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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Mostly Cloudy and Breezy

79°F

26°C

Humidity 65%
Wind Speed S 22 G 32 mph
Barometer 29.83 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Apr 1:45 pm CDT
Extended Forecast for

Romeoville IL

Flood Watch April 17, 03:00pm until April 18, 05:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 81. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph.

    High: 81 °F

    Slight Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then showers likely. Low around 44. South wind around 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 44 °F

    T-storms then
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a steady temperature around 48. Breezy, with a west northwest wind around 20 mph, with gusts as high as 30 mph.

    High: 48 °F

    Breezy.
    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy frost after 2am. Otherwise, mostly clear, with a low around 34. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, mostly sunny, with a high near 51. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 51 °F

    Areas Frost
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 55.

    High: 55 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 81. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph.
Tonight
Showers and thunderstorms before 2am, then showers likely. Low around 44. South wind around 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday
A 30 percent chance of showers, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a steady temperature around 48. Breezy, with a west northwest wind around 20 mph, with gusts as high as 30 mph.
Saturday Night
Patchy frost after 2am. Otherwise, mostly clear, with a low around 34. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 51. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 32.
Monday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Partly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.66°N 88.1°W
Last Update:
1:41 pm CDT Apr 17, 2026
Forecast Valid:
2pm CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation