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.

Fair

74°F

23°C

Humidity 33%
Wind Speed NA
Barometer 29.82 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 20 Mar 12:15 pm CDT
Extended Forecast for

5 Miles ENE Blackstone IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 76. Northwest wind around 15 mph, with gusts as high as 20 mph.

    High: 76 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. North wind 5 to 10 mph becoming east after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74. East wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 71. Breezy, with a south southwest wind 15 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph.

    High: 71 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 76. Northwest wind around 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 40. North wind 5 to 10 mph becoming east after midnight.
Saturday
Sunny, with a high near 74. East wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 58. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Mostly cloudy, with a high near 71. Breezy, with a south southwest wind 15 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 32. Breezy.
Monday
Sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Mostly cloudy, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 68. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Blackstone IL
 41.08°N 88.55°W
Last Update:
11:16 am CDT Mar 20, 2026
Forecast Valid:
12pm CDT Mar 20, 2026-6pm CDT Mar 26, 2026
 
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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