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

25°F

-4°C

Humidity 63%
Wind Speed NW 17 G 29 mph
Barometer 30.36 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 22 Feb 5:45 pm CST
Extended Forecast for

Romeoville IL

  • Tonight

    Tonight: Intermittent flurries with isolated snow showers before 9pm, then intermittent flurries after 9pm. Mostly cloudy, with a low around 15. Wind chill values as low as 1. North northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 15 °F

    Isolated Snow
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Intermittent flurries before 8am. Sunny, with a high near 31. Wind chill values as low as -1. North wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 31 °F

    Intermittent
    Flurries

  • Monday Night

    Monday Night: Increasing clouds, with a low around 18. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 18 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 42. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 42 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. West northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Snow Likely

  • Thursday

    Thursday: A chance of snow before noon. Partly sunny, with a high near 37.

    High: 37 °F

    Chance Snow
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Intermittent flurries with isolated snow showers before 9pm, then intermittent flurries after 9pm. Mostly cloudy, with a low around 15. Wind chill values as low as 1. North northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Monday
Intermittent flurries before 8am. Sunny, with a high near 31. Wind chill values as low as -1. North wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Increasing clouds, with a low around 18. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 42. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Tuesday Night
Mostly cloudy, with a low around 25. West northwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 38.
Wednesday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Thursday
A chance of snow before noon. Partly sunny, with a high near 37.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.63°N 88.1°W
Last Update:
6:16 pm CST Feb 22, 2026
Forecast Valid:
6pm CST Feb 22, 2026-6pm CST Mar 1, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation