Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Partly Cloudy

93°F

34°C

Humidity 54%
Wind Speed Vrbl 7 mph
Barometer 29.96 in (1013.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 1 Sep 1:52 pm CDT
Extended Forecast for

Northbrook IL

Heat Advisory September 1, 02:44pm until September 1, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 1, 02:44pm until September 1, 09:00pm

    NOW until 9:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 95 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 76. Southwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 94. Heat index values as high as 99. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 4am.  Partly cloudy, with a low around 75. Southwest wind 5 to 10 mph.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 10am.  Mostly sunny, with a high near 89. Southwest wind around 5 mph becoming east southeast in the afternoon.  Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Partly sunny and hot, with a high near 95. Heat index values as high as 106. West southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 76. Southwest wind around 5 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 94. Heat index values as high as 99. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 20 percent chance of showers after 4am. Partly cloudy, with a low around 75. Southwest wind 5 to 10 mph.
Thursday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 89. Southwest wind around 5 mph becoming east southeast in the afternoon. Chance of precipitation is 20%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Friday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 86.
Friday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71.
Saturday
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
A chance of showers. Partly sunny, with a high near 83.
Sunday Night
Mostly cloudy, with a low around 67.
Labor Day
Partly sunny, with a high near 80.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Northbrook IL
 42.1°N 87.84°W
2:16 pm CDT Sep 1, 2026
2pm CDT Sep 1, 2026-6pm CDT Sep 7, 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