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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

A Few Clouds

86°F

30°C

Humidity 49%
Wind Speed SW 6 G 14 mph
Barometer 30.07 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 14 Jul 3:45 pm CDT
Extended Forecast for

Romeoville IL

  • Tonight

    Tonight: Mostly clear, with a low around 66. West wind around 5 mph becoming calm.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91. Heat index values as high as 97. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 101. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 91 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West southwest wind 5 to 10 mph.

    Low: 70 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 82.

    High: 82 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

  • Friday

    Friday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 66. West wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 91. Heat index values as high as 97. Light south southeast wind becoming south 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 71. South wind around 5 mph, with gusts as high as 15 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 101. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West southwest wind 5 to 10 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 82.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 63.
Friday
Partly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 65.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.63°N 88.1°W
Last Update:
2:56 pm CDT Jul 14, 2025
Forecast Valid:
4pm CDT Jul 14, 2025-6pm CDT Jul 21, 2025
 
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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