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

64°F

18°C

Humidity 78%
Wind Speed SE 5 mph
Barometer 30.04 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 11 Oct 9:35 am CDT
Extended Forecast for

Preston Heights IL

  • Today

    Today: Sunny, with a high near 80. East southeast wind around 5 mph becoming southwest in the afternoon.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 60. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 87. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Southwest wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers after 1am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 70.

    High: 70 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 80. East southeast wind around 5 mph becoming southwest in the afternoon.
Tonight
Increasing clouds, with a low around 60. South wind around 5 mph, with gusts as high as 10 mph.
Columbus Day
Mostly sunny, with a high near 87. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 70. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 84. Southwest wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.
Wednesday Night
A chance of showers after 1am. Mostly cloudy, with a low around 56.
Thursday
Showers likely. Mostly cloudy, with a high near 70.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Preston Heights IL
 41.5°N 88.08°W
Last Update:
9:51 am CDT Oct 11, 2026
Forecast Valid:
9am CDT Oct 11, 2026-6pm CDT Oct 17, 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