* WHAT...North winds 25 to 35 kt with gusts up to 40 kt and waves 9 to 14 ft expected.
* WHERE...Grand Marais to Whitefish Point MI and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border.
* WHEN...Until 7 AM EST Friday.
* IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.