National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Overcast

27°F

-3°C

Humidity 93%
Wind Speed S 10 mph
Barometer 30.02 in
Dewpoint 25°F (-4°C)
Visibility 8.00 mi
Wind Chill18°F (-8°C)
Last update 3 Dec 9:50 am CST
Extended Forecast for

4 Miles SE Lemont IL

  • Today

    Today: A 40 percent chance of snow, mainly before 4pm. Cloudy, with a high near 31. Southwest wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 31 °F

    Slight Chance
    Snow then
    Chance Snow

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 4. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Sunny, with a high near 16. Wind chill values as low as -11. North northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 16 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -2. Wind chill values as low as -12. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: -2 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 24. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 24 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of snow after midnight. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow

Detailed Forecast

Today
A 40 percent chance of snow, mainly before 4pm. Cloudy, with a high near 31. Southwest wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 4. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 16. Wind chill values as low as -11. North northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Partly cloudy, with a low around -2. Wind chill values as low as -12. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
Partly sunny, with a high near 24. Southwest wind around 10 mph, with gusts as high as 20 mph.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 17.
Saturday
Mostly cloudy, with a high near 28.
Saturday Night
A chance of snow after midnight. Mostly cloudy, with a low around 15.
Sunday
A chance of snow. Mostly cloudy, with a high near 29.
Sunday Night
A chance of snow before midnight. Mostly cloudy, with a low around 14.
Monday
Partly sunny, with a high near 25.
Monday Night
A chance of snow. Mostly cloudy, with a low around 17.
Tuesday
Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Lemont IL
 41.63°N 87.93°W
Last Update:
10:06 am CST Dec 3, 2025
Forecast Valid:
10am CST Dec 3, 2025-6pm CST Dec 9, 2025
 
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Additional Resources

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Chance of Precipitation