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

39°F

4°C

Humidity 95%
Wind Speed NA
Barometer 30.38 in
Dewpoint 38°F (3°C)
Visibility 7.00 mi
Last update 11 Apr 2:15 am CDT
Extended Forecast for

4 Miles SE Forrest IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 38. East wind around 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 64. East wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 64 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 80. Breezy, with a south southwest wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 30%.

    High: 80 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 61. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely and
    Breezy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Breezy.

    High: 84 °F

    Breezy.
    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 38. East wind around 5 mph.
Saturday
Increasing clouds, with a high near 64. East wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Mostly cloudy, with a low around 54. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A slight chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 80. Breezy, with a south southwest wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 61. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Monday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Breezy.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 64.
Wednesday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61.
Thursday
A chance of showers. Mostly cloudy, with a high near 77.
Thursday Night
A chance of showers. Partly cloudy, with a low around 58.
Friday
A chance of showers. Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Forrest IL
 40.7°N 88.34°W
Last Update:
1:21 am CDT Apr 11, 2026
Forecast Valid:
2am CDT Apr 11, 2026-6pm CDT Apr 17, 2026
 
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