Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

67°F

19°C

Humidity 87%
Wind Speed NE 9 mph
Barometer 30.31 in (1025.7 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 16 Sep 9:51 am CDT
Extended Forecast for

2 Miles ESE Waukegan IL

  • Today

    Today: Isolated showers after 4pm.  Mostly cloudy, with a high near 68. North northeast wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 20%.

    High: 68 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Tonight

    Tonight: Isolated showers, then scattered showers and thunderstorms after 1am.  Mostly cloudy, with a low around 63. North northeast wind 5 to 10 mph becoming light east northeast  in the evening. Winds could gust as high as 15 mph.  Chance of precipitation is 40%.

    Low: 63 °F

    Scattered
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers, mainly before 10am.  Mostly cloudy, with a high near 73. West northwest wind around 5 mph becoming north northeast in the afternoon.

    High: 73 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 61. North northeast wind around 5 mph.

    Low: 61 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 1pm.  Partly sunny, with a high near 72. East wind 10 to 15 mph.

    High: 72 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am.  Low around 62. Chance of precipitation is 80%.

    Low: 62 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm.  High near 77. Chance of precipitation is 90%.

    High: 77 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am.  Cloudy, with a low around 61.

    Low: 61 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers.  Cloudy, with a high near 70.

    High: 70 °F

    Chance
    Showers

Detailed Forecast

Today
Isolated showers after 4pm. Mostly cloudy, with a high near 68. North northeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tonight
Isolated showers, then scattered showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. North northeast wind 5 to 10 mph becoming light east northeast in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 40%.
Thursday
A 40 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 73. West northwest wind around 5 mph becoming north northeast in the afternoon.
Thursday Night
Mostly cloudy, with a low around 61. North northeast wind around 5 mph.
Friday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 72. East wind 10 to 15 mph.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 62. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. High near 77. Chance of precipitation is 90%.
Saturday Night
Showers likely, mainly before 1am. Cloudy, with a low around 61.
Sunday
A chance of showers. Cloudy, with a high near 70.
Sunday Night
A chance of showers. Cloudy, with a low around 60.
Monday
A chance of showers. Mostly cloudy, with a high near 69.
Monday Night
A chance of showers. Mostly cloudy, with a low around 59.
Tuesday
A chance of showers. Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Waukegan IL
 42.37°N 87.85°W
9:31 am CDT Sep 16, 2026
10am CDT Sep 16, 2026-6pm CDT Sep 22, 2026
 
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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