National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Overcast

55°F

13°C

Humidity 70%
Wind Speed NA
Barometer 30.15 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 9 Apr 7:55 am CDT
Extended Forecast for

Pontiac IL

  • Today

    Today: Scattered showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 74. Southwest wind around 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 74 °F

    Scattered
    Showers then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 50. North northeast wind 5 to 15 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Chance
    T-storms then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 10am, then showers likely. High near 61. West wind around 10 mph becoming north in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 37. East northeast wind 5 to 10 mph.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 65. East wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 77. Breezy.

    High: 77 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 62. Breezy.

    Low: 62 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. Breezy.

    High: 82 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Scattered showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 74. Southwest wind around 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 50. North northeast wind 5 to 15 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and possibly a thunderstorm before 10am, then showers likely. High near 61. West wind around 10 mph becoming north in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Mostly clear, with a low around 37. East northeast wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 65. East wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 77. Breezy.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 62. Breezy.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. Breezy.
Monday Night
A chance of showers. Partly cloudy, with a low around 65. Breezy.
Tuesday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 80. Breezy.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55.
Wednesday
A chance of showers. Mostly cloudy, with a high near 71. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Pontiac IL
 40.89°N 88.62°W
Last Update:
5:17 am CDT Apr 9, 2026
Forecast Valid:
8am CDT Apr 9, 2026-6pm CDT Apr 15, 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