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

25°F

-4°C

Humidity 69%
Wind Speed NE 8 mph
Barometer 30.40 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 1 Mar 5:50 am CST
Extended Forecast for

Chicago/Romeoville, Lewis University Airport IL

  • Today

    Today: Increasing clouds, with a high near 34. East northeast wind around 10 mph, with gusts as high as 15 mph.

    High: 34 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 44. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 44 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of showers after midnight. Cloudy, with a low around 35. East southeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers. High near 45. East wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.

    High: 45 °F

    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon. Cloudy, with a high near 51. Chance of precipitation is 50%.

    High: 51 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers. Cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance
    Showers

Detailed Forecast

Today
Increasing clouds, with a high near 34. East northeast wind around 10 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a low around 24. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Partly sunny, with a high near 44. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
A 50 percent chance of showers after midnight. Cloudy, with a low around 35. East southeast wind around 5 mph, with gusts as high as 10 mph.
Tuesday
Showers. High near 45. East wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 38.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Cloudy, with a high near 51. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Cloudy, with a low around 44.
Thursday
A chance of showers. Mostly cloudy, with a high near 57.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 46.
Friday
Showers likely. Cloudy, with a high near 66.
Friday Night
Showers likely. Mostly cloudy, with a low around 46.
Saturday
A chance of showers. Mostly cloudy, with a high near 58.
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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:
6:46 am CST Mar 1, 2026
Forecast Valid:
6am CST Mar 1, 2026-6pm CST Mar 7, 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