42°8'N / 87°55'V / Höjd 197 m / 23:39 2026-06-17, America/Chicago (UTC-5)
från: 2026-06-17, 21:55
till: 2026-06-18, 04:00
* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 3 to 5 ft expected. * WHERE...Lake IL, Northern Cook and Central Cook Counties. * WHEN...Through late tonight. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers. For information on swim advisories or bans at Chicago beaches: www. cpdbeaches. com.
Cook,Northern Cook
Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.
NWS Chicago IL
2026-06-17, 21:55