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.

Fair

27°F

-3°C

Humidity 86%
Wind Speed SW 7 mph
Barometer 29.60 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 25 Feb 5:45 am CST
Extended Forecast for

Chicago/Romeoville, Lewis University Airport IL

  • Today

    Today: Sunny, with a high near 36. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 36 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 22. West northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 15 mph.

    Low: 22 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 43. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. South southwest wind 5 to 10 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon.

    High: 60 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of snow after noon. Mostly cloudy, with a high near 40.

    High: 40 °F

    Partly Sunny
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow after noon. Mostly cloudy, with a high near 33.

    High: 33 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Today
Sunny, with a high near 36. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 22. West northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 15 mph.
Thursday
Mostly sunny, with a high near 43. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 29. South southwest wind 5 to 10 mph.
Friday
Sunny, with a high near 60. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon.
Friday Night
Mostly clear, with a low around 31.
Saturday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
A chance of snow after noon. Mostly cloudy, with a high near 33.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 39.
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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:
3:01 am CST Feb 25, 2026
Forecast Valid:
6am CST Feb 25, 2026-6pm CST Mar 3, 2026
 
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Additional Resources

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Chance of Precipitation