41°37'N / 87°51'O / Altitude 213 m / 14:07 31/07/2026, America/Chicago (UTC-5)
De: 31/07/2026, 11:13
Para: 31/07/2026, 19:15
* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 6 to 9 ft expected. * WHERE...Lake IL, Northern Cook and Central Cook Counties. * WHEN...From late tonight 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.
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
31/07/2026, 11:13