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.

Mostly Cloudy

70°F

21°C

Humidity 57%
Wind Speed NE 5 mph
Barometer 30.19 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 Oct 1:35 pm CDT
Extended Forecast for

Pontiac IL

  • This Afternoon

    This Afternoon: Isolated showers after 5pm. Mostly cloudy, with a high near 70. Northeast wind around 5 mph. Chance of precipitation is 10%.

    High: 70 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers before 8pm. Mostly cloudy, with a low around 54. East northeast wind around 10 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. East southeast wind 5 to 10 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. East southeast wind 5 to 10 mph.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 76 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 1pm. High near 74. Chance of precipitation is 80%.

    High: 74 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 1pm. Mostly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Isolated showers after 5pm. Mostly cloudy, with a high near 70. Northeast wind around 5 mph. Chance of precipitation is 10%.
Tonight
Isolated showers before 8pm. Mostly cloudy, with a low around 54. East northeast wind around 10 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 75. East southeast wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 53. East southeast wind 5 to 10 mph.
Friday
Partly sunny, with a high near 76. South wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59.
Saturday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 74. Chance of precipitation is 80%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 46.
Sunday
A chance of showers before 1pm. Mostly sunny, with a high near 62.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pontiac IL
 40.89°N 88.65°W
Last Update:
12:56 pm CDT Oct 15, 2025
Forecast Valid:
1pm CDT Oct 15, 2025-6pm CDT Oct 21, 2025
 
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