Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fair

70°F

21°C

Humidity 66%
Wind Speed SE 5 mph
Barometer 30.11 in (1019.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 15 Jun 9:52 am CDT
Extended Forecast for

Northbrook IL

  • Today

    Today: Partly sunny, with a high near 76. East northeast wind 5 to 10 mph.

    High: 76 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm  after midnight.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Light southeast wind becoming east 5 to 10 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. East wind around 5 mph becoming calm  in the evening.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 90. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly after 1am.  Mostly cloudy, with a low around 67. Chance of precipitation is 70%.

    Low: 67 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms likely.  Mostly cloudy, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 76. East northeast wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 81. Light southeast wind becoming east 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 63.
Juneteenth
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 63.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 70.
Saturday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Northbrook IL
 42.13°N 87.86°W
8:42 am CDT Jun 15, 2025
10am CDT Jun 15, 2025-6pm CDT Jun 21, 2025
 
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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