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Hazardous Weather Conditions

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Mostly Cloudy

47°F

8°C

Humidity 72%
Wind Speed NE 8 mph
Barometer 30.04 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 1 May 9:15 am CDT
Extended Forecast for

Joliet IL

Frost Advisory May 2, 01:00am until May 2, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Today

    Today: A 20 percent chance of showers after 3pm. Partly sunny, with a high near 52. North wind around 10 mph, with gusts as high as 20 mph.

    High: 52 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A 10 percent chance of showers before 7pm. Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 35. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 35 °F

    Slight Chance
    Showers then
    Frost

  • Saturday

    Saturday: Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 56. Light north northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 56 °F

    Frost then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39. Northwest wind 5 to 10 mph becoming south in the evening.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 65. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 65 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 49. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 61.

    High: 61 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers after 3pm. Partly sunny, with a high near 52. North wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 10 percent chance of showers before 7pm. Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 35. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Saturday
Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 56. Light north northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 39. Northwest wind 5 to 10 mph becoming south in the evening.
Sunday
A slight chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 65. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 49. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
Tuesday
A chance of showers. Partly sunny, with a high near 61.
Tuesday Night
A chance of showers before 1am. Mostly cloudy, with a low around 43.
Wednesday
A chance of showers. Partly sunny, with a high near 59.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Joliet IL
 41.55°N 88.14°W
Last Update:
4:06 am CDT May 1, 2026
Forecast Valid:
9am CDT May 1, 2026-6pm CDT May 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation