* WHAT...Northwest winds 25 to 35 kt with gusts up to 40 kt and waves 10 to 15 ft expected.
* WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border.
* WHEN...From 10 AM to 10 PM EST Sunday.
* IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.