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.

A Few Clouds

68°F

20°C

Humidity 83%
Wind Speed S 5 mph
Barometer 30.04 in
Dewpoint 63°F (17°C)
Visibility 8.00 mi
Last update 12 Jun 2:10 am CDT
Extended Forecast for

Romeoville IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 66. Southeast wind around 5 mph.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 86. East northeast wind 5 to 10 mph becoming west southwest in the morning.

    High: 86 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 63. East northeast wind 5 to 10 mph.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 81. Southeast wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Cloudy, with a low around 64. East wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 66. Southeast wind around 5 mph.
Thursday
Partly sunny, with a high near 86. East northeast wind 5 to 10 mph becoming west southwest in the morning.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 63. East northeast wind 5 to 10 mph.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 81. Southeast wind 5 to 10 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Cloudy, with a low around 64. East wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Partly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 85.
Monday Night
A chance of showers. Mostly cloudy, with a low around 64.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 87.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.63°N 88.1°W
Last Update:
2:06 am CDT Jun 12, 2025
Forecast Valid:
2am CDT Jun 12, 2025-6pm CDT Jun 18, 2025
 
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