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Fundy

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 20 May 2026

Today Tonight and Thursday.

Strong wind warning in effect.

Wind southwest 15 knots increasing to southwest 20 to 25 early this afternoon then veering to northwest 20 this evening. Wind diminishing to westerly 10 to 15 early Thursday morning.

Scattered showers this evening. Fog patches dissipating this afternoon.

Waves

Issued 05:00 AM ADT 20 May 2026
Today Tonight and Thursday. Seas 1 metre or less building to 1 to 2 this afternoon then subsiding to 1 or less late this evening.

Extended Forecast

Issued 03:00 AM ADT 20 May 2026
Friday Wind northwest 15 knots backing to southwest 20 in the afternoon.
Saturday Wind light increasing to southwest 15 to 20 knots.
Sunday Wind light.

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Map of St. Lawrence - St. Lawrence River marine weather areas Miramichi North Cape Port Menier Roberval Airport Normandin Mistook Jonquière CFB Bagotville Cap-Chat Île Bicquette Charlo North Bay Airport Yarmouth Airport Brier Island St. Stephen Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac Kouchibouguac Grand Manan Fundy Park (Alma) Bas Caraquet Bathurst Airport Lac Saint-Pierre Pointe-Noire Île d'Orléans Pointe-des-Monts L'Assomption Sept-Îles Airport Pointe Claveau Pointe de l'Islet Trois-Rivières Airport L'Isle-aux-Grues Deschambault Île Rouge Montréal-Trudeau Int'l Airport Montréal Metropolitain Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Cap-Rouge Saint-Anicet Baie-Comeau Airport La Pocatière Pointe-au-Père New Carlisle Mont-Joli Airport Gaspé Airport Lake Nipissing - 45152 Rivière-la-Madeleine Beauport Cap-d'Espoir
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Fundy

Issued 10:00 AM ADT 20 May 2026

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 20 May 2026 Today Tonight and Thursday At 10:00 a.m. ADT today warm front located on a line
northwest-southeast over southern Banquereau.
By 8:00 p.m. ADT tonight warm front located east of the Marine
District.

At 10:00 a.m. ADT today cold front located over eastern Quebec.
By 3:00 a.m. ADT Thursday cold front located on a line
northeast-southwest over Nova Scotia.

At 3:30 p.m. ADT Thursday departing cold front located southeast
of the Marine District.

Marine Weather Statement

Issued 9:50 AM ADT 20 May 2026 A cold front over Quebec will track eastward across the Maritimes
today and tonight to lie southeast of the district by Thursday
afternoon. Strong southwest winds ahead of the front will veer to
strong to gale force northwest winds in its wake, over northern
waters.

Marine interests are advised that gale warnings are in effect for
Cabot Strait - northern half, Gulf-Magdalen - northeastern half, and
Anticosti.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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