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.

Overcast

69°F

21°C

Humidity 75%
Wind Speed NE 9 mph
Barometer 30.08 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 14 Oct 3:35 pm CDT
Extended Forecast for

Forrest IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 72. Northeast wind around 10 mph.

    High: 72 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 57. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 1pm. High near 68. East wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 68 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and 4am. Mostly cloudy, with a low around 49. Breezy, with a south wind 10 to 15 mph becoming west northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: A 50 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 55. Breezy, with a northwest wind around 20 mph, with gusts as high as 30 mph.

    High: 55 °F

    Breezy.
    Slight Chance
    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Areas of frost before 8am. Otherwise, sunny, with a high near 60.

    High: 60 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 72. Northeast wind around 10 mph.
Tonight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 57. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Showers, with thunderstorms also possible after 1pm. High near 68. East wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and 4am. Mostly cloudy, with a low around 49. Breezy, with a south wind 10 to 15 mph becoming west northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 55. Breezy, with a northwest wind around 20 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 60.
Saturday Night
Clear, with a low around 36.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Sunny, with a high near 74.
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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:
3:26 pm CDT Oct 14, 2026
Forecast Valid:
3pm CDT Oct 14, 2026-6pm CDT Oct 20, 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