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

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

68°F

20°C

Humidity 93%
Wind Speed N 10 G 22 mph
Barometer 29.87 in (1010.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 2 Aug 8:51 am CDT
Extended Forecast for

Grandwood Park IL

  • Today

    Today: Partly sunny, with a high near 75. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77. Calm wind becoming east around 5 mph in the morning.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. East wind around 5 mph becoming calm.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. South southwest wind 5 to 10 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers before 1pm. Mostly cloudy, with a high near 77.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 75. North northeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 58. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 77. Calm wind becoming east around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 58. East wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 82. South southwest wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59.
Thursday
A chance of showers before 1pm. Mostly cloudy, with a high near 77.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly cloudy, with a low around 63.
Saturday
Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grandwood Park IL
 42.39°N 87.99°W
Last Update:
2:46 am CDT Aug 2, 2026
Forecast Valid:
8am CDT Aug 2, 2026-6pm CDT Aug 8, 2026
 
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