Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Fair

71°F

22°C

Humidity 80%
Wind Speed W 5 mph
Barometer 29.90 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 26 Aug 8:15 pm CDT
Extended Forecast for

Chicago Heights IL

  • Tonight

    Tonight: Mostly clear, with a low around 64. West northwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers between 3pm and 4pm.  Mostly sunny, with a high near 82. West northwest wind 5 to 10 mph becoming north northeast in the afternoon.  Chance of precipitation is 20%.

    High: 82 °F

    Sunny then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. Southeast wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 64. West northwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
A slight chance of showers between 3pm and 4pm. Mostly sunny, with a high near 82. West northwest wind 5 to 10 mph becoming north northeast in the afternoon. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 81. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 61. Southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Partly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Partly sunny, with a high near 91.
Monday Night
Mostly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
A chance of showers. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago Heights IL
 41.51°N 87.64°W
7:41 pm CDT Aug 26, 2026
8pm CDT Aug 26, 2026-6pm CDT Sep 2, 2026
 
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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