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.

Fog/Mist

36°F

2°C

Humidity 100%
Wind Speed NE 5 mph
Barometer 30.43 in
Dewpoint 36°F (2°C)
Visibility 5.00 mi
Wind Chill32°F (0°C)
Last update 11 Apr 6:45 am CDT
Extended Forecast for

Chicago/Romeoville, Lewis University Airport IL

  • Today

    Today: Patchy fog before 8am. Otherwise, increasing clouds, with a high near 60. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: A chance of showers before 1am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 52. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then scattered showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.

    High: 77 °F

    Breezy.
    Slight Chance
    Showers then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 62. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 62 °F

    Showers and
    Breezy

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83.

    High: 83 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78.

    High: 78 °F

    Showers
    Likely

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, increasing clouds, with a high near 60. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
A chance of showers before 1am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 52. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers, then scattered showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
Sunday Night
Showers and possibly a thunderstorm. Low around 62. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78.
Wednesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 60.
Thursday
A chance of showers. Partly sunny, with a high near 78.
Thursday Night
A chance of showers. Partly cloudy, with a low around 59.
Friday
A chance of showers. Partly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chicago/Romeoville, Lewis University Airport IL
 41.61°N 88.1°W
Last Update:
5:26 am CDT Apr 11, 2026
Forecast Valid:
7am CDT Apr 11, 2026-6pm CDT Apr 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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