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

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

63°F

17°C

Humidity 90%
Wind Speed Calm
Barometer 29.95 in (1013.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 18 Sep 8:51 pm CDT
Extended Forecast for

Round Lake Heights IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. East southeast wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87. Calm wind becoming south southwest around 5 mph in the morning.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 64. Southeast wind 5 to 10 mph.

    Low: 64 °F

    Mostly Clear
    then Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny, with a high near 84. South southwest wind around 5 mph.

    High: 84 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. North northwest wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 1pm. Partly sunny, with a high near 80.

    High: 80 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. East southeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 87. Calm wind becoming south southwest around 5 mph in the morning.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 64. Southeast wind 5 to 10 mph.
Friday
A 40 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny, with a high near 84. South southwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 57. North northwest wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 62.
Sunday
A chance of showers after 1pm. Partly sunny, with a high near 80.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 60.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Tuesday
A chance of showers. Partly sunny, with a high near 73.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Round Lake Heights IL
 42.38°N 88.11°W
Last Update:
7:27 pm CDT Sep 18, 2024
Forecast Valid:
9pm CDT Sep 18, 2024-6pm CDT Sep 25, 2024
 
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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