Marine Forecast
Issued 10:30 AM EDT 11 April 2025
Today Tonight and Saturday.
Wind north 15 knots diminishing to northwest 10 near noon then
becoming light near midnight. Wind becoming south 10 Saturday
evening.
Strong wind warning program has ended for the season.
Winds
Issued 10:30 AM EDT 11 April 2025
Today Tonight and Saturday.
Wind north 15 knots diminishing to northwest 10 near noon then
becoming light near midnight. Wind becoming south 10 Saturday
evening.
Strong wind warning program has ended for the season.
Waves
Issued 10:30 AM EDT 11 April 2025
Today Tonight and Saturday.
Waves 0.5 to 1 metre subsiding to 0.5 or less this
afternoon.
Ice ForecastsNorthern Lake HuronIssued 12:00 PM EDT 11 April 2025 Today Tonight and Saturday
Ice Coverage
Open water except 1 tenth thick lake ice near North Channel and in the vicinity of the Straits of Mackinac.
Ice ForecastsNorthern Lake MichiganIssued 12:00 PM EDT 11 April 2025 Today Tonight and Saturday
Ice Coverage
Open water except 2 tenths thick lake ice in the vicinity of the Straits of Mackinac.
Ice ForecastsSouthern Lake MichiganIssued 12:00 PM EDT 11 April 2025 Today Tonight and Saturday
Ice ForecastsGreen BayIssued 12:00 PM EDT 11 April 2025 Today Tonight and Saturday
Ice Coverage
Open water except 2 tenths thick lake ice in Bays de Noc.
No watches or warnings in effect.
Technical Marine SynopsisIssued 10:30 AM EDT 11 April 2025 Today Tonight and Saturday At 10:30 a.m. EDT today ridge located on a line northeast-southwest over northeastern Ontario. By 10:30 a.m. EDT Saturday ridge located on a line northeast-southwest over central Ontario.
At 10:30 a.m. EDT today dissipating trough located on a line northeast-southwest over Lake Ontario.
By 10:30 a.m. EDT Saturday approaching low 1003 mb located over eastern Manitoba.
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