National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Mostly Cloudy

84°F

29°C

Humidity 69%
Wind Speed N 9 mph
Barometer 30.02 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 4 Sep 11:55 am CDT
Extended Forecast for

Flossmoor ILSimilar City Names

Heat Advisory September 4, 12:14pm until September 4, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 4, 12:14pm until September 4, 10:00pm

    NOW until 10:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 93 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 1am and 4am. Partly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A 10 percent chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 88. Heat index values as high as 96. Northwest wind 5 to 10 mph becoming north northeast in the morning. Winds could gust as high as 15 mph.

    High: 88 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82. East northeast wind 5 to 10 mph.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 63 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Monday Night

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

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 93. Heat index values as high as 103. Northeast wind 5 to 10 mph becoming west. Winds could gust as high as 20 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 1am and 4am. Partly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening.
Saturday
A 10 percent chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 88. Heat index values as high as 96. Northwest wind 5 to 10 mph becoming north northeast in the morning. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 67. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Mostly sunny, with a high near 82. East northeast wind 5 to 10 mph.
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 65.
Tuesday
Partly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 71.
Thursday
Partly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Flossmoor ILSimilar City Names
 41.53°N 87.67°W
Last Update:
11:51 am CDT Sep 4, 2026
Forecast Valid:
12pm CDT Sep 4, 2026-6pm CDT Sep 10, 2026
 
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