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

63°F

17°C

Humidity 100%
Wind Speed SE 3 mph
Barometer 29.87 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 12 Sep 3:35 am CDT
Extended Forecast for

Mokena IL

  • Overnight

    Overnight: Partly cloudy, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86. South southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. West northwest wind around 5 mph becoming north after midnight.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 1pm. Increasing clouds, with a high near 76. North wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 76 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. North wind around 5 mph, with gusts as high as 10 mph.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 64. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 86. South southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 62. West northwest wind around 5 mph becoming north after midnight.
Sunday
A 40 percent chance of showers after 1pm. Increasing clouds, with a high near 76. North wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 53. North wind around 5 mph, with gusts as high as 10 mph.
Monday
Mostly sunny, with a high near 75.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86.
Tuesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 64.
Wednesday
Showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 64.
Thursday
A chance of showers. Mostly cloudy, with a high near 78.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 59.
Friday
A chance of showers. Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mokena IL
 41.54°N 87.88°W
Last Update:
3:06 am CDT Sep 12, 2026
Forecast Valid:
3am CDT Sep 12, 2026-6pm CDT Sep 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