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Grand Manan

Forecast

Marine Forecast

Issued 03:00 AM AST 12 December 2019

Today Tonight and Friday.

Gale warning in effect.

Wind variable 10 to 15 knots increasing to northwest 25 to 35 early this morning then diminishing to northwest 20 near noon. Wind diminishing to northwest 15 early this evening and to light near midnight. Wind increasing to south 15 Friday morning and 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 11 December 2019 Today Tonight and Thursday Ice free. 

[ 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 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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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 11 December 2019 Today Tonight and Thursday

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 03:00 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 3:00 AM AST 12 December 2019 Today Tonight and Friday At 3:00 a.m. AST today low 1014 mb located northwest of the Gaspe
Peninsula.
By 3:30 p.m. AST today departing low 1014 mb located east of
Anticosti Island.

At 3:00 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.

At 3:00 a.m. AST today departing trough located southeast of
Laurentian Fan.

Marine Weather Statement

Issued 2:29 AM AST 12 December 2019 A low pressure system northwest of the Gaspé Peninsula early this
morning will move east of Anticosti Island this afternoon. As a
result strong to gale force northwesterlies will develop across the
district this morning and could possibly approach storm force over
northernmost waters. Winds are expected to diminish somewhat 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.

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

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