海滩危险警报由美国国家气象局马奎特密歇根分部于9月20日东部夏令时上午3:49发布,有效期至9月20日东部夏令时晚上8:00。
* 内容……预计将出现危险游泳状况，原因是海浪活动剧烈和强烈离岸流。* 地点……马凯特县和阿尔杰县。* 时间……从今天上午东部夏令时8点至今晚。…
* WHAT...Dangerous swimming conditions are expected due to high wave action and strong rip currents.
* WHERE...Marquette and Alger Counties.
* WHEN...From 8 AM EDT this morning through this evening.
* IMPACTS...High wave action and dangerous currents will lead to life threatening swimming conditions. Waves in rapid succession can tire swimmers quickly.
* ADDITIONAL DETAILS...Current related fatalities and rescues in the past have occurred due to similar wave conditions at locations listed below:
For Marquette County: Middle Bay north of Presque Isle and at Little Presque Isle.
For Alger County: The Au Train River mouth at Au Train, the exposed regions of Grand Marais Harbor, and Pictured Rocks National Lakeshore.
Affected area: Marquette; Alger