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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Chicago, Chicago-O'Hare International Airport (KORD)

Lat: 41.98°NLon: 87.9°WElev: 666ft.

Mostly Cloudy

69°F

21°C

Humidity 78%
Wind Speed Calm
Barometer 30.09 in (1018.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 28 Aug 3:51 am CDT
Extended Forecast for

River Grove IL

  • Today

    Today: Mostly sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the morning.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. South southwest wind around 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 82. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 82 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 69. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 87. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.

    Low: 74 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the morning.
Tonight
Partly cloudy, with a low around 65. South southwest wind around 5 mph.
Saturday
Increasing clouds, with a high near 82. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 69. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 87. South southwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Monday
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
A chance of showers after 1am. Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
River Grove IL
 41.93°N 87.85°W
Last Update:
1:21 am CDT Aug 28, 2026
Forecast Valid:
4am CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation