Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Downers Grove IL

Winter Weather Advisory until January 21, 08:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 21, 08:00am

    NOW until 8:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 22 °F

    Snow

  • Wednesday

    Wednesday: Snow likely with a chance of flurries before 10am, then scattered flurries after 5pm.  Mostly cloudy, with a high near 29. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Snow Likely
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 10pm.  Patchy blowing snow between 9pm and 3am. Mostly cloudy, with a low around 14. Wind chill values as low as zero. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 22. Wind chill values as low as -1. West wind around 15 mph, with gusts as high as 25 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -7. West northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: -7 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near -2.

    High: -2 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -7.

    Low: -7 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy and cold, with a high near 8.

    High: 8 °F

    Cold

Detailed Forecast

Overnight
Snow, mainly after 3am. Low around 22. South wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.
Wednesday
Snow likely with a chance of flurries before 10am, then scattered flurries after 5pm. Mostly cloudy, with a high near 29. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers likely, mainly before 10pm. Patchy blowing snow between 9pm and 3am. Mostly cloudy, with a low around 14. Wind chill values as low as zero. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 22. Wind chill values as low as -1. West wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around -7. West northwest wind around 15 mph, with gusts as high as 30 mph.
Friday
Mostly sunny and cold, with a high near -2.
Friday Night
Mostly cloudy, with a low around -7.
Saturday
Mostly cloudy and cold, with a high near 8.
Saturday Night
Mostly cloudy, with a low around 3.
Sunday
Partly sunny, with a high near 15.
Sunday Night
Mostly cloudy, with a low around 2.
Monday
Mostly sunny, with a high near 17.
Monday Night
Partly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 25.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Downers Grove IL
 41.78°N 88.03°W
12:51 am CST Jan 21, 2026
1am CST Jan 21, 2026-6pm CST Jan 27, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database