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

Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northwestern Gulf Coast from south central Louisiana to the upper Texas coast today. Read More >

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Partly Cloudy

73°F

23°C

Humidity 49%
Wind Speed Calm
Barometer 30.23 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 23 Jul 10:15 am CDT
Extended Forecast for

Olympia Fields IL

  • Today

    Today: Sunny, with a high near 78. East southeast wind around 5 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. East southeast wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

    High: 81 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. South southwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 83. South wind 5 to 10 mph.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 78. East southeast wind around 5 mph.
Tonight
Mostly cloudy, with a low around 59. East southeast wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 60. South southwest wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 83. South wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 72.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 92.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Olympia Fields IL
 41.51°N 87.7°W
Last Update:
9:26 am CDT Jul 23, 2026
Forecast Valid:
10am CDT Jul 23, 2026-6pm CDT Jul 29, 2026
 
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