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Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

35°F

2°C

Humidity 78%
Wind Speed NE 18 G 33 mph
Barometer 30.23 in (1024.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 1 Apr 12:51 pm CDT
Extended Forecast for

Mc Cullom Lake IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 38. East northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 38 °F

    Mostly Cloudy

  • Tonight

    Tonight: Scattered showers, then showers and possibly a thunderstorm after 10pm. Low around 36. East northeast wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Showers
    Likely then
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 67. Breezy, with an east wind 15 to 20 mph becoming south southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 67 °F

    Showers then
    T-storms and
    Breezy

  • Thursday Night

    Thursday Night: Showers and thunderstorms, mainly before 10pm. Low around 45. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%.

    Low: 45 °F

    Breezy.
    T-storms then
    Scattered
    T-storms

  • Friday

    Friday: Isolated showers and thunderstorms after 1pm. Partly sunny, with a high near 58. West wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 20%.

    High: 58 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 43. Chance of precipitation is 90%.

    Low: 43 °F

    Showers

  • Saturday

    Saturday: Scattered showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 54. Chance of precipitation is 40%.

    High: 54 °F

    Scattered
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 38. East northeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
Scattered showers, then showers and possibly a thunderstorm after 10pm. Low around 36. East northeast wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 67. Breezy, with an east wind 15 to 20 mph becoming south southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday Night
Showers and thunderstorms, mainly before 10pm. Low around 45. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%.
Friday
Isolated showers and thunderstorms after 1pm. Partly sunny, with a high near 58. West wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 20%.
Friday Night
Showers and possibly a thunderstorm. Low around 43. Chance of precipitation is 90%.
Saturday
Scattered showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 54. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 51.
Sunday Night
Mostly clear, with a low around 33.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Cullom Lake IL
 42.36°N 88.29°W
Last Update:
1:21 pm CDT Apr 1, 2026
Forecast Valid:
1pm CDT Apr 1, 2026-6pm CDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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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