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.

Partly Cloudy

78°F

26°C

Humidity 48%
Wind Speed NW 12 G 23 mph
Barometer 29.93 in (1012.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 22 Aug 4:51 pm CDT
Extended Forecast for

North Chicago IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 78 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 58. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 58 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. North northwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 58. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 75. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Mostly clear, with a low around 56. North northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly cloudy, with a low around 64.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.
Wednesday Night
A chance of showers before 1am. Partly cloudy, with a low around 64.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 62.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
North Chicago IL
 42.35°N 87.88°W
Last Update:
3:26 pm CDT Aug 22, 2026
Forecast Valid:
5pm CDT Aug 22, 2026-6pm CDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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