National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Fair

39°F

4°C

Humidity 81%
Wind Speed Vrbl 3 mph
Barometer 30.30 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 4 Nov 7:47 am CST
Extended Forecast for

Romeoville IL

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 63. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 63 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 51. South southeast wind 10 to 15 mph becoming west southwest after midnight. Winds could gust as high as 25 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 60. Breezy, with a west southwest wind 10 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 35 mph.

    High: 60 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. Northwest wind 5 to 10 mph becoming light in the evening.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 57. Light and variable wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 57 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain before midnight, then rain likely and possibly a thunderstorm between midnight and 3am, then rain likely after 3am. Cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Slight Chance
    Rain then
    Rain Likely

  • Friday

    Friday: A 40 percent chance of rain before noon. Partly sunny, with a high near 61.

    High: 61 °F

    Chance Rain
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain after noon. Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 63. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 51. South southeast wind 10 to 15 mph becoming west southwest after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 60. Breezy, with a west southwest wind 10 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 35 mph.
Wednesday Night
Mostly clear, with a low around 34. Northwest wind 5 to 10 mph becoming light in the evening.
Thursday
Mostly sunny, with a high near 57. Light and variable wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Thursday Night
A slight chance of rain before midnight, then rain likely and possibly a thunderstorm between midnight and 3am, then rain likely after 3am. Cloudy, with a low around 48. Chance of precipitation is 70%.
Friday
A 40 percent chance of rain before noon. Partly sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 38.
Saturday
A chance of rain after noon. Partly sunny, with a high near 51.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.65°N 88.07°W
Last Update:
8:06 am CST Nov 4, 2025
Forecast Valid:
8am CST Nov 4, 2025-6pm CST Nov 10, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation