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.

A Few Clouds

81°F

27°C

Humidity 39%
Wind Speed SW 18 G 30 mph
Barometer 29.77 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 30 Mar 4:45 pm CDT
Extended Forecast for

Mokena IL

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 62. South southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 62 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 76. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    T-storms
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 38. West northwest wind around 15 mph becoming north northeast in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 38 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 46. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 46 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 42. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 42 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 72. Breezy. Chance of precipitation is 90%.

    High: 72 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 52. Breezy. Chance of precipitation is 80%.

    Low: 52 °F

    Showers and
    Breezy

  • Friday

    Friday: A chance of showers after 1pm. Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 62. South southwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday
Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 76. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 38. West northwest wind around 15 mph becoming north northeast in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 46. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 42. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Thursday
Showers and possibly a thunderstorm. High near 72. Breezy. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 52. Breezy. Chance of precipitation is 80%.
Friday
A chance of showers after 1pm. Partly sunny, with a high near 67.
Friday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 49.
Saturday
Showers likely. Mostly cloudy, with a high near 68. Breezy.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 37.
Sunday
Partly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Sunny, with a high near 56.
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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:
4:36 pm CDT Mar 30, 2026
Forecast Valid:
4pm CDT Mar 30, 2026-6pm CDT Apr 6, 2026
 
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