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

Hazardous Weather Conditions

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Overcast

33°F

1°C

Humidity 73%
Wind Speed S 9 mph
Barometer 30.04 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 18 Mar 10:35 am CDT
Extended Forecast for

Joliet IL

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 45. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 45 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A 20 percent chance of showers after 3am. Increasing clouds, with a low around 32. West wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 57. Calm wind becoming southeast around 5 mph in the morning.

    High: 57 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. Northeast wind around 5 mph becoming south southwest after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 68. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 68 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 45. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Tonight
A 20 percent chance of showers after 3am. Increasing clouds, with a low around 32. West wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 57. Calm wind becoming southeast around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 40. Northeast wind around 5 mph becoming south southwest after midnight.
Friday
Mostly cloudy, with a high near 68. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly cloudy, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly cloudy, with a high near 45.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Joliet IL
 41.55°N 88.14°W
Last Update:
10:36 am CDT Mar 18, 2026
Forecast Valid:
10am CDT Mar 18, 2026-6pm CDT Mar 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation