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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Fair

68°F

20°C

Humidity 49%
Wind Speed SW 13 G 23 mph
Barometer 29.92 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 30 Mar 10:50 am CDT
Extended Forecast for

Chicago/Romeoville, Lewis University Airport IL

  • Today

    Today: Mostly sunny, with a high near 77. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 77 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. South southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 77. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 39. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 39 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 45. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 45 °F

    Slight Chance
    Showers and
    Breezy then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    Showers

  • Thursday

    Thursday: Showers. High near 66. Breezy. Chance of precipitation is 90%.

    High: 66 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers after 1pm. Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 77. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. South southwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday
Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 77. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 39. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 45. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Wednesday Night
Showers. Low around 40. Chance of precipitation is 90%.
Thursday
Showers. High near 66. Breezy. Chance of precipitation is 90%.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 48.
Friday
A chance of showers after 1pm. Mostly cloudy, with a high near 63.
Friday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 45.
Saturday
Showers likely. Mostly cloudy, with a high near 65.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago/Romeoville, Lewis University Airport IL
 41.61°N 88.1°W
Last Update:
10:46 am CDT Mar 30, 2026
Forecast Valid:
11am CDT Mar 30, 2026-6pm CDT Apr 5, 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