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

69°F

21°C

Humidity 100%
Wind Speed S 15 G 21 mph
Barometer 29.84 in
Dewpoint 69°F (21°C)
Visibility 3.00 mi
Last update 15 Oct 4:35 pm CDT
Extended Forecast for

Pontiac IL

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Cloudy, with a high near 70. South southeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Cloudy, with a low around 47. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 54. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 54 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Areas of frost after 5am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 34. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 34 °F

    Partly Cloudy
    and Breezy
    then Areas
    Frost

  • Saturday

    Saturday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 59. North wind around 5 mph becoming calm in the morning.

    High: 59 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Patchy frost after 3am. Otherwise, clear, with a low around 36.

    Low: 36 °F

    Clear then
    Patchy Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 67.

    High: 67 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Cloudy, with a high near 70. South southeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Cloudy, with a low around 47. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Friday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 54. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Areas of frost after 5am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 34. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 59. North wind around 5 mph becoming calm in the morning.
Saturday Night
Patchy frost after 3am. Otherwise, clear, with a low around 36.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 39.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 77.
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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:
2:51 pm CDT Oct 15, 2026
Forecast Valid:
4pm CDT Oct 15, 2026-6pm CDT Oct 22, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation