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 Haze

18°F

-8°C

Humidity 79%
Wind Speed NW 13 G 20 mph
Barometer 30.41 in
Dewpoint 12°F (-11°C)
Visibility 7.00 mi
Wind Chill5°F (-15°C)
Last update 31 Jan 9:45 am CST
Extended Forecast for

Romeoville IL

  • Today

    Today: Scattered flurries before 1pm. Partly sunny, with a high near 25. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 25 °F

    Scattered
    Flurries

  • Tonight

    Tonight: Partly cloudy, with a low around 6. North northwest wind around 5 mph becoming southwest after midnight.

    Low: 6 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 26. Wind chill values as low as -1. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 26 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 18. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 18 °F

    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 30. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 30 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow. Mostly cloudy, with a high near 28.

    High: 28 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

Detailed Forecast

Today
Scattered flurries before 1pm. Partly sunny, with a high near 25. North wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 6. North northwest wind around 5 mph becoming southwest after midnight.
Sunday
Partly sunny, with a high near 26. Wind chill values as low as -1. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 18. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Mostly cloudy, with a high near 30. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 14.
Wednesday
Partly sunny, with a high near 27.
Wednesday Night
Partly cloudy, with a low around 10.
Thursday
Partly sunny, with a high near 29.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 23.
Friday
A chance of snow. Mostly cloudy, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.66°N 88.1°W
Last Update:
9:35 am CST Jan 31, 2026
Forecast Valid:
10am CST Jan 31, 2026-6pm CST Feb 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation