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 93%
Wind Speed SW 9 mph
Barometer 30.36 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 11 Jan 10:15 pm CST
Extended Forecast for

3 Miles SE Lemont IL

  • Tonight

    Tonight: Partly cloudy, with a temperature rising to around 28 by 3am. Southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 25 °F⇑

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after noon. Partly sunny, with a high near 48. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 32. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain and snow likely, becoming all snow after noon. Mostly cloudy, with a high near 37. Breezy. Chance of precipitation is 70%.

    High: 37 °F

    Rain/Snow
    Likely then
    Snow Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 16. Blustery.

    Low: 16 °F

    Chance Snow
    and Blustery

  • Thursday

    Thursday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a temperature rising to around 28 by 3am. Southwest wind around 15 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 32. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A 30 percent chance of rain after noon. Partly sunny, with a high near 48. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 32. West wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Rain and snow likely, becoming all snow after noon. Mostly cloudy, with a high near 37. Breezy. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 16. Blustery.
Thursday
Partly sunny, with a high near 27.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Mostly cloudy, with a high near 33.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19.
Saturday
A chance of snow. Mostly cloudy, with a high near 25.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 11.
Sunday
Partly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Lemont IL
 41.65°N 87.96°W
Last Update:
9:41 pm CST Jan 11, 2026
Forecast Valid:
10pm CST Jan 11, 2026-6pm CST Jan 18, 2026
 
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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