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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 08:00 PM AST 07 November 2025

Tonight and Saturday.

Strong wind warning in effect.

Wind southwest 20 knots increasing to south 25 to 30 after midnight then diminishing to southwest 20 Saturday morning. Wind diminishing to southwest 15 Saturday afternoon then increasing to northwest 20 Saturday evening.

Rain overnight and Saturday morning.

Waves

Issued 05:00 PM AST 07 November 2025
Tonight and Saturday. Seas 1 to 2 metres building to 2 to 3 late overnight then subsiding to 1 to 2 near noon Saturday.

Extended Forecast

Issued 03:30 PM AST 07 November 2025
Sunday Wind northerly 15 knots diminishing to light in the morning then increasing to east 15 to 20 late in the day.
Monday Wind east 30 knots diminishing to south 15.
Tuesday Wind southwest 20 knots increasing to west 30.

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Map of Atlantic - Maritimes marine weather areas Summerside Stephenville Airport North Cape Burgeo Pointe-des-Monts Port aux Basques Sagona Island St. Lawrence Tracadie Winterland Branch Hill Wreckhouse Halifax Harbour - 44258 LaHave Bank - 44150 Sept-Îles Airport Banquereau - 44139 Longue-Pointe-de-Mingan Île Rouge Île aux Perroquets Havre-Saint-Pierre Airport East Scotia Slope - 44137 Baie-Comeau Airport Mont-Joli Airport Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Heath Point Miscou Island Kouchibouguac Îles de la Madeleine Airport Kouchibouguac La Pocatière Grand Manan St. Stephen Fundy Park (Alma) New Carlisle Miramichi Pointe-au-Père Charlo Port Menier Bathurst Airport Île Bicquette Bas Caraquet Cap-Chat East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Lunenburg Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Nappan AAFC McNabs Island East Point Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island Cap-d'Espoir Beaver Island Baccaro Point
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 8:00 PM AST 07 November 2025

'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 AST 7 November 2025 Tonight and Saturday At 8:00 p.m. AST tonight low 990 mb located near the Great Lakes.
By 8:00 p.m. AST Saturday low 1001 mb located near Anticosti Island.

At 8:00 p.m. AST tonight ridge located over the western Marine
District.
By 3:30 p.m. AST Saturday ridge located east of the Marine District.

Marine Weather Statement

Issued 7:44 PM AST 7 November 2025 Strong to gale force westerlies over northern and eastern waters will
diminish tonight as a strong low in the North Atlantic continues
departing the region. A second low pressure system will pass through
the marine district Saturday. Strong to gale force southwesterlies
will spread over southern waters ahead of the low.

Marine interests are advised that gale warnings are in effect for
Georges Bank, southwestern shore, LaHave Bank, West Scotian Slope,
eastern shore - western half, Sable - western half, East Scotian
Slope, Laurentian Fan and Cabot Strait.

Outlook for the start-up of the Southwest New Brunswick lobster
fishery.

Lfa 36
Sunday..Winds north 15 knots diminishing to light in the morning.
Winds increasing to east 15 knots in the evening. Seas less than
1 metre.
Monday..Winds east 25 to 30 knots diminishing to southeast 20 in
The morning and to southeast 15 in the afternoon. Winds light in
The evening. Seas near 1 metre subsiding to less than 1 metre in
The evening.
Tuesday..Winds southwest 15 to 20 knots increasing to west 20 near
noon and to west 25 to 30 in the evening. Seas less than 1 metre
building to 1 to 2 metres in the evening.

Lfa 38
Sunday..Winds north 15 knots diminishing to light in the morning.
Winds increasing to east 20 knots in the evening. Seas near 1 metre
subsiding to less than 1 metre in the morning.
Monday..Winds southeast 25 to 30 knots diminishing to southeast 20
In the morning and to southeast 15 near noon. Winds light in the
afternoon. Seas 1 to 2 metres building to near 2 metres in the
morning and subsiding to near 1 metres in the afternoon.
Tuesday..Winds southwest 20 knots increasing to west 25 to 30 in the
evening. Less than 1 metre building to 1 to 2 metres in the
afternoon.

Atlantic - Maritimes Area

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Marine Weather for Canada

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