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.

Overcast

23°F

-5°C

Humidity 93%
Wind Speed S 17 G 23 mph
Barometer 30.00 in
Dewpoint 21°F (-6°C)
Visibility 9.00 mi
Wind Chill9°F (-13°C)
Last update 3 Dec 2:15 am CST
Extended Forecast for

Mokena IL

  • Overnight

    Overnight: Patchy blowing snow. Cloudy, with a low around 20. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Patchy
    Blowing Snow

  • Wednesday

    Wednesday: A 40 percent chance of snow, mainly before 4pm. Patchy blowing snow before 9am. Cloudy, with a high near 32. South southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 32 °F

    Patchy
    Blowing Snow
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: Cloudy during the early evening, then gradual clearing, with a low around 3. Wind chill values as low as -11. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 3 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Sunny, with a high near 16. Wind chill values as low as -11. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 16 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -3. South wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: -3 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 27.

    High: 27 °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

Detailed Forecast

Overnight
Patchy blowing snow. Cloudy, with a low around 20. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of snow, mainly before 4pm. Patchy blowing snow before 9am. Cloudy, with a high near 32. South southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Cloudy during the early evening, then gradual clearing, with a low around 3. Wind chill values as low as -11. 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. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around -3. South wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
Partly sunny, with a high near 24.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16.
Saturday
Mostly cloudy, with a high near 27.
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 28.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 25.
Monday Night
A chance of snow. Mostly cloudy, with a low around 16.
Tuesday
Mostly cloudy, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mokena IL
 41.52°N 87.88°W
Last Update:
1:26 am CST Dec 3, 2025
Forecast Valid:
2am CST Dec 3, 2025-6pm CST Dec 9, 2025
 
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