Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Mostly Cloudy

79°F

26°C

Humidity 79%
Wind Speed N 12 mph
Barometer 30.03 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 19 Aug 2:45 pm CDT
Extended Forecast for

4 Miles S Naperville IL

Flood Advisory August 19, 03:10pm until August 19, 04:45pm
Click here for hazard details and duration
Flood Advisory
  •  
    Flood Advisory August 19, 03:10pm until August 19, 04:45pm

    NOW until 4:45pm Tue

    Flood Advisory

  • This Afternoon

    High: 80 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 66. North wind 5 to 10 mph.

    Low: 66 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: A 20 percent chance of sprinkles with a slight chance of showers before 1pm.  Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 80. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 80 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 81 °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

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 80. North wind around 10 mph.
Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 66. North wind 5 to 10 mph.
Wednesday
A 20 percent chance of sprinkles with a slight chance of showers before 1pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 80. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 63. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 81. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
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
Mostly sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 72.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Naperville IL
 41.7°N 88.16°W
2:26 pm CDT Aug 19, 2025
3pm CDT Aug 19, 2025-6pm CDT Aug 25, 2025
 
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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