42°21'N / 87°50'W / Altitude 197 m / 01:18 2026/08/02, America/Chicago (UTC-5)
From: 2026/08/01, 22:07
To: 2026/08/02, 06:15
* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 5 to 8 ft expected. * WHERE...Lake IL, Northern Cook and Central Cook Counties. * WHEN...Through Monday morning. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers. For information on swim advisories or bans at Chicago beaches: www. cpdbeaches. com.