National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

A Few Clouds

59°F

15°C

Humidity 55%
Wind Speed SE 12 mph
Barometer 30.06 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 16 Oct 10:30 pm CDT
Extended Forecast for

3 Miles SSE Naperville IL

  • Tonight

    Tonight: Partly cloudy, with a low around 55. South southeast wind 5 to 10 mph.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 75. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 61. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 73. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 73 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 50. South southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

    Low: 50 °F

    Showers

  • Sunday

    Sunday: A 40 percent chance of showers before 1pm. Partly sunny, with a high near 58. Breezy.

    High: 58 °F

    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers. Partly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. South southeast wind 5 to 10 mph.
Friday
Partly sunny, with a high near 75. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 61. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Saturday
Showers and possibly a thunderstorm. High near 73. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 50. South southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Sunday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 58. Breezy.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 66.
Monday Night
A chance of showers. Partly cloudy, with a low around 47.
Tuesday
A chance of showers. Partly sunny, with a high near 56.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Naperville IL
 41.72°N 88.13°W
Last Update:
9:16 pm CDT Oct 16, 2025
Forecast Valid:
10pm CDT Oct 16, 2025-6pm CDT Oct 23, 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