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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

59°F

15°C

Humidity 100%
Wind Speed Calm
Barometer 30.11 in (1018.8 mb)
Dewpoint 59°F (15°C)
Visibility 8.00 mi
Last update 28 Aug 4:51 am CDT
Extended Forecast for

Lakemoor IL

  • Today

    Today: Mostly sunny, with a high near 81. Calm wind becoming west southwest around 5 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 60. South southwest wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 3pm. Increasing clouds, with a high near 79. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 86. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers after 1am. Mostly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 81. Calm wind becoming west southwest around 5 mph in the morning.
Tonight
Partly cloudy, with a low around 60. South southwest wind around 5 mph.
Saturday
A 20 percent chance of showers after 3pm. Increasing clouds, with a high near 79. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
A slight chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 86. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 87.
Monday Night
A chance of showers after 1am. Mostly cloudy, with a low around 71.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 69.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lakemoor IL
 42.36°N 88.2°W
Last Update:
1:21 am CDT Aug 28, 2026
Forecast Valid:
5am CDT Aug 28, 2026-6pm CDT Sep 3, 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