph
Barometer 29.99 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 20 Jun 3:55 am CDT
Extended Forecast for

Pontiac IL

Heat Advisory June 21, 10:00am until June 24, 12:00am
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A slight chance of showers between 11am and 4pm.  Mostly cloudy, then gradually becoming sunny, with a high near 86. Breezy, with a south southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 74. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94. Heat index values as high as 107. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 94 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 76. South southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 95. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 75.

    Low: 75 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers between 11am and 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 86. Breezy, with a south southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 74. South wind around 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 94. Heat index values as high as 107. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Clear, with a low around 76. South southwest wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny and hot, with a high near 95. South southwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 75.
Monday
Sunny and hot, with a high near 95.
Monday Night
Mostly clear, with a low around 74.
Tuesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Pontiac IL
 40.89°N 88.62°W
3:56 am CDT Jun 20, 2025
4am CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
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Additional Resources

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