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.

Overcast

9°F

-13°C

Humidity 66%
Wind Speed SW 16 G 25 mph
Barometer 30.04 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-8°F (-22°C)
Last update 26 Jan 11:55 pm CST
Extended Forecast for

Romeoville IL

  • Overnight

    Overnight: A 20 percent chance of snow showers before 2am. Areas of blowing snow. Mostly cloudy, with a temperature rising to around 11 by 4am. Wind chill values as low as -11. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 8 °F⇑

    Slight Chance
    Snow Showers
    and Areas
    Blowing Snow

  • Tuesday

    Tuesday: A chance of flurries after noon. Areas of blowing snow. Partly sunny, with a high near 14. Wind chill values as low as -6. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 14 °F

    Chance
    Flurries and
    Areas Blowing
    Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 1. Wind chill values as low as -13. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 16. Wind chill values as low as -13. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 16 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 1. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 1 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 13.

    High: 13 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: Mostly sunny, with a high near 15.

    High: 15 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow showers before 2am. Areas of blowing snow. Mostly cloudy, with a temperature rising to around 11 by 4am. Wind chill values as low as -11. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
A chance of flurries after noon. Areas of blowing snow. Partly sunny, with a high near 14. Wind chill values as low as -6. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 1. Wind chill values as low as -13. West wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Partly sunny, with a high near 16. Wind chill values as low as -13. West wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 1. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Mostly sunny, with a high near 13.
Thursday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 1.
Friday
Mostly sunny, with a high near 15.
Friday Night
Partly cloudy, with a low around 6.
Saturday
Mostly sunny, with a high near 22.
Saturday Night
Partly cloudy, with a low around 6.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
Mostly cloudy, with a low around 14.
Monday
Mostly cloudy, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.66°N 88.1°W
Last Update:
11:46 pm CST Jan 26, 2026
Forecast Valid:
12am CST Jan 27, 2026-6pm CST Feb 2, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation