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

Heat in the Central U.S.; Heavy Rain Possible for South Texas; Monitoring Erin Tropical Impacts

Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Mostly Cloudy

69°F

21°C

Humidity 81%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 15 Aug 5:55 am CDT
Extended Forecast for

Willowbrook IL

  • Today

    Today: Mostly sunny, with a high near 91. South southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South southwest wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 93. Heat index values as high as 104. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 93 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southwest wind around 5 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly sunny, with a high near 91. North northeast wind 5 to 10 mph.

    High: 91 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.

    High: 94 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 90.

    High: 90 °F

    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 91. South southeast wind 5 to 10 mph becoming southwest in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South southwest wind around 5 mph becoming calm in the evening.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 93. Heat index values as high as 104. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southwest wind around 5 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly sunny, with a high near 91. North northeast wind 5 to 10 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Tuesday Night
Mostly cloudy, with a low around 69.
Wednesday
Partly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Willowbrook IL
 41.46°N 87.53°W
Last Update:
5:56 am CDT Aug 15, 2025
Forecast Valid:
6am CDT Aug 15, 2025-6pm CDT Aug 21, 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