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.

Light Snow

19°F

-7°C

Humidity 73%
Wind Speed W 15 G 25 mph
Barometer 29.98 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 17 Mar 12:55 am CDT
Extended Forecast for

Lemont IL

  • Overnight

    Overnight: Isolated snow showers before 2am, then scattered flurries after 2am. Mostly cloudy, with a low around 12. Wind chill values as low as zero. Northwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 12 °F

    Isolated Snow
    Showers

  • Tuesday

    Tuesday: Increasing clouds, with a high near 23. Wind chill values as low as -1. Northwest wind around 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 23 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow, mainly after 10pm. Low around 22. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 22 °F

    Snow Likely
    then Snow

  • Wednesday

    Wednesday: Snow likely before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 43. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Snow Likely
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 34. West southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 1pm. Partly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Isolated snow showers before 2am, then scattered flurries after 2am. Mostly cloudy, with a low around 12. Wind chill values as low as zero. Northwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday
Increasing clouds, with a high near 23. Wind chill values as low as -1. Northwest wind around 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Snow, mainly after 10pm. Low around 22. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Wednesday
Snow likely before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 43. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 34. West southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Partly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lemont IL
 41.65°N 88.01°W
Last Update:
11:41 pm CDT Mar 16, 2026
Forecast Valid:
1am CDT Mar 17, 2026-6pm CDT Mar 23, 2026
 
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Additional Resources

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Chance of Precipitation