Marine Forecast
Issued 03:00 AM EST 06 December 2025
Today Tonight and Sunday.
Wind southwest 20 knots increasing to southwest 25 near noon
then diminishing to northwest 15 this evening. Wind veering to northeast 15
overnight then backing to north 15 Sunday afternoon. Wind increasing to north 20
Sunday evening.
Scattered flurries ending this evening. Flurries Sunday
afternoon and evening. Visibility 1 mile or less in
flurries.
Strong wind warning program has ended for the season.
Winds
Issued 03:00 AM EST 06 December 2025
Today Tonight and Sunday.
Wind southwest 20 knots increasing to southwest 25 near noon
then diminishing to northwest 15 this evening. Wind veering to northeast 15
overnight then backing to north 15 Sunday afternoon. Wind increasing to north 20
Sunday evening.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 AM EST 06 December 2025
Today Tonight and Sunday.
Waves 0.5 to 1 metre building to 1 to 1.5 early this morning then
subsiding to 0.5 to 1 near midnight.
Weather & Visibility
Issued 03:00 AM EST 06 December 2025
Today Tonight and Sunday.
Scattered flurries ending this evening. Flurries Sunday
afternoon and evening. Visibility 1 mile or less in
flurries.
Ice ForecastsIssued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 AM EST 6 December 2025 Today Tonight and Sunday At 3:00 a.m. EST today departing ridge located on a line north-south over eastern Quebec.
At 3:00 a.m. EST today departing cold front located on a line north-south over Sudbury.
At 3:00 a.m. EST today ridge located on a line northwest-southeast over Saskatchewan. By 3:00 a.m. EST Sunday ridge located on a line north-south over Manitoba.
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