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

54°F

12°C

Humidity 82%
Wind Speed NA
Barometer 29.98 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 15 May 6:55 am CDT
Extended Forecast for

Strawn IL

  • Today

    Today: Showers likely and possibly a thunderstorm before 9am, then a slight chance of showers between 9am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 73. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers
    Likely then
    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 60. South southeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear
    then Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 81. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 81 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 87. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 87 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 86. Breezy. Chance of precipitation is 70%.

    High: 86 °F

    Breezy.
    Chance
    Showers then
    T-storms
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Breezy.

    Low: 67 °F

    Chance
    T-storms and
    Breezy

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Breezy.

    High: 85 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 9am, then a slight chance of showers between 9am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 73. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 60. South southeast wind around 15 mph, with gusts as high as 20 mph.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 81. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South wind 5 to 10 mph. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 87. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 66.
Monday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 86. Breezy. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Breezy.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Breezy.
Tuesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Partly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Strawn IL
 40.66°N 88.4°W
Last Update:
4:51 am CDT May 15, 2026
Forecast Valid:
7am CDT May 15, 2026-6pm CDT May 21, 2026
 
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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