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Gulf - Magdalen

Warnings

Forecast

Marine Forecast

Issued 03:30 PM AST 10 December 2019

Tonight and Wednesday.

Gale warning in effect.

Wind southwest 25 to 35 knots becoming northwest 25 to 30 late overnight then diminishing to northwest 15 to 20 Wednesday afternoon. Wind diminishing to northwest 10 to 15 Wednesday evening.

Rain beginning this evening changing to periods of snow Wednesday morning and ending Wednesday afternoon. Fog patches dissipating overnight.

Risk of freezing spray Wednesday morning and afternoon.

Temperatures plus 7 falling to minus 4 Wednesday afternoon.

Waves

Issued 05:00 AM AST 10 December 2019

Gulf - Magdalen - northern half

Today Tonight and Wednesday. Seas 4 to 6 metres subsiding to 3 this afternoon and to 1 to 2 Wednesday afternoon.

Gulf - Magdalen - southern half

Today Tonight and Wednesday. Seas 3 to 4 metres subsiding to 2 to 3 this afternoon and to 1 to 2 after midnight. Seas building to 2 to 3 near noon Wednesday then subsiding to 1 to 2 Wednesday evening.

Extended Forecast

Issued 03:30 PM AST 10 December 2019
Thursday Wind westerly 15 to 20 knots increasing to northwest 35 in the afternoon.
Friday Wind northwest 15 to 20 knots diminishing to variable 10 to 15.
Saturday Wind south 20 knots increasing to southeast 45.

Ice Forecast

Issued 10:00 AM EST 10 December 2019 Today Tonight and Wednesday Open water except 1 tenth new ice along parts of the coasts. 

[ Canadian Ice Service ]

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Map of St. Lawrence - St. Lawrence River marine weather areas 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 10 December 2019 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from New Brunswick near 4545N 6205W to
Prince Edward Island near 4625N 6205W. Sea ice west of the ice edge

Second ice edge estimated from Prince Edward Island near 4630N 6215W
to 4730N 6415W to 4850N 6335W to 4850N 6110W to 5050N 5805W to
Newfoundland near 5035N 5720W. Sea ice west and north of the ice
edge.

Ice Coverage

Open water except 1 tenth new ice along parts of the coasts.

 

Iceberg Bulletin

Issued 11:00 AM EST 10 December 2019

Iceberg Limit

Iceberg limit at 0000 UTC 11 Dec estimated from the Labrador coast
near 5145N 5622W to 5145N 5500W to 5230N 5400W to 5445N 5400W to
5800N 5700W to 5900N 5700W to 6000N 5300W to 5800N 4900W then
eastwards.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Gulf - Magdalen

Issued 3:30 PM AST 10 December 2019

'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 3:30 PM AST 10 December 2019 Tonight and Wednesday At 3:30 p.m. AST today low 983 mb located over Labrador.
By 8:00 p.m. AST tonight departing low 982 mb located over
Labrador Sea.

At 8:00 p.m. AST tonight cold front from low located from Labrador
to Cape Cod.
By 8:00 p.m. AST Wednesday departing cold front located over
Laurentian Fan.

Marine Weather Statement

Issued 3:29 PM AST 10 December 2019 A low pressure system over Labrador will track northeastward to lie
over the Labrador this evening. Gale force south to southwest winds
over eastern waters will diminish to strong to gale force
southwesterlies this evening. Tonight an associated cold front will
sweep across the Gulf of St. Lawrence ushering in a cold
northwesterly flow. The weakening cold front will move across the
slope waters on Wednesday. A period of gales and freezing spray are
expected over extreme northern waters in the wake of the front.

Marine interests are advised that gale warnings are in effect for all
waters except for Fundy, Grand Manan, Lurcher, Browns Bank,
Northumberland Strait - western half, and Chaleur-Miscou.

Marine interests are also advised that freezing spray warnings are in
effect for Chaleur-Miscou and Anticosti.

St. Lawrence - St. Lawrence River Area

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