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South Coast

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 30 April 2025

Today Tonight and Thursday.

Gale warning in effect.

Wind south 15 knots increasing to south 25 this afternoon then veering to west 25 late overnight. Wind increasing to northwest 35 near noon Thursday.

Rain and fog banks tonight. Showers or flurries Thursday.

Waves

Issued 06:00 AM NDT 30 April 2025
Today Tonight and Thursday. Seas 1 to 2 metres building to 2 to 3 this evening and to 3 to 5 Thursday morning.

Extended Forecast

Issued 03:00 AM NDT 30 April 2025
Friday Wind northwest 25 knots diminishing to variable 15 in the afternoon.
Saturday Wind variable 10 to 15 knots increasing to south 15 to 20.
Sunday Wind southwest 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EDT 29 April 2025 Today Tonight and Wednesday Bergy water. 

[ Canadian Ice Service ]

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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 29 April 2025 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Newfoundland near 4837N 5300W to 4849N 5135W
to 5418N 5143W to 5607N 5624W to 6041N 5907W to 6200N 5830W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Bergy water.

 

Iceberg Bulletin

Issued 2:50 PM EDT 29 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 30 Apr estimated from Newfoundland near
4723N 5503W to 4040N 5210W to 4100N 4720W to 4530N 3335W to 4715N
3340W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 30 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northeast of the
iceberg limit.
Warnings

Warnings (In effect)

Gale warning in effect

South Coast

Issued 10:00 AM NDT 30 April 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 10:00 AM NDT 30 April 2025 Today Tonight and Thursday At 10:00 a.m. NDT today low 987 mb located west of Anticosti Island.
By 10:00 a.m. NDT Thursday low 995 mb located over the Northeast
Coast of Newfoundland.

At 10:00 a.m. NDT today weakening trough located on a line
northeast-southwest over Labrador Sea.

At 10:00 a.m. NDT today ridge located on a line northeast-southwest
over the southern Grand Banks.
By 8:00 p.m. NDT tonight departing ridge located southeast of the
Grand Banks.

Marine Weather Statement

Issued 9:37 AM NDT 30 April 2025 A low pressure system over Quebec will track east today to lie over
the Northeast Coast of Newfoundland early Thursday morning. Strong to
gale force west to northwesterly winds will develop in the wake of
the low tonight.

Marine interests are advised that gale warnings are in effect for
Strait of Belle Isle - eastern half, Gulf - Port au Port, Southwest
Coast, South Coast, Northeast Coast, and Southwestern Grand Banks.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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