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Pointe-des-Monts to Anticosti - southern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 17 March 2026

Today Tonight and Wednesday.

Storm warning in effect.

Wind southeasterly 25 to 35 knots veering to south 25 to 35 early this morning except south 50 near the coast. Wind becoming southwest 30 to 40 near noon then increasing to west 40 to 50 early this evening. Wind diminishing to west 30 to 40 overnight and to west 20 to 30 Wednesday evening.

Showers changing to flurries this afternoon and ending Wednesday afternoon. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray beginning near midnight.

Temperatures plus 6 falling to minus 14 Wednesday morning.

Waves

Issued 03:00 AM EDT 17 March 2026
Today Tonight and Wednesday. Over open water seas 2 metres building to 2 to 3 this afternoon and to 3 to 4 this evening.

Extended Forecast

Issued 06:00 AM EDT 17 March 2026
Thursday Wind southeasterly 10 to 20 knots.
Friday Wind southwest 20 to 30 knots diminishing to northeast 15 late in the day.
Saturday Wind west 15 to 25 knots becoming west 15 late in the day.

Ice Forecast

Issued 10:00 AM EDT 16 March 2026 Today Tonight and Tuesday 7 tenths new ice including a trace of first-year ice. 

[ 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 16 March 2026 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Nova Scotia near 4437N 6325W to 4419N 6258W
to 4602N 5807W to Newfoundland near 4740N 5814W. Sea ice north of
the ice edge.

Ice Coverage

7 tenths new ice including a trace of first-year ice.

Warnings

Warnings (In effect)

Storm warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 07:17 AM EDT 17 March 2026

'Storm' force winds of 48 to 63 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.

Freezing spray warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 07:17 AM EDT 17 March 2026

Moderate or severe freezing spray is 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 17 March 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today intensifying low 978 mb located over western
Lake Saint-Jean.
By 8:00 a.m. EDT Wednesday departing low 946 mb located over
eastern Ungava Bay.

At 3:00 a.m. EDT today ridge located on a line north-south over
western Lake Superior.
By 8:00 p.m. EDT Wednesday ridge located on a line
northwest-southeast over Rimouski.

At 5:00 a.m. EDT Wednesday low located over western Manitoba.
By 8:00 p.m. EDT Wednesday low located over northern Lake Superior.

Atlantic - Maritimes Area

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Marine Weather for Canada

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