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Gulf - Magdalen - southwestern half

Forecast

Marine Forecast

Issued 10:00 AM ADT 31 March 2023

Today Tonight and Saturday.

Wind northerly 20 to 25 knots diminishing to variable 15 this afternoon and to light early this evening. Wind becoming southwest 15 late overnight then backing to southerly 15 early Saturday morning. Wind backing to southeast 20 Saturday afternoon then increasing to southeast 30 Saturday evening.

Flurries ending this afternoon. Snow Saturday afternoon and evening changing to rain and fog patches. Visibility 1 mile or less in snow and in fog patches.

Temperatures near zero.

Waves

Issued 05:00 AM ADT 31 March 2023
Today Tonight and Saturday. Seas 1 to 2 metres subsiding to 1 or less early this evening then building to 1 to 2 Saturday evening.

Extended Forecast

Issued 03:00 AM ADT 31 March 2023
Sunday Wind west 20 knots increasing to northwest 35 in the afternoon.
Monday Wind northwest 35 knots diminishing to west 20.
Tuesday Wind southwest 15 knots becoming variable 15.

Ice Forecast

Issued 10:00 AM EDT 31 March 2023 Today Tonight and Saturday Open water except 8 tenths first-year ice near the Prince Edward Island coast. 

[ Canadian Ice Service ]

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Weather Conditions

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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 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 EDT 31 March 2023 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Nova Scotia near 4616N 6006W to 4658N 6010W
to 4845N 6230W to 4958N 5915W to 4733N 5932W to 4727N 5823W to
Newfoundland near 4740N 5815W. Sea ice west then northeast of the
ice edge.

Ice Coverage

Open water except 8 tenths first-year ice near the Prince Edward
Island coast.

 

Iceberg Bulletin

Issued 3:35 PM EDT 30 March 2023

Iceberg Limit

Iceberg limit at 0000 UTC 31 Mar estimated from Newfoundland near
4655N 5525W to 4425N 5320W to 4400N 4700W to 4800N 4400W to 5835N
5540W to 5910N 5040W then eastwards.

Western iceberg limit at 0000 UTC 31 Mar estimated from Quebec near
5015N 6058W to Newfoundland near 4840N 5829W.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 31 March 2023 Today Tonight and Saturday At 10:00 a.m. ADT today trough located on a line northwest-southeast
over Cape Breton Island.
By 8:00 p.m. ADT tonight departing trough located over Laurentian
Fan extending southeastward.

At 3:30 p.m. ADT today ridge located on a line north-south over
the Gulf of Maine.
By 3:30 p.m. ADT Saturday departing ridge located on a line
north-south over eastern Newfoundland.

At 10:00 a.m. ADT Saturday warm front located from the Great Lakes
to Browns Bank.
By 8:00 p.m. ADT Saturday warm front located from the St. Lawrence
River to Laurentian Fan.

Marine Weather Statement

Issued 9:29 AM ADT 31 March 2023 A trough of low pressure over the eastern marine district will move
to lie over the Southern Grand Banks this evening. Strong
southeasterlies ahead of the trough become strong to gale force
northwesterlies in its wake. These gales will begin to diminish this
afternoon or evening as a ridge of high pressure approaches from the
west.

On Saturday a warm front will cross the marine district. Winds will
increase to strong southeasterlies ahead of the front and become gale
to possible storm force southwesterlies south of it.

Marine interests are advised that gale warnings are in effect for
Grand Manan, Lurcher, Browns Bank, Georges Bank, southwestern shore,
LaHave Bank, West Scotian Slope, eastern shore, Sable, East Scotian
Slope, and Laurentian Fan.

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