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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Thunderstorm in Vicinity

72°F

22°C

Humidity 100%
Wind Speed S 5 mph
Barometer 29.98 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 19 Aug 2:30 am CDT
Extended Forecast for

3 Miles SE Lemont IL

Flood Watch August 19, 02:45am until August 19, 04:00am
Flood Advisory August 19, 02:45am until August 19, 10:30am
Click here for hazard details and duration
Flood Watch
Flood Advisory
  •  
    Flood Watch August 19, 02:45am until August 19, 04:00am
    Flood Advisory August 19, 02:45am until August 19, 10:30am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly cloudy, with a high near 86. West wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 86 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 69. North wind 5 to 10 mph.

    Low: 69 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. North northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southwest wind around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly cloudy, with a high near 86. West wind 5 to 10 mph becoming north northeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 69. North wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 80. North northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 66. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Sunny, with a high near 80.
Saturday Night
Clear, with a low around 59.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 73.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Lemont IL
 41.63°N 87.96°W
Last Update:
1:06 am CDT Aug 19, 2025
Forecast Valid:
2am CDT Aug 19, 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