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

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Fair

63°F

17°C

Humidity 88%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 29 Jul 11:55 pm CDT
Extended Forecast for

5 Miles WNW Peotone IL

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming west southwest around 5 mph.

    High: 84 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Decreasing
    Clouds

  • Friday

    Friday: Showers likely and possibly a thunderstorm, mainly after 4pm. Increasing clouds, with a high near 78. South wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 78 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 62. East southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%.

    Low: 62 °F

    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 62. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 58. Calm wind.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming west southwest around 5 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Calm wind.
Friday
Showers likely and possibly a thunderstorm, mainly after 4pm. Increasing clouds, with a high near 78. South wind 5 to 10 mph. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm. Low around 62. East southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%.
Saturday
Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Saturday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Peotone IL
 41.36°N 87.89°W
Last Update:
8:31 pm CDT Jul 29, 2026
Forecast Valid:
12am CDT Jul 30, 2026-6pm CDT Aug 5, 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