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

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Overcast

43°F

6°C

Humidity 93%
Wind Speed NE 13 G 24 mph
Barometer 30.04 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 31 Mar 10:35 pm CDT
Extended Forecast for

Chicago/Romeoville, Lewis University Airport IL

  • Tonight

    Tonight: A 20 percent chance of showers after 3am. Cloudy, with a low around 38. Northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 38 °F

    Cloudy then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after 3pm. Mostly cloudy, with a high near 48. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 48 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Temperature rising to around 48 by 5am. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 44 °F⇑

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 74. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 90%.

    High: 74 °F

    Showers
    Likely and
    Breezy then
    Showers and
    Windy

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 50. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 50 °F

    Chance
    T-storms and
    Breezy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 51. Chance of precipitation is 90%.

    Low: 51 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 64.

    High: 64 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers after 3am. Cloudy, with a low around 38. Northeast wind around 15 mph, with gusts as high as 25 mph.
Wednesday
A 40 percent chance of showers, mainly after 3pm. Mostly cloudy, with a high near 48. Northeast wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Temperature rising to around 48 by 5am. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm. High near 74. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 90%.
Thursday Night
A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 50. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 72.
Friday Night
Showers and possibly a thunderstorm. Low around 51. Chance of precipitation is 90%.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 50. Breezy.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chicago/Romeoville, Lewis University Airport IL
 41.61°N 88.1°W
Last Update:
9:06 pm CDT Mar 31, 2026
Forecast Valid:
10pm CDT Mar 31, 2026-6pm CDT Apr 7, 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