Hazard Report Provided By forecast.weather.gov

Coastal Hazard Message
National Weather Service Chicago IL
315 PM CDT Thu May 21 2026

ILZ006-103-104-220415-
/O.CON.KLOT.BH.S.0001.000000T0000Z-260523T1800Z/
Lake IL-Northern Cook-Central Cook-
315 PM CDT Thu May 21 2026

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SATURDAY
AFTERNOON...

* WHAT...High waves of 3 to 6 feet and dangerous currents
  occuring at Lake Michigan beaches.

* WHERE...Lake IL, Northern Cook and Central Cook Counties.

* WHEN...Through Saturday afternoon.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers. For information on swim
  advisories or bans at Chicago beaches: www. cpdbeaches. com.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
318 PM CDT Thu May 21 2026

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-222030-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
318 PM CDT Thu May 21 2026 /418 PM EDT Thu May 21 2026/

This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.

.DAY ONE...Tonight.

Weather hazards expected...

  High Swim Risk Lake Michigan Beaches.

DISCUSSION...

Large waves and strong currents will result in dangerous swimming
conditions at Lake Michigan beaches.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Friday through Saturday Morning...
  High Swim Risk Illinois Lake Michigan Beaches.
Saturday Night into Sunday...
  Limited Thunderstorm Risk.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

$$

Hazard Report Provided By forecast.weather.gov