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Pointe-des-Monts to Anticosti - northern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 18 May 2026

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind northwesterly 20 knots increasing to southwest 20 to 30 late this morning then diminishing to southwest 15 early this evening. Wind diminishing to light near midnight then increasing to easterly 15 Tuesday morning. Wind increasing to easterly 15 to 25 Tuesday evening.

Showers Tuesday evening.

Waves

Issued 03:00 AM EDT 18 May 2026
Today Tonight and Tuesday. Seas 1 to 2 metres subsiding to 1 or less this evening.

Extended Forecast

Issued 06:00 PM EDT 17 May 2026
Tuesday Wind light becoming easterly 15 knots in the morning.
Wednesday Wind west 20 to 30 knots.
Thursday Wind northwesterly 20 to 30 knots.

Ice Forecast

Issued 10:00 AM EDT 17 May 2026 Today Tonight and Monday Ice free. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EDT 17 May 2026 Today Tonight and Monday

Ice Edge

Ice edge estimated from Quebec near 5108N 5835W to 5110N 5800W to
Quebec near 5125N 5736W. Sea ice north of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Pointe-des-Monts to Anticosti - northern half

Issued 03:00 AM EDT 18 May 2026

'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 3:00 AM EDT 18 May 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today ridge located from James Bay to Tadoussac.
By 8:00 p.m. EDT Tuesday ridge located on a line northwest-southeast
over the Strait of Belle Isle.

At 3:00 a.m. EDT today low 999 mb located over the Midwestern
states.
By 8:00 p.m. EDT Tuesday low 996 mb located west of Lake Saint-Jean.

Atlantic - Maritimes Area

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Marine Weather for Canada

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