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.

Fair

54°F

12°C

Humidity 58%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 14 May 8:45 am CDT
Extended Forecast for

Homer Glen IL

  • Today

    Today: Sunny, with a high near 69. Calm wind becoming north around 5 mph in the afternoon.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 3am and 5am. Increasing clouds, with a low around 48. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 48 °F

    Mostly Clear
    then Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 74. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 74 °F

    Slight Chance
    Showers then
    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 58. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 81. South southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 83.

    High: 83 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers before 1am. Partly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Breezy.

    High: 85 °F

    Breezy.
    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 69. Calm wind becoming north around 5 mph in the afternoon.
Tonight
A 30 percent chance of showers, mainly between 3am and 5am. Increasing clouds, with a low around 48. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
A 20 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 74. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 58. South wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 81. South southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 83.
Sunday Night
A chance of showers before 1am. Partly cloudy, with a low around 63.
Monday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Breezy.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 65. Breezy.
Tuesday
Showers likely. Partly sunny, with a high near 78. Breezy.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 57.
Wednesday
A chance of showers. Mostly cloudy, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Homer Glen IL
 41.61°N 87.99°W
Last Update:
3:26 am CDT May 14, 2026
Forecast Valid:
8am CDT May 14, 2026-6pm CDT May 20, 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