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Grand Manan

Forecast

Marine Forecast

Issued 08:00 PM AST 11 December 2019

Tonight and Thursday.

Gale warning in effect.

Wind variable 10 to 15 knots increasing to northwest 35 late overnight then diminishing to northwest 25 Thursday morning. Wind diminishing to northwest 15 early Thursday evening.

Flurries overnight and Thursday. Visibility 1 mile or less in flurries.

Temperatures near minus 2.

Waves

Issued 05:00 PM AST 11 December 2019
Tonight and Thursday. Seas 1 to 2 metres building to 2 to 3 late overnight.

Extended Forecast

Issued 03:30 PM AST 11 December 2019
Friday Wind variable 10 to 15 knots increasing to south 15 to 20 in the afternoon.
Saturday Wind southeast 20 knots increasing to southeast 30 to 40.
Sunday Wind southwest 35 knots.

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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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 8:00 PM AST 11 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 8:00 PM AST 11 December 2019 Tonight and Thursday At 8:00 p.m. AST tonight trough located from East Scotian Slope
to the Grand Banks.
By 3:00 a.m. AST Thursday departing trough located southeast of
the Marine District.

At 3:00 a.m. AST Thursday ridge located on a line north-south over
the Great Lakes.
By 8:00 p.m. AST Thursday approaching ridge located on a line
north-south over Maine.

Marine Weather Statement

Issued 7:38 PM AST 11 December 2019 A trough of low pressure from East Scotian Slope to the Northern
Grand Banks will move to eventually lie southeast of the marine
district tonight. Strong to gale force southwesterlies ahead of the
trough shift to generally strong northwesterlies behind it.

On Thursday morning the northwesterlies will increase to strong to
gale force across the district and could possibly approach storm
force over northernmost waters. Winds are expected to diminish
somewhat over most waters later on Thursday as a ridge of high
pressure approaches from the west.

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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