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.

Overcast

73°F

23°C

Humidity 100%
Wind Speed E 7 mph
Barometer 30.06 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 18 Aug 1:55 am CDT
Extended Forecast for

Crest Hill IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 69. East wind around 5 mph.

    Low: 69 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. Heat index values as high as 96. South wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 88 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 71. South southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Heat index values as high as 98. Southwest wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 87 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. North northeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 69. East wind around 5 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. Heat index values as high as 96. South wind 5 to 10 mph. Chance of precipitation is 40%.
Monday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 71. South southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Heat index values as high as 98. Southwest wind 5 to 10 mph becoming west northwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 68. North northeast wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Sunny, with a high near 82.
Thursday Night
Clear, with a low around 63.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crest Hill IL
 41.57°N 88.11°W
Last Update:
12:56 am CDT Aug 18, 2025
Forecast Valid:
2am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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