Marine Forecast
Issued 10:30 AM EDT 05 April 2026
Today Tonight and Monday.
Wind southwest 25 knots veering to west 20 this evening then
diminishing to southwest 10 early Monday morning. Wind increasing to west 15
Monday afternoon then veering to northwest 15 Monday evening.
Scattered showers ending this evening. Scattered showers
Monday afternoon and evening.
Strong wind warning program has ended for the season.
Winds
Issued 10:30 AM EDT 05 April 2026
Today Tonight and Monday.
Wind southwest 25 knots veering to west 20 this evening then
diminishing to southwest 10 early Monday morning. Wind increasing to west 15
Monday afternoon then veering to northwest 15 Monday evening.
Strong wind warning program has ended for the season.
Waves
Issued 10:30 AM EDT 05 April 2026
Today Tonight and Monday.
Waves 2 metres subsiding to 1 to 1.5 early this evening and to
0.5 or less Monday morning. Waves building to 0.5 to 1 Monday
evening.
Weather & Visibility
Issued 10:30 AM EDT 05 April 2026
Today Tonight and Monday.
Scattered showers ending this evening. Scattered showers
Monday afternoon and evening.
Ice ForecastsIssued 12:00 PM EDT 5 April 2026 Today Tonight and Monday
Ice Coverage
Open water except 8 tenths thick lake ice in the extreme eastern section.
No watches or warnings in effect.
Technical Marine SynopsisIssued 10:30 AM EDT 5 April 2026 Today Tonight and Monday At 10:30 a.m. EDT today departing low 995 mb located over northern Quebec.
At 10:30 a.m. EDT today departing cold front from low located on a line north-south over Montréal.
At 10:30 a.m. EDT today trough located on a line east-west over northwestern Ontario. By 10:30 a.m. EDT Monday low 1016 mb located over southern Lake Superior.
|