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

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Mostly Cloudy

66°F

19°C

Humidity 78%
Wind Speed W 18 G 26 mph
Barometer 29.67 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 18 Jun 8:45 am CDT
Extended Forecast for

4 Miles SE Lemont IL

  • Today

    Today: Partly sunny, with a high near 72. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. West wind around 5 mph.

    Low: 55 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 76. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58. West southwest wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 79. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Showers
    Likely

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 72. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 55. West wind around 5 mph.
Juneteenth
Sunny, with a high near 76. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58. West southwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 79. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 59.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Sunday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Lemont IL
 41.63°N 87.93°W
Last Update:
6:16 am CDT Jun 18, 2026
Forecast Valid:
9am CDT Jun 18, 2026-6pm CDT Jun 24, 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