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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Fair

93°F

34°C

Humidity 59%
Wind Speed SE 6 mph
Barometer 29.92 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index107°F (42°C)
Last update 3 Sep 3:45 pm CDT
Extended Forecast for

Crystal Lawns IL

Heat Advisory September 3, 03:57pm until September 3, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 3, 03:57pm until September 3, 09:00pm

    NOW until 9:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms, mainly between 9am and 10am. Mostly sunny, with a high near 93. Heat index values as high as 102. South southeast wind around 5 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 93 °F

    Slight Chance
    T-storms then
    Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 72. Southwest wind around 5 mph becoming east after midnight.

    Low: 72 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. Northeast wind 5 to 10 mph.

    High: 88 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 101. South wind around 5 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 73. South wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms, mainly between 9am and 10am. Mostly sunny, with a high near 93. Heat index values as high as 102. South southeast wind around 5 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 72. Southwest wind around 5 mph becoming east after midnight.
Saturday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. Northeast wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 63.
Labor Day
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crystal Lawns IL
 41.57°N 88.17°W
Last Update:
3:01 pm CDT Sep 3, 2026
Forecast Valid:
3pm CDT Sep 3, 2026-6pm CDT Sep 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation