* WHAT...North winds 20 to 30 kt with gusts up to 45 kt and waves 8 to 13 ft possible.
* WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI.
* WHEN...From Thursday afternoon through late Thursday night.
* IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility.