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

39°F

4°C

Humidity 56%
Wind Speed SE 5 mph
Barometer 30.30 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 12 Feb 11:45 am CST
Extended Forecast for

Chicago/Romeoville, Lewis University Airport IL

  • This Afternoon

    This Afternoon: Mostly cloudy, then gradually becoming sunny, with a high near 43. East southeast wind around 5 mph.

    High: 43 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 28. East wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. Southwest wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly cloudy, with a high near 53. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 53 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, then gradually becoming sunny, with a high near 43. East southeast wind around 5 mph.
Tonight
Mostly clear, with a low around 28. East wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 50. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 30. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 53. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 35.
Sunday
Sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 31.
Washington's Birthday
Partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Mostly cloudy, with a high near 57.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Wednesday
A chance of rain. Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chicago/Romeoville, Lewis University Airport IL
 41.61°N 88.1°W
Last Update:
11:41 am CST Feb 12, 2026
Forecast Valid:
12pm CST Feb 12, 2026-6pm CST Feb 18, 2026
 
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Additional Resources

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Chance of Precipitation