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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 21 April 2021

Today Tonight and Thursday.

Gale warning in effect.

Wind variable 10 to 15 knots becoming southwest 15 this morning then increasing to southerly 20 to 25 this afternoon. Wind veering to southwest 25 to 30 Thursday morning then increasing to west 35 Thursday afternoon.

Showers and fog patches this afternoon tonight and Thursday. Risk of thunderstorms overnight and Thursday morning.

Waves

Issued 05:00 AM ADT 21 April 2021
Today Tonight and Thursday. Seas 1 metre or less building to 1 to 2 this morning and to 2 to 3 this evening. Seas building to 3 to 5 Thursday afternoon.

Extended Forecast

Issued 03:00 AM ADT 21 April 2021
Friday Wind southwest 35 knots diminishing to west 25 in the afternoon.
Saturday Wind westerly 15 to 20 knots.
Sunday Wind southwest 15 knots backing to south 20.

Ice Forecast

Issued 10:00 AM EDT 20 April 2021 Today Tonight and Wednesday 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 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 EDT 20 April 2021 Today Tonight and Wednesday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Gale warning in effect

Grand Manan

Issued 03:00 AM ADT 21 April 2021

'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 ADT 21 April 2021 Today Tonight and Thursday At 3:00 a.m. ADT today weakening trough located from Quebec to
the Gulf of St. Lawrence.

At 3:30 p.m. ADT today low 999 mb located north of Cape Cod.
By 3:00 a.m. ADT Thursday low 994 mb located over New Brunswick.

By 3:00 a.m. ADT Thursday approaching cold front from low located
over the Gulf of Maine.

Marine Weather Statement

Issued 2:50 AM ADT 21 April 2021 A low pressure system will approach the region from the south today
and track into New Brunswick on Thursday. A cold front associated
with this low will track across the marine district throughout the
day Thursday. Strong to gale force southeasterly winds ahead of the
front will become gale force southwesterlies in it's wake.

Marine interests are advised that gale warnings are in effect for all
waters except Chaleur - Miscou - western half and Anticosti - western
half.

St. Lawrence - St. Lawrence River Area

Another Region

Marine Weather for Canada

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