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.

Partly Cloudy

50°F

10°C

Humidity 30%
Wind Speed NW 9 G 25 mph
Barometer 30.05 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 25 Mar 1:45 pm CDT
Extended Forecast for

Naperville IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 54. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 30. North northwest wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 54. North wind 5 to 10 mph becoming east in the morning.

    High: 54 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34. South southwest wind around 5 mph.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 54. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 54 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Partly sunny, with a high near 76. Breezy. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers after 1am. Mostly cloudy, with a low around 56. Breezy.

    Low: 56 °F

    Partly Cloudy
    and Breezy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely. Mostly cloudy, with a high near 69.

    High: 69 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 54. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 30. North northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 54. North wind 5 to 10 mph becoming east in the morning.
Wednesday Night
Partly cloudy, with a low around 34. South southwest wind around 5 mph.
Thursday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 54. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Partly sunny, with a high near 76. Breezy. Chance of precipitation is 40%.
Friday Night
A chance of showers after 1am. Mostly cloudy, with a low around 56. Breezy.
Saturday
Showers likely. Mostly cloudy, with a high near 69.
Saturday Night
Showers. Mostly cloudy, with a low around 51.
Sunday
Showers likely. Mostly cloudy, with a high near 62.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 33.
Monday
A chance of showers. Partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Naperville IL
 41.74°N 88.15°W
Last Update:
1:41 pm CDT Mar 25, 2025
Forecast Valid:
1pm CDT Mar 25, 2025-6pm CDT Mar 31, 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