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

70°F

21°C

Humidity 53%
Wind Speed S 12 G 20 mph
Barometer 30.14 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 10 Oct 9:45 am CDT
Extended Forecast for

Chicago/Romeoville, Lewis University Airport IL

  • Today

    Today: Partly sunny, with a high near 81. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming east around 5 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 59. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 86. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 1am. Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 68.

    High: 68 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 81. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 58. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 78. Calm wind becoming east around 5 mph.
Sunday Night
Increasing clouds, with a low around 59. South wind around 5 mph, with gusts as high as 10 mph.
Columbus Day
Mostly sunny, with a high near 86. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
A chance of showers after 1am. Partly cloudy, with a low around 54.
Wednesday
A chance of showers. Partly sunny, with a high near 68.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 53.
Thursday
Showers likely. Mostly cloudy, with a high near 69.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 50.
Friday
A chance of showers. Partly sunny, with a high near 62.
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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:
5:16 am CDT Oct 10, 2026
Forecast Valid:
9am CDT Oct 10, 2026-6pm CDT Oct 16, 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