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.

Overcast

61°F

16°C

Humidity 83%
Wind Speed NE 9 mph
Barometer 30.16 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Oct 1:15 am CDT
Extended Forecast for

Darien IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 57. East northeast wind 5 to 10 mph.

    Low: 57 °F

    Mostly Cloudy

  • Thursday

    Thursday: Patchy drizzle with scattered showers before 10am, then showers with patchy drizzle, mainly after 10am. High near 66. East southeast wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely with patchy drizzle before 10pm, then patchy drizzle with scattered showers between 10pm and 1am. Cloudy, with a low around 50. South southeast wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Showers
    Likely then
    Scattered
    Showers

  • Friday

    Friday: Scattered showers after 10am. Mostly cloudy, with a high near 52. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.

    High: 52 °F

    Scattered
    Showers and
    Breezy

  • Friday Night

    Friday Night: Isolated showers before 1am. Partly cloudy, with a low around 38. North wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Isolated
    Showers

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 57. East northeast wind 5 to 10 mph.
Thursday
Patchy drizzle with scattered showers before 10am, then showers with patchy drizzle, mainly after 10am. High near 66. East southeast wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers likely with patchy drizzle before 10pm, then patchy drizzle with scattered showers between 10pm and 1am. Cloudy, with a low around 50. South southeast wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Scattered showers after 10am. Mostly cloudy, with a high near 52. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
Friday Night
Isolated showers before 1am. Partly cloudy, with a low around 38. North wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 56.
Saturday Night
Clear, with a low around 41.
Sunday
Sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 43.
Monday
Mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Darien IL
 41.74°N 87.98°W
Last Update:
1:21 am CDT Oct 15, 2026
Forecast Valid:
1am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
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