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

78°F

26°C

Humidity 53%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 30 Jul 9:35 am CDT
Extended Forecast for

5 Miles SW Plainfield IL

  • Today

    Today: Sunny, with a high near 84. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 63. South wind around 5 mph becoming calm.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 77. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 40%.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 7pm, then rain and possibly a thunderstorm between 7pm and 4am, then rain after 4am. Some of the storms could produce heavy rainfall. Low around 65. East wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%.

    Low: 65 °F

    Heavy Rain

  • Saturday

    Saturday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 75. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Sunday Night

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

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Calm wind becoming south southwest around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 63. South wind around 5 mph becoming calm.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 77. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 40%.
Friday Night
Showers likely and possibly a thunderstorm before 7pm, then rain and possibly a thunderstorm between 7pm and 4am, then rain after 4am. Some of the storms could produce heavy rainfall. Low around 65. East wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 75. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
A chance of showers. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Plainfield IL
 41.57°N 88.28°W
Last Update:
3:36 am CDT Jul 30, 2026
Forecast Valid:
9am CDT Jul 30, 2026-6pm CDT Aug 5, 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