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

Extreme Heat and Excessive Rainfall This Week

A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. Excessive rainfall my bring life-threatening and locally catastrophic flash and urban flooding across portions of southwestern Texas through early Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fair

91°F

33°C

Humidity 42%
Wind Speed Calm
Barometer 30.11 in (1019.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 14 Jul 7:52 pm CDT
Extended Forecast for

Long Grove IL

  • Tonight

    Tonight: Clear, with a low around 74. West wind around 5 mph, with gusts as high as 10 mph.

    Low: 74 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 96. Heat index values as high as 101. West wind around 5 mph becoming northeast in the afternoon.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Widespread smoke, mainly after 2am. Mostly cloudy, with a low around 73. East wind around 5 mph.

    Low: 73 °F

    Partly Cloudy
    then Smoke

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Widespread smoke, mainly before 11am. Partly sunny, with a high near 80. East wind around 5 mph.

    High: 80 °F

    Smoke then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. East wind around 5 mph becoming calm after midnight.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 60%.

    High: 90 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms after 1pm. Sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 74. West wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Mostly sunny and hot, with a high near 96. Heat index values as high as 101. West wind around 5 mph becoming northeast in the afternoon.
Wednesday Night
Widespread smoke, mainly after 2am. Mostly cloudy, with a low around 73. East wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Widespread smoke, mainly before 11am. Partly sunny, with a high near 80. East wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 72. East wind around 5 mph becoming calm after midnight.
Friday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Saturday
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 88.
Monday Night
A chance of showers. Partly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Long Grove IL
 42.2°N 88.01°W
Last Update:
8:06 pm CDT Jul 14, 2026
Forecast Valid:
8pm CDT Jul 14, 2026-6pm CDT Jul 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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