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Grand Manan

Forecast

Marine Forecast

Issued 10:00 AM AST 12 December 2024

Today Tonight and Friday.

Gale warning in effect.

Wind southwesterly 25 to 35 knots becoming southwesterly 25 near noon then diminishing to west 15 Friday afternoon. Wind veering to northwest 20 Friday evening.

Waves

Issued 05:00 AM AST 12 December 2024
Today Tonight and Friday. Seas 5 to 7 metres subsiding to 3 to 5 late this morning and to 2 to 3 Friday morning. Seas subsiding to 1 to 2 Friday afternoon.

Extended Forecast

Issued 03:00 AM AST 12 December 2024
Saturday Wind northwest 20 knots.
Sunday Wind light.
Monday Wind light becoming southwest 15 knots.

Ice Forecast

Issued 10:00 AM EST 12 December 2024 Today Tonight and Friday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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

Ice Forecasts

Issued 10:00 AM EST 12 December 2024 Today Tonight and Friday

Ice Edge

First ice edge estimated from Nova Scotia near 4548N 6308W to Prince
Edward Island near 4603N 6302W. Sea ice west of the ice edge.

Second ice edge estimated from Prince Edward Island near 4626N 6308W
to 4729N 6428W to 4838N 6357W to Gaspe Peninsula near 4851N 6412W.
Sea ice west of the ice edge.

Third ice edge estimated from Quebec near 4845N 6750W to 4853N 6830W
to 4952N 6506W to Anticosti Island near 4935N 6346W. Sea ice
southwest then north of the ice edge.

Fourth ice edge estimated from Anticosti Island near 4956N 6403W to
4958N 6010W to Quebec near 5126N 5733W. Sea ice north of the ice
edge.

Fifth ice edge estimated from 5058N 5712W to 5046N 5728W to
Newfoundland near 5036N 5723W. Sea ice east of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Gale warning in effect

Grand Manan

Issued 10:00 AM AST 12 December 2024

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 AST 12 December 2024 Today Tonight and Friday At 10:00 a.m. AST today trough located over the western Marine
District.
By 3:30 p.m. AST today trough located over the eastern Marine
District.

At 3:00 a.m. AST Friday departing trough located east of the
Marine District.

Marine Weather Statement

Issued 9:50 AM AST 12 December 2024 An intense trough of low pressure will continue to cross the marine
district today. Gale to storm force southerlies ahead of the trough
will shift to strong to gale force southwesterlies in its wake.

Marine interests are advised that storm warnings are in effect for
Gulf-Magdalen and Anticosti. Gale warnings are in effect for all
remaining waters except Chaleur-Miscou - western half. Freezing
Spray warnings are in effect for Chaleur-Miscou and Anticosti.

St. Lawrence - St. Lawrence River Area

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