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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 10:00 AM AST 12 December 2019

Today Tonight and Friday.

Gale warning in effect.

Wind northwest 25 to 35 knots diminishing to northwest 20 near noon and to northwest 15 early this evening. Wind diminishing to light near midnight then increasing to south 15 early Friday morning. Wind increasing to southerly 20 to 25 near noon Friday.

Flurries ending this afternoon. Visibility 1 mile or less in flurries.

Temperatures minus 2 rising to plus 4 Friday afternoon.

Waves

Issued 05:00 AM AST 12 December 2019
Today Tonight and Friday. Seas 1 to 2 metres building to 2 to 3 early this morning then subsiding to 1 to 2 late this afternoon. Seas subsiding to 1 or less near midnight then building to 1 to 2 near noon Friday.

Extended Forecast

Issued 03:00 AM AST 12 December 2019
Saturday Wind southeast 20 knots increasing to southeast 30 to 40 in the afternoon.
Sunday Wind southwest 30 knots increasing to southwest 40.
Monday Wind west 40 knots diminishing to west 30.

Ice Forecast

Issued 10:00 AM EST 12 December 2019 Today Tonight and Friday Ice free. 

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Banquereau - 44139 LaHave Bank - 44150 Halifax Harbour - 44258 Mont-Louis - 45138 Baie-Comeau Airport Havre-Saint-Pierre Airport Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Sept-Îles Airport Pointe-des-Monts Pointe-Noire Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport Heath Point Îles de la Madeleine Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Île Bicquette Cap-Chat 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 Baccaro Point Beaver Island Brier Island Caribou Point Debert Eskasoni (First Nations) Grand Étang CFB Greenwood Hart Island Ingonish Beach Kentville AAFC Lunenburg McNabs Island Nappan AAFC North Mountain Parrsboro Sable Island St.Paul Island Shearwater Airport J.A. Douglas McCurdy Sydney Airport Tracadie Western Head Yarmouth Airport Charlottetown Airport East Point North Cape Summerside Burgeo Port aux Basques Sagona Island St. Lawrence Stephenville Airport Winterland Branch Hill Wreckhouse
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 12 December 2019 Today Tonight and Friday

Ice Edge

First ice edge estimated from Nova Scotia near 4540N 6130W 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

Ice free.

Warnings

Warnings (In effect)

Gale warning in effect

Grand Manan

Issued 10:00 AM AST 12 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 10:00 AM AST 12 December 2019 Today Tonight and Friday At 10:00 a.m. AST today low 1015 mb located over eastern Anticosti
Island.
By 3:30 p.m. AST today departing low 1014 mb located east of the
Marine District.

At 10:00 a.m. AST today ridge located on a line north-south over
the Great Lakes.
By 3:30 p.m. AST Friday ridge located on a line northwest-southeast
over Laurentian Fan.

Marine Weather Statement

Issued 9:47 AM AST 12 December 2019 A low pressure system near Anticosti Island will pass east of the
marine district this afternoon. As a result strong to gale force
northwesterlies will develop across the district today and could
possibly approach storm force over northernmost waters. Winds are
expected to diminish over most waters later today and tonight as a
ridge of high pressure approaches from the west.

On Friday moderate to strong southerlies will develop over western
waters late in the day as a low pressure system approaches from the
southwest.

Marine interests are advised that gale warnings are in effect for all
waters except Fundy.

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

Atlantic - Maritimes Area

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Marine Weather for Canada

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