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Forecast

Marine Forecast

Issued 10:00 AM AST 04 December 2020

Today Tonight and Saturday.

Wind southwest 15 to 20 knots increasing to southwest 20 to 25 this afternoon then diminishing to variable 10 to 15 late overnight. Wind becoming northeast 15 Saturday afternoon then increasing to northeast 30 Saturday evening.

Rain overnight and Saturday. Fog patches forming Saturday evening.

Waves

Issued 05:00 AM AST 04 December 2020
Today Tonight and Saturday. Seas 1 metre or less building to 1 to 2 this afternoon then subsiding to 1 or less Saturday morning. Seas building to 1 to 2 Saturday evening.

Extended Forecast

Issued 03:00 AM AST 04 December 2020
Sunday Wind northeast 35 knots diminishing to variable 15 to 20 in the morning then increasing to west 25 to 35 in the afternoon.
Monday Wind northwest 25 to 30 knots diminishing to northwest 10 to 15.
Tuesday Wind variable 10 to 15 knots increasing to northeast 25.

Ice Forecast

Issued 10:00 AM EST 4 December 2020 Today Tonight and Saturday Ice free. 

[ Canadian Ice Service ]

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Map of St. Lawrence - St. Lawrence River marine weather areas West Bay of Fundy - 44490 Mont-Louis - 45138 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport Île 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 Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan 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 4 December 2020 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Quebec near 5000N 6645W to 4840N 6210W to
5015N 5915W to Quebec near 5120N 5800W. Sea ice north of the ice
edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM AST 4 December 2020 Today Tonight and Saturday At 10:00 a.m. AST today ridge located over the southeastern Marine
District.
By 3:00 a.m. AST Saturday departing ridge located southeast of
the Marine District.

At 3:00 a.m. AST Saturday approaching low 1002 mb located north
of Cape Hatteras.

At 10:00 a.m. AST today trough located over Ontario.
By 8:00 p.m. AST tonight dissipating trough located near the
St. Lawrence River.

Marine Weather Statement

Issued 9:32 AM AST 4 December 2020 A low pressure system will approach from the southwest on Saturday
and track slowly across the Bay of Fundy on Sunday. Strong to gale
force easterlies developing ahead of the low on Saturday will shift
to gale force southerlies over southernmost waters by late Saturday
evening.

Marine interests are advised that gale warnings are in effect for
Lurcher, Browns Bank, Georges Bank, southwestern shore, LaHave Bank,
and West Scotian Slope.

Outlook for the start of the southwest lobster fishery.

For lfa34.

Today..Winds southwest 15 to 20 knots increasing to southwest 25
This afternoon. Seas 2 to 3 metres.

Tonight..Southwest 25 to 30 knots this evening diminishing to
southwest 15 overnight. Seas 2 to 3 metres diminishing to 1 to 2
metres before morning.

Saturday..Winds southwest 15 knots diminishing to light early in the
morning. Winds increasing to southeast 25 in the afternoon and to
southeast 35 in the evening. Seas 1 to 2 metres building to 3 to 5
metres in the evening.

St. Lawrence - St. Lawrence River Area

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