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

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

A Few Clouds

55°F

13°C

Humidity 67%
Wind Speed SW 15 G 22 mph
Barometer 29.81 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 20 Mar 8:45 am CDT
Extended Forecast for

Chicago/Romeoville, Lewis University Airport IL

  • Today

    Today: Partly sunny, with a high near 70. Southwest wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67. East wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers. Mostly cloudy, with a high near 66. Breezy, with a southwest wind 10 to 20 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph.

    High: 66 °F

    Slight Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 70. Southwest wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly cloudy, with a low around 39. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday
Mostly sunny, with a high near 67. East wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 52. South southwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 66. Breezy, with a southwest wind 10 to 20 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 55.
Wednesday Night
Mostly cloudy, with a low around 44.
Thursday
A chance of showers. Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago/Romeoville, Lewis University Airport IL
 41.61°N 88.1°W
Last Update:
8:46 am CDT Mar 20, 2026
Forecast Valid:
8am CDT Mar 20, 2026-6pm CDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation