41°51'N / 87°47'V / Höjd 187 m / 00:59 2026-09-15, America/Chicago (UTC-5)
från: 2026-09-14, 21:22
till: 2026-09-15, 05:30
* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 5 to 8 feet expected. * WHERE...Lake IL and Northern Cook Counties. * WHEN...Until 7 AM CDT Tuesday. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers.
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
2026-09-14, 21:22från: 2026-09-14, 21:22
till: 2026-09-15, 05:30
* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 3 to 6 feet expected. * WHERE...Central Cook County. * WHEN...Until 7 AM CDT Tuesday. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers.
Cook,Central CookRemain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.NWS Chicago IL2026-09-14, 21:22