Marine Forecast
Issued 10:30 AM EST 22 February 2025
Today Tonight and Sunday.
Wind southwest 25 knots diminishing to west 15 early this
evening and to southwest 10 late overnight. Wind increasing to southwest 15
Sunday afternoon then backing to south 20 Sunday evening.
Scattered flurries.
Risk of freezing spray late this morning and this
afternoon.
Strong wind warning program has ended for the season.
Winds
Issued 10:30 AM EST 22 February 2025
Today Tonight and Sunday.
Wind southwest 25 knots diminishing to west 15 early this
evening and to southwest 10 late overnight. Wind increasing to southwest 15
Sunday afternoon then backing to south 20 Sunday evening.
Strong wind warning program has ended for the season.
Waves
Issued 10:30 AM EST 22 February 2025
Today Tonight and Sunday.
Over open water waves 2 metres subsiding to 1 this afternoon and
to 0.5 or less early Sunday morning. Waves building to 0.5 to 1 Sunday
evening.
Weather & Visibility
Issued 10:30 AM EST 22 February 2025
Today Tonight and Sunday.
Scattered flurries.
Freezing Spray
Issued 10:30 AM EST 22 February 2025
Today Tonight and Sunday.
Risk of freezing spray late this morning and this
afternoon.
Ice ForecastsNorthern Lake HuronIssued 12:00 PM EST 21 February 2025 Today Tonight and Saturday
Ice Coverage
Open water except 9 tenths thin lake ice including 2 tenths medium lake ice along parts of the shores. Consolidated medium lake ice along parts of the shores.
Ice ForecastsNorthern Lake MichiganIssued 12:00 PM EST 21 February 2025 Today Tonight and Saturday
Ice Coverage
2 tenths thin lake ice except 9 tenths thin lake ice including 4 tenths medium lake ice in the vicinity of Beaver Island. Consolidated thick lake ice along the shore and in the Straits of Mackinac.
Ice ForecastsSouthern Lake MichiganIssued 12:00 PM EST 21 February 2025 Today Tonight and Saturday
Ice Coverage
Open water except 9 tenths thin lake ice including 4 tenths medium lake ice along the shore.
Ice ForecastsGreen BayIssued 12:00 PM EST 20 February 2025 Today Tonight and Friday
Ice Coverage
Consolidated thick lake ice.
No watches or warnings in effect.
Technical Marine SynopsisIssued 10:30 AM EST 22 February 2025 Today Tonight and Sunday At 10:30 a.m. EST today quasi-stationary high 1037 mb located over West Virginia.
At 10:30 a.m. EST today trough located on a line northeast-southwest over Lake Superior. By 10:30 a.m. EST Sunday trough located on a line northeast-southwest over the Gulf of St. Lawrence.
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