Gale Watch

* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and waves 6 to 11 ft possible becoming west winds 20 to 30 kts with gusts up to 50 kts and waves 9 to 13 feet possible, highest winds and waves near the Keweenaw Peninsula.

* WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park, Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border.

* WHEN...From Monday evening through Tuesday evening.

* IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility.