Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

A Few Clouds

77°F

25°C

Humidity 89%
Wind Speed S 8 mph
Barometer 29.97 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 2 Sep 2:15 am CDT
Extended Forecast for

4 Miles WSW Orland Park IL

Heat Advisory September 2, 12:00pm until September 2, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Mostly clear, with a low around 74. Southwest wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Heat index values as high as 103. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 90. Heat index values as high as 99. West southwest wind around 5 mph.

    High: 90 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 73. East wind around 5 mph becoming south southeast in the evening.

    Low: 73 °F

    Partly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 85.

    High: 85 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers after 1am.  Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 74. Southwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 93. Heat index values as high as 103. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 75. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. Heat index values as high as 99. West southwest wind around 5 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. East wind around 5 mph becoming south southeast in the evening.
Friday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71.
Saturday
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85.
Saturday Night
A chance of showers after 1am. Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 65.
Labor Day
Partly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 64.
Tuesday
Partly sunny, with a high near 82.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Orland Park IL
 41.61°N 87.93°W
1:21 am CDT Sep 2, 2026
2am CDT Sep 2, 2026-6pm CDT Sep 8, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database