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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Partly Cloudy

72°F

22°C

Humidity 83%
Wind Speed SW 10 G 17 mph
Barometer 29.83 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 15 Apr 3:45 pm CDT
Extended Forecast for

Romeoville IL

Flood Watch April 15, 03:53pm until April 16, 01:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 15, 03:53pm until April 16, 01:00am

    NOW until 1:00am Thu

    Flood Watch

  • This Afternoon

    High: 71 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 1am. Low around 60. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms between 3pm and 4pm, then a slight chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 71. West northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. North northwest wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 4pm. Partly sunny, with a high near 80. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then showers after 4am. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 57. Breezy.

    High: 57 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A slight chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 71. Southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms, mainly before 1am. Low around 60. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms between 3pm and 4pm, then a slight chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 71. West northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 51. North northwest wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.
Friday
A 20 percent chance of showers after 4pm. Partly sunny, with a high near 80. South wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
A slight chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then showers after 4am. Low around 48. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 57. Breezy.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.66°N 88.1°W
Last Update:
3:16 pm CDT Apr 15, 2026
Forecast Valid:
3pm CDT Apr 15, 2026-6pm CDT Apr 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