Marine Weather for CN 010

Forecast
ice forecasts for the Great Lakes issued by Environment Canada at 12:00 p.M. EDT Sunday 20 April 2014 for today tonight and Monday. The next scheduled forecasts will be issued at 12:00 p.M. Monday.

Western Lake Superior. Special ice warning in effect. Open water except 9 tenths of very thick lake ice within 20 to 50 miles of the South Shore and 3 tenths of very thick lake ice between the shore and Isle Royale. Consolidated very thick lake ice along most of the southern shore and from Thunder Bay northeastward. Unusual presence of ice over the lake.

Eastern Lake Superior. Ice pressure warning in effect. Special ice warning in effect. 1 tenth of very thick lake ice within 15 miles of the shore northwest of michipicoten island and 9 tenths of very thick lake ice elsewhere. Consolidated very thick lake ice along most of the shore. Strong ice pressure in the pack ice diminishing this afternoon. Unusual presence of ice over the lake.

Whitefish Bay. Consolidated very thick lake ice.

North Channel. Consolidated very thick lake ice.

Northern Georgian Bay. Special ice warning in effect. Open water over the western section. Elsewhere, 9 tenths of thick lake ice including 3 tenths of very thick lake ice. Consolidated thick lake ice along the shore. Unusual presence of ice over the Bay.

Southern Georgian Bay. Special ice warning in effect. Open water over the southwestern section. Elsewhere, 9 tenths of thick lake ice including 3 tenths of very thick lake ice. Consolidated thick lake ice along the Eastern Shore. Unusual presence of ice over the Bay.

Northern Lake Huron. Special ice warning in effect. Open water except isolated strips of very thick lake ice over the western section. 9 tenths of thick lake ice including 3 tenths of very thick lake ice over the extreme eastern section. Consolidated very thick lake ice near The Straits of Mackinac. Unusual presence of ice over the lake.

Southern Lake Huron. Special ice warning in effect. Open water except isolated strips of thick lake ice over the central section. 9 tenths of thick lake ice including 4 tenths of very thick lake ice along the Eastern Shore 15 miles north of Grand Bend. Consolidated thick lake ice along portions of the Eastern Shore. Unusual presence of ice over the Lake.

Lake St. Clair. Open water.

Western Lake Erie. Open water.

Eastern Lake Erie. Special ice warning in effect. Open water east of Long Point Bay and over the southwestern section. Elsewhere, 4 tenths of rotten very thick lake ice except 9 to 10 tenths of rotten very thick lake ice over the extreme eastern section. Unusual presence of ice over the Lake.

Lake Ontario. Special ice warning in effect. Open water except 9 tenths of rotten thick lake ice over the extreme eastern section. 1 tenth of rotten very thick lake ice over the Bay of Quinte. Unusual presence of ice over the eastern section.

Northern Lake Michigan. Special ice warning in effect. 8 tenths of thick lake ice including 4 tenths of very thick lake ice over the northeastern section of the lake. Consolidated very thick lake ice in the northern and eastern sections near The Straits of Mackinac. Unusual presence of ice over the northeastern section of the lake.

Southern Lake Michigan. Special ice warning in effect. Open water except for 1 tenth of thick lake ice south of Grand Haven. Unusual presence of ice south of Grand Haven.

Green Bay. Consolidated very thick lake ice along the western portion and in bays de noc, 9 tenths of thick lake ice in the rest of the Bay except 2 tenths of thick lake ice south of bays de noc.

The Lake Michigan ice description has been prepared by the U.S. National Ice Center.

End

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