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.

Fair

68°F

20°C

Humidity 94%
Wind Speed SW 10 G 16 mph
Barometer 29.45 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 18 Jun 12:55 am CDT
Extended Forecast for

Romeoville IL

  • Overnight

    Overnight: Mostly clear, with a low around 60. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 72. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 72 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. West wind 5 to 10 mph.

    Low: 54 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 76. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58. West southwest wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74.

    High: 74 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 60. West wind around 15 mph, with gusts as high as 25 mph.
Thursday
Partly sunny, with a high near 72. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 54. West wind 5 to 10 mph.
Juneteenth
Sunny, with a high near 76. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58. West southwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 59.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.63°N 88.1°W
Last Update:
12:40 am CDT Jun 18, 2026
Forecast Valid:
1am CDT Jun 18, 2026-6pm CDT Jun 24, 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