Issued by the National Weather Service and archived by Claims Pages
EXPIRED8/28/2025 10:36:00 AM (UTC)Urgency: ExpectedSeverity: ModerateCertainty: Likely
8/28/2025 10:36:00 AM until 8/28/2025 6:45:00 PM
Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.
* WHAT...High wave action and dangerous currents expected at Lake
Michigan beaches. Waves up to 8 ft expected.
* WHERE...Lake IL, Northern Cook and Central Cook Counties.
* WHEN...Through Friday 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.