Marine Forecast
Issued 03:00 PM EST 21 November 2025
Tonight and Saturday.
Wind easterly 15 knots veering to southerly 20 early this
evening then increasing to west 20 to 30 early Saturday morning.
Periods of snow or rain ending Saturday morning. Visibility
1 mile or less in precipitation.
Temperatures near plus 1.
Strong wind warning program has ended for the season.
Winds
Issued 03:00 PM EST 21 November 2025
Tonight and Saturday.
Wind easterly 15 knots veering to southerly 20 early this
evening then increasing to west 20 to 30 early Saturday morning.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 PM EST 21 November 2025
Tonight and Saturday.
Seas 1 metre or less building to 1 to 2 this evening and to 2 to
3 Saturday morning.
Weather & Visibility
Issued 03:00 PM EST 21 November 2025
Tonight and Saturday.
Periods of snow or rain ending Saturday morning. Visibility
1 mile or less in precipitation.
Air temperature
Issued 03:00 PM EST 21 November 2025
Tonight and Saturday.
Temperatures near plus 1.
Ice ForecastsIssued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 PM EST 21 November 2025 Tonight and Saturday At 3:00 p.m. EST today dissipating ridge located on a line northwest-southeast over the Quebec Lower North Shore.
At 3:00 p.m. EST today trough located from Hudson Bay to Montréal. By 7:00 p.m. EST Saturday trough located on a line north-south over the Gulf of St. Lawrence.
At 7:00 p.m. EST tonight ridge located on a line north-south over northwestern Ontario. By 7:00 p.m. EST Saturday trough located on a line north-south over southern Quebec.
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