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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 31 March 2023

Today Tonight and Saturday.

Gale warning in effect.

Wind northwest 25 to 35 knots diminishing to northwest 20 early this afternoon then backing to westerly 15 early this evening. Wind backing to southwest 15 late this evening then to south 20 late overnight. Wind backing to southeast 25 early Saturday morning then veering to southerly 15 to 20 near noon Saturday. Wind increasing to southwest 30 Saturday evening.

Snow or rain beginning near midnight becoming rain and fog patches Saturday morning.

Waves

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

Extended Forecast

Issued 03:00 AM ADT 31 March 2023
Sunday Wind southwest 20 knots veering to northwest 25 in the morning.
Monday Wind northwest 20 knots backing to southwest 20.
Tuesday Wind southwest 25 knots diminishing to light late in the day.

Ice Forecast

Issued 10:00 AM EDT 31 March 2023 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 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

Ice free.

Warnings

Warnings (In effect)

Gale warning in effect

Grand Manan

Issued 10:00 AM ADT 31 March 2023

'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 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.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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