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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Rain Fog/Mist

75°F

24°C

Humidity 100%
Wind Speed W 7 mph
Barometer 29.78 in
Dewpoint 75°F (24°C)
Visibility 2.00 mi
Last update 18 Jun 1:45 pm CDT
Extended Forecast for

4 Miles SW Naperville IL

Flood Watch until June 18, 08:00pm
Tornado Watch until June 18, 07:00pm
Click here for hazard details and duration
Flood Watch
Tornado Watch
  •  
    Flood Watch until June 18, 08:00pm
    Tornado Watch until June 18, 07:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 77 °F

    Heavy Rain

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then a slight chance of showers after 4am. Low around 62. West northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 62 °F

    T-storms then
    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 83. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 83 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Southwest wind 5 to 10 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 87. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 95. Breezy.

    High: 95 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Showers and thunderstorms. Some of the storms could produce heavy rainfall. High near 77. South southeast wind 5 to 10 mph becoming north northeast. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms before 1am, then a slight chance of showers after 4am. Low around 62. West northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Juneteenth
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 83. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 63. Southwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 87. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 72.
Saturday
Sunny and hot, with a high near 95. Breezy.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny and hot, with a high near 96.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 95.
Monday Night
Mostly clear, with a low around 73.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Naperville IL
 41.73°N 88.21°W
Last Update:
12:06 pm CDT Jun 18, 2025
Forecast Valid:
2pm CDT Jun 18, 2025-6pm CDT Jun 24, 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