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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Thunderstorm

75°F

24°C

Humidity 100%
Wind Speed SE 5 mph
Barometer 29.97 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 18 Aug 7:50 pm CDT
Extended Forecast for

Chicago/Romeoville, Lewis University Airport IL

Flood Watch until August 19, 04:00am
Flood Advisory until August 18, 09:30pm
Flash Flood Warning until August 18, 11:15pm
Severe T-storm Warning until August 18, 08:30pm
Click here for hazard details and duration
Flood Watch
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...
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  •  
    Flood Watch until August 19, 04:00am
    Flood Advisory until August 18, 09:30pm
    Flash Flood Warning until August 18, 11:15pm
    Severe T-storm Warning until August 18, 08:30pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 71 °F

    Heavy Rain

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 86. Southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 86 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 69. North northeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 69 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before midnight. Some of the storms could produce heavy rainfall. Low around 71. South wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 86. Southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 69. North northeast wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Mostly sunny, with a high near 80. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 65. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chicago/Romeoville, Lewis University Airport IL
 41.63°N 88.1°W
Last Update:
8:11 pm CDT Aug 18, 2025
Forecast Valid:
8pm CDT Aug 18, 2025-6pm CDT Aug 25, 2025
 
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