Marine Forecast
Issued 06:30 PM EST 20 December 2025
Tonight and Sunday.
Wind southwest 15 knots veering to west 20 near midnight then to
northwest 20 early Sunday morning. Wind diminishing to northwest 15 near noon
Sunday and to light Sunday evening.
Strong wind warning program has ended for the season.
Winds
Issued 06:30 PM EST 20 December 2025
Tonight and Sunday.
Wind southwest 15 knots veering to west 20 near midnight then to
northwest 20 early Sunday morning. Wind diminishing to northwest 15 near noon
Sunday and to light Sunday evening.
Strong wind warning program has ended for the season.
Waves
Issued 06:30 PM EST 20 December 2025
Tonight and Sunday.
Over open water waves 0.5 metres or less subsiding to less than
0.5 Sunday evening.
Ice ForecastsIssued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
No watches or warnings in effect.
Technical Marine SynopsisIssued 6:30 PM EST 20 December 2025 Tonight and Sunday At 6:30 p.m. EST tonight departing ridge located on a line north-south over the Eastern Seaboard.
At 6:30 p.m. EST tonight low 994 mb located northeast of Lake Superior. By 6:30 p.m. EST Sunday low 998 mb located over the Gulf of St. Lawrence.
At 6:30 p.m. EST tonight ridge located on a line northwest-southeast over southern Saskatchewan. By 6:30 p.m. EST Sunday ridge located on a line north-south over western Lake Superior.
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