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Grand Manan

Forecast

Marine Forecast

Issued 08:00 PM ADT 24 April 2024

Tonight and Thursday.

Strong wind warning in effect.

Wind southwest 15 to 20 knots increasing to northwest 30 late this evening then diminishing to northwest 20 Thursday morning. Wind diminishing to northwest 10 to 15 near noon Thursday and to light early Thursday evening.

Temperatures plus 6 falling to minus 1 Thursday morning then rising to plus 4 Thursday evening.

Waves

Issued 05:00 PM ADT 24 April 2024
Tonight and Thursday. Seas 1 metre or less building to 1 to 2 this evening then subsiding to 1 or less Thursday afternoon.

Extended Forecast

Issued 03:30 PM ADT 24 April 2024
Friday Wind light becoming southwest 10 to 15 knots in the afternoon.
Saturday Wind southwest 10 to 15 knots increasing to southwest 20.
Sunday Wind variable 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 24 April 2024 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 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport L'Isle-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 Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac 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 24 April 2024 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Quebec near 5014N 6215W to 5005N 6212W to
4950N 6034W to 5114N 5741W to 5117N 5728W then northeastward. Sea
ice north of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 8:00 PM ADT 24 April 2024

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. 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 ADT 24 April 2024 Tonight and Thursday At 8:00 p.m. ADT tonight low 1002 mb located over Laurentian Fan.
By 3:00 a.m. ADT Thursday trough located over Newfoundland.

At 8:00 p.m. ADT tonight trough located on a line
northeast-southwest over northern New Brunswick.
By 3:30 p.m. ADT Thursday trough located over the Quebec Lower
North Shore.

Marine Weather Statement

Issued 7:35 PM ADT 24 April 2024 A low pressure system over Laurentian Fan will move to lie over
Newfoundland overnight. Strong to gale force southerlies are expected
east of the low as it moves northward this evening.

Meanwhile, a trough of low pressure over Northern New Brunswick will
move to lie over Anticosti Island overnight where it will deepen
before slowly moving off to the east on Thursday. Gale to storm force
westerlies or northwesterlies are forecast over northern waters south
of this system.

Marine interests are advised that a storm warning is in effect for
Anticosti - western half. Gale warnings are in effect for Laurentian
Fan - eastern half, Cabot Strait - northern half, Gulf - Magdalen,
Chaleur - Miscou, and Anticosti - eastern half.

St. Lawrence - St. Lawrence River Area

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