Grand Manan

Forecast

Marine Forecast

Issued 03:00 AM AST 13 December 2017

Today Tonight and Thursday.

Gale warning in effect.

Wind southerly 20 knots veering to southwest 25 this morning then increasing to southwesterly 35 this evening. Wind diminishing to west 25 to 30 Thursday afternoon.

A few showers changing to flurries early this evening. Fog patches dissipating this morning. Visibility 1 mile or less in fog patches and in flurries.

Risk of freezing spray overnight and Thursday.

Temperatures plus 10 falling to minus 3 after midnight.

Waves

Issued 05:00 AM AST 13 December 2017
Today Tonight and Thursday. Seas 2 to 3 metres building to 3 to 5 this evening then subsiding to 2 to 3 Thursday evening.

Extended Forecast

Issued 03:00 AM AST 13 December 2017
Friday Wind west 15 to 20 knots diminishing to light in the afternoon.
Saturday Wind northeast 15 to 20 knots increasing to north 30.
Sunday Wind northwest 25 to 30 knots diminishing to northwest 15 to 20 late in the day.

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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 L'Assomption Trois-Rivières Airport Saint-Hubert Airport Baie-Comeau Airport Cap-Rouge Pointe de l'Islet Sept-Îles Airport Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier 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 Île d'Orléans Île aux-Grues Lac Saint-Pierre Lac Memphremagog Sainte-Anne-de-Bellevue Saint-Anicet Île Rouge Pointe Claveau Pointe-des-Monts Pointe-Noire Île Bicquette Cap-Chat Montréal-Trudeau Int'l Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 12 December 2017 Today Tonight and Wednesday
Warnings

Warnings (In effect)

Gale warning in effect

Grand Manan

Issued 03:00 AM AST 13 December 2017

'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 13 December 2017 Today Tonight and Thursday At 3:00 a.m. AST today deepening low 986 mb located over Maine.
By 10:00 a.m. AST Thursday low 959 mb located over western Labrador.

Marine Weather Statement

Issued 2:25 AM AST 13 December 2017 A low pressure system over Maine will continue to deepen as it tracks
northeastward to lie over Western Labrador by Thursday morning.
Gale to storm force southeasterlies ahead of the low will shift to
gale force to possible storm force westerlies in its wake.

Marine interests are advised that storm warnings are in effect for
Cabot Strait, Gulf Magdalen - northeastern half and Anticosti.

Gale warnings are in effect for all remaining waters.

Marine interests are also advised that freezing spray warnings are in
effect for all the Gulf of St. Lawrence.

In addition, marine interests are advised that higher than normal
waters levels can be expected at high tide along the Atlantic Coast
of Nova Scotia and the Northern Gulf of St. Lawrence today.

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