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.

Fair

72°F

22°C

Humidity 88%
Wind Speed S 7 mph
Barometer 30.01 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 9 Sep 3:30 am CDT
Extended Forecast for

Chicago/Romeoville, Lewis University Airport IL

  • Overnight

    Overnight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 70. South southwest wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 70 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm. High near 78. West wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 63. West wind around 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 78. North wind around 5 mph, with gusts as high as 10 mph.

    High: 78 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Northeast wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers before 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers likely, mainly after 5am. Mostly cloudy, with a low around 70. South southwest wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm. High near 78. West wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 63. West wind around 5 mph.
Thursday
Partly sunny, with a high near 78. North wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
Mostly clear, with a low around 53. Northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 61.
Saturday
A chance of showers before 1pm. Partly sunny, with a high near 84.
Saturday Night
Mostly cloudy, with a low around 65.
Sunday
A chance of showers after 1pm. Partly sunny, with a high near 83.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67.
Monday
A chance of showers. Partly sunny, with a high near 88.
Monday Night
Showers likely. Mostly cloudy, with a low around 68.
Tuesday
A chance of showers. Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago/Romeoville, Lewis University Airport IL
 41.61°N 88.1°W
Last Update:
2:56 am CDT Sep 9, 2026
Forecast Valid:
3am CDT Sep 9, 2026-6pm CDT Sep 15, 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