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.

Light Snow Fog/Mist

10°F

-12°C

Humidity 92%
Wind Speed N 9 mph
Barometer 30.09 in
Dewpoint 9°F (-13°C)
Visibility 1.50 mi
Wind Chill-3°F (-19°C)
Last update 25 Jan 9:45 am CST
Extended Forecast for

Romeoville IL

Cold Weather Advisory January 26, 12:00am until January 26, 12:00pm
Winter Weather Advisory January 25, 09:54am until January 25, 06:00pm
Click here for hazard details and duration
Cold Weather Advisory
Winter Weather Advisory
  •  
    Winter Weather Advisory January 25, 09:54am until January 25, 06:00pm

    NOW until 6:00pm Sun

    Winter Weather Advisory

  • Today

    High: 15 °F

    Snow Likely

  • Tonight

    Tonight: Partly cloudy, with a low around -2. Wind chill values as low as -18. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: -2 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 9. Wind chill values as low as -20. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 9 °F

    Cold

  • Monday Night

    Monday Night: Increasing clouds, with a low around 4. Wind chill values as low as -13. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 4 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 17. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 17 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 0.

    Low: 0 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 14.

    High: 14 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

Detailed Forecast

Today
Snow likely, mainly before 2pm. Cloudy, with a high near 15. Wind chill values as low as -8. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
Tonight
Partly cloudy, with a low around -2. Wind chill values as low as -18. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny and cold, with a high near 9. Wind chill values as low as -20. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Increasing clouds, with a low around 4. Wind chill values as low as -13. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, with a high near 17. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 0.
Wednesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 14.
Wednesday Night
Partly cloudy, with a low around -1.
Thursday
Mostly sunny, with a high near 14.
Thursday Night
Partly cloudy, with a low around 3.
Friday
Mostly sunny, with a high near 18.
Friday Night
Partly cloudy, with a low around 4.
Saturday
Mostly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.66°N 88.1°W
Last Update:
9:26 am CST Jan 25, 2026
Forecast Valid:
9am CST Jan 25, 2026-6pm CST Jan 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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