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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Fair

9°F

-13°C

Humidity 66%
Wind Speed W 9 mph
Barometer 30.40 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 20 Jan 8:52 am CST
Extended Forecast for

Romeoville IL

  • Today

    Today: Increasing clouds, with a high near 22. Wind chill values as low as -4. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 22 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow likely, mainly after 3am. Cloudy, with a temperature rising to around 25 by 4am. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 20 °F⇑

    Slight Chance
    Snow then
    Snow Likely

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before 9am. Partly sunny, with a high near 30. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 30 °F

    Chance Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Snow showers likely before midnight. Patchy blowing snow between 9pm and 3am. Mostly cloudy, with a low around 14. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 14 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 22. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -6.

    Low: -6 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 1.

    High: 1 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -7.

    Low: -7 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy and cold, with a high near 8.

    High: 8 °F

    Cold

Detailed Forecast

Today
Increasing clouds, with a high near 22. Wind chill values as low as -4. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Snow likely, mainly after 3am. Cloudy, with a temperature rising to around 25 by 4am. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Wednesday
A 30 percent chance of snow, mainly before 9am. Partly sunny, with a high near 30. West wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Snow showers likely before midnight. Patchy blowing snow between 9pm and 3am. Mostly cloudy, with a low around 14. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Mostly sunny, with a high near 22. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around -6.
Friday
Mostly sunny and cold, with a high near 1.
Friday Night
Mostly cloudy, with a low around -7.
Saturday
Mostly cloudy and cold, with a high near 8.
Saturday Night
A chance of snow before midnight. Mostly cloudy, with a low around 0.
Sunday
Mostly sunny, with a high near 18.
Sunday Night
Partly cloudy, with a low around 2.
Monday
Sunny, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.63°N 88.07°W
Last Update:
8:51 am CST Jan 20, 2026
Forecast Valid:
9am CST Jan 20, 2026-6pm CST Jan 26, 2026
 
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Additional Resources

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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