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

84°F

29°C

Humidity 47%
Wind Speed SW 12 G 20 mph
Barometer 29.89 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 12 Oct 11:55 am CDT
Extended Forecast for

Forrest IL

  • Columbus Day

    Columbus Day: Sunny, with a high near 89. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 71. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. West southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 67. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 80%.

    Low: 67 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Calm wind becoming north northeast around 5 mph in the morning. Winds could gust as high as 10 mph. Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.

    Low: 57 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 74. Chance of precipitation is 80%.

    High: 74 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 61. Breezy.

    High: 61 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Columbus Day
Sunny, with a high near 89. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 71. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 90. West southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 67. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Calm wind becoming north northeast around 5 mph in the morning. Winds could gust as high as 10 mph. Chance of precipitation is 70%.
Wednesday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Thursday
Showers and possibly a thunderstorm. High near 74. Chance of precipitation is 80%.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 61. Breezy.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 59.
Saturday Night
Clear, with a low around 36.
Sunday
Sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Forrest IL
 40.75°N 88.42°W
Last Update:
9:25 am CDT Oct 12, 2026
Forecast Valid:
12pm CDT Oct 12, 2026-6pm CDT Oct 18, 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