Gulf - Magdalen

Forecast

Marine Forecast

Issued 10:00 AM AST 28 February 2017

Today Tonight and Wednesday

Wind northwest 20 to 25 knots diminishing to westerly 15 late this afternoon and to light this evening. Wind increasing to south 20 late overnight and to south 25 to 30 Wednesday morning with gusts to 45 from Margaree Harbour to Bay St. Lawrence Wednesday morning and afternoon.

A few flurries ending late this afternoon. Periods of rain beginning Wednesday morning. Fog patches forming Wednesday afternoon.

Freezing spray warning in effect.

Over open water freezing spray ending this afternoon.

Temperatures minus 6 rising to plus 4 Wednesday evening.

Waves

Issued 05:00 AM AST 28 February 2017
Today Tonight and Wednesday Over open water seas 3 to 4 metres subsiding to 2 to 3 this morning and to 1 to 2 this evening. Seas building to 2 to 3 Wednesday afternoon and to 3 to 4 Wednesday evening.

Extended Forecast

Issued 03:00 AM AST 28 February 2017
Thursday Wind southwest 20 to 25 knots increasing to west 30 to 40 late in the day.
Friday Wind westerly 40 to 50 knots.
Saturday Wind northwest 30 to 40 knots.

Ice Forecast

Issued 10:00 AM EST 28 February 2017 Today Tonight and Wednesday Open water except 4 tenths of grey-white ice including 1 tenth of first-year ice in the extreme southern and western section. 

[ Canadian Ice Service ]

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Weather Conditions

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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 L'Assomption Trois-Rivières Airport Saint-Hubert Airport Baie-Comeau Airport Cap-Rouge Pointe de l'Islet Sept-Îles Airport Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier 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 Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape Île d'Orléans Île aux-Grues Lac Saint-Pierre Varennes Lac Memphremagog Sainte-Anne-de-Bellevue Saint-Anicet Île Rouge Pointe Claveau Pointe-des-Monts Pointe-Noire Île Bicquette Cap-Chat Montréal-Trudeau Int'l Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 28 February 2017 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Nova Scotia near 4650N 6020W to 4700N 5945W
to 4820N 6150W to 4840N 6020W to 5000N 5820W to 4835N 5925W to
Newfoundland near 4755N 5925W. Sea ice west of the ice edge.

Ice Coverage

Open water except 4 tenths of grey-white ice including 1 tenth of
first-year ice in the extreme southern and western section.

 

Iceberg Bulletin

Issued 11:00 AM EST 28 February 2017

Iceberg Limit

Iceberg limit at 0000 UTC 28 Feb estimated from Newfoundland near
4645N 5307W to 4530N 4715W to 4530N 4530W to 4700N 4530W to 5030N
4530W to 5300N 4915W to 5700N 5400W then eastwards.

Western iceberg limit at 0000 UTC 28 Feb estimated from Newfoundland
near 4945N 5750W to Quebec near 5042N 5925W.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Freezing spray warning in effect

Gulf - Magdalen

Issued 10:00 AM AST 28 February 2017

Moderate or severe freezing spray is 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 AST 28 February 2017 Today Tonight and Wednesday At 10:00 a.m. AST today deepening trough located east of the
Marine District.

At 10:00 a.m. AST Wednesday low 990 mb located north of the
Great Lakes.
By 8:00 p.m. AST Wednesday low 984 mb located over the Gaspe
Peninsula.

At 10:00 a.m. AST today ridge located over New England.
By 8:00 p.m. AST tonight departing ridge located on a line
northwest-southeast over Laurentian Fan.

Marine Weather Statement

Issued 9:51 AM AST 28 February 2017 A trough of low pressure east of the marine district will continue to
move off into the Atlantic. Strong to gale force westerlies in its
wake will diminish today ahead of an approaching ridge of high
pressure. On Wednesday an intense low pressure system will track from
the Great Lakes region to the Gaspé Peninsula. Strong to gale force
south to southwest winds will develop ahead of the low.

Marine interests are advised that gale warnings are in effect for all
waters except Fundy and all Gulf of St. Lawrence waters.

Marine interests are also advised that freezing spray warnings are in
effect for Cabot Strait, Gulf-Magdalen and Anticosti.

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