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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Overcast

14°F

-10°C

Humidity 73%
Wind Speed W 18 G 26 mph
Barometer 30.11 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 17 Jan 6:50 pm CST
Extended Forecast for

Romeoville IL

  • Tonight

    Tonight: Snow, mainly before 10pm, then a chance of flurries after 11pm. Low around 9. Wind chill values as low as -4. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 9 °F

    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Snow likely, mainly after 5pm. Mostly cloudy, with a high near 20. Wind chill values as low as -5. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 20 °F

    Partly Sunny
    then Snow
    Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly before 8pm. Mostly cloudy, with a low around 2. Wind chill values as low as -17. Blustery, with a southwest wind 15 to 20 mph becoming west northwest 20 to 25 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 2 °F

    Blustery.
    Snow Likely
    then Mostly
    Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny and cold, with a high near 9. Wind chill values as low as -19. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 9 °F

    Cold and
    Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 2. West wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 2 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow, mainly before 10pm, then a chance of flurries after 11pm. Low around 9. Wind chill values as low as -4. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly after 5pm. Mostly cloudy, with a high near 20. Wind chill values as low as -5. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow likely, mainly before 8pm. Mostly cloudy, with a low around 2. Wind chill values as low as -17. Blustery, with a southwest wind 15 to 20 mph becoming west northwest 20 to 25 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
M.L.King Day
Partly sunny and cold, with a high near 9. Wind chill values as low as -19. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 2. West wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 18.
Wednesday
Partly sunny, with a high near 30.
Wednesday Night
Mostly cloudy, with a low around 11.
Thursday
Mostly sunny, with a high near 22.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 27.
Friday Night
Mostly cloudy, with a low around 9.
Saturday
A chance of snow. Mostly cloudy, with a high near 18.
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ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.63°N 88.1°W
Last Update:
5:51 pm CST Jan 17, 2026
Forecast Valid:
7pm CST Jan 17, 2026-6pm CST Jan 24, 2026
 
Forecast Discussion
 
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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