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.

A Few Clouds

77°F

25°C

Humidity 74%
Wind Speed NE 13 mph
Barometer 29.93 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Aug 5:45 pm CDT
Extended Forecast for

Crystal Lawns IL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 61. East northeast wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the morning.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. East wind around 5 mph becoming calm.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 63. Southwest wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 61. East northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 58. East wind around 5 mph becoming calm.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 63. Southwest wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crystal Lawns IL
 41.57°N 88.17°W
Last Update:
4:51 pm CDT Aug 19, 2026
Forecast Valid:
6pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation