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Southwest Coast

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 19 May 2026

Today Tonight and Wednesday.

Wind northwest 10 to 15 knots becoming variable 10 to 15 this morning then becoming southeast 10 to 15 near midnight. Wind increasing to southeast 15 to 20 Wednesday morning.

Showers and fog patches tonight and Wednesday.

Waves

Issued 06:00 PM NDT 18 May 2026
Tonight and Tuesday. Seas 2 to 3 metres subsiding to 1 to 2 near midnight and to 1 or less Tuesday morning.

Extended Forecast

Issued 03:00 AM NDT 19 May 2026
Thursday Wind variable 10 to 15 knots increasing to west 25 to 35 in the morning.
Friday Wind west 25 to 35 knots.
Saturday Wind west 25 knots.

Ice Forecast

Issued 10:00 AM EDT 18 May 2026 Today Tonight and Tuesday Ice free.These are the last forecasts for the season. 

[ 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 18 May 2026 Today Tonight and Tuesday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Ice free.

These are the last forecasts for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 18 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 19 May estimated from Newfoundland near
4700N 5520W to 4325N 5015W to 4320N 4615W to 4845N 4335W to 5310N
4635W to 5550N 5010W to 5900N 5500W to 5955N 5310W to 5840N 4800W
then northeastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NDT 19 May 2026 Today Tonight and Wednesday At 3:00 a.m. NDT today trough located on a line northwest-southeast
over the northern Grand Banks.
By 10:00 a.m. NDT today departing trough located southeast of the
Grand Banks.

At 3:00 a.m. NDT today ridge located on a line north-south over
Cabot Strait.
By 3:00 a.m. NDT Wednesday ridge located on a line
northwest-southeast over the East Coast of Newfoundland.

At 3:30 p.m. NDT today trough located on a line northwest-southeast
over the Maritimes.
By 3:30 p.m. NDT Wednesday trough located from Anticosti Island
to the Grand Banks.

Marine Weather Statement

Issued 2:48 AM NDT 19 May 2026 A trough of low pressure over the Northern Grand Banks will move to
lie southeast of the district this morning. Strong to gale force
northwesterlies ahead of the trough will diminish this morning as the
trough passes.

Marine interests are advised that gale warnings are in effect for
Northern Grand Banks and Southeastern Grand Banks.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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