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FZUS81 KWBC 151220



GREAT LAKES ICE OUTLOOK



NATIONAL ICE CENTER



0820AM EDT TUE APR 15 2025





Northern Lake Michigan



Open water except 1 tenth thick lake ice in the vicinity of the

Straits of

Mackinac.





Southern Lake Michigan



Ice free.







Green Bay



Open water except 2 tenths thick lake ice in Bays De Noc.