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

69°F

21°C

Humidity 51%
Wind Speed S 7 mph
Barometer 30.18 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 Oct 12:35 pm CDT
Extended Forecast for

Preston Heights IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 71. Southeast wind around 10 mph.

    High: 71 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. South southeast wind 5 to 10 mph.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 74. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 74 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Showers

  • Sunday

    Sunday: A 50 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 59. Breezy.

    High: 59 °F

    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 71. Southeast wind around 10 mph.
Tonight
Partly cloudy, with a low around 55. South southeast wind 5 to 10 mph.
Friday
Partly sunny, with a high near 77. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Showers and possibly a thunderstorm. High near 74. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 80%.
Sunday
A 50 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 59. Breezy.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 66.
Monday Night
A chance of showers after 1am. Partly cloudy, with a low around 49.
Tuesday
A chance of showers. Mostly sunny, with a high near 63.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Preston Heights IL
 41.5°N 88.08°W
Last Update:
10:16 am CDT Oct 16, 2025
Forecast Valid:
12pm CDT Oct 16, 2025-6pm CDT Oct 22, 2025
 
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