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.

Partly Cloudy and Breezy

37°F

3°C

Humidity 48%
Wind Speed S 21 mph
Barometer 29.53 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 24 Feb 4:45 pm CST
Extended Forecast for

4 Miles SE Lemont IL

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 25. Southwest wind 10 to 15 mph becoming west northwest in the evening. Winds could gust as high as 20 mph.

    Low: 25 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Sunny, with a high near 35. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 35 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 22. West northwest wind around 5 mph becoming north after midnight.

    Low: 22 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 42. North wind around 5 mph becoming south in the morning. Winds could gust as high as 10 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. South southwest wind 5 to 10 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of snow after noon. Partly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy during the early evening, then gradual clearing, with a low around 25. Southwest wind 10 to 15 mph becoming west northwest in the evening. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 35. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 22. West northwest wind around 5 mph becoming north after midnight.
Thursday
Mostly sunny, with a high near 42. North wind around 5 mph becoming south in the morning. Winds could gust as high as 10 mph.
Thursday Night
Mostly clear, with a low around 28. South southwest wind 5 to 10 mph.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 32.
Saturday
A chance of snow after noon. Partly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
A chance of snow after noon. Partly sunny, 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
A chance of snow. Mostly cloudy, with a low around 25.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Lemont IL
 41.63°N 87.93°W
Last Update:
5:01 pm CST Feb 24, 2026
Forecast Valid:
5pm CST Feb 24, 2026-6pm CST Mar 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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