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Chaleur - Miscou

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 11 December 2025

Today Tonight and Friday.

Gale warning in effect.

Wind southeasterly 25 knots veering to southwesterly 20 to 25 this morning then increasing to west 35 Friday morning. Wind diminishing to northwest 30 Friday evening.

Snow or rain early this morning changing to rain and ending late this morning. Flurries tonight and Friday. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray beginning after midnight and ending Friday evening.

Temperatures minus 3 falling to minus 6 Friday afternoon.

Extended Forecast

Issued 03:00 AM AST 11 December 2025
Saturday Wind west 25 knots.
Sunday Wind southwest 15 knots increasing to northeast 25.
Monday Wind north 25 knots increasing to north 35.

Ice Forecast

Issued 10:00 AM EST 10 December 2025 Today Tonight and Thursday Open water except 7 tenths new ice including 1 tenth grey ice along parts of the coast. 

[ 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 EST 10 December 2025 Today Tonight and Thursday

Ice Edge

First ice edge estimated from 4723N 6136W to 4738N 6112W to 4744N
6124W to 4734N 6159W to 4706N 6212W to 4706N 6147W to 4723N 6136W.
Sea ice within the ice edge.

Second ice edge estimated from Nova Scotia near 4551N 6201W to
Prince Edward Island near 4621N 6211W. Sea ice west of the ice edge.

Third ice edge estimated from Prince Edward Island near 4628N 6231W
to 4640N 6329W to 4736N 6409W to 4904N 6404W to 4925N 6516W to 4916N
6703W to 4956N 6635W to Anticosti Island near 4924N 6336W. Sea ice
west then north of the ice edge.

Fourth ice edge estimated from Anticosti Island near 4949N 6317W to
4946N 5954W to 5106N 5804W to Newfoundland near 5029N 5728W. Sea ice
north of the ice edge.

Ice Coverage

Open water except 7 tenths new ice including 1 tenth grey ice along
parts of the coast.

Warnings

Warnings (In effect)

Gale warning in effect

Chaleur - Miscou

Issued 03:00 AM AST 11 December 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.

Freezing spray warning in effect

Chaleur - Miscou

Issued 03:00 AM AST 11 December 2025

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 AST 11 December 2025 Today Tonight and Friday At 3:00 a.m. AST today trough located on a line northeast-southwest
over West Scotian Slope.
By 8:00 p.m. AST tonight departing trough located over the Grand
Banks.

At 3:00 a.m. AST today low 990 mb located over New England.
By 3:30 p.m. AST today low 982 mb located over the northern Gulf
of St. Lawrence.

At 8:00 p.m. AST Friday departing low 968 mb located over Labrador
Sea.

Marine Weather Statement

Issued 2:41 AM AST 11 December 2025 A trough of low pressure track across southern waters today to lie
over the Grand Banks this evening. Strong to gale force southerly
winds are forecast ahead of this feature.

A low pressure system over New England will track across New
Brunswick this morning to lie over Northern Gulf of St. Lawrence
waters by this afternoon. Strong to gale force easterly winds are
forecast ahead of the low. Strong to gale force westerly winds will
develop south of the low late in the day today. On Friday, westerly
winds will approach storm force strength over southern waters.
Winds will begin to diminish Friday night as the low departs the
region to the northeast.

Marine interests are advised that gale warnings are in effect for all
areas.

Additionally, freezing spray warnings are in effect for Fundy, Grand
Manan, Northumberland Strait - western half, Chaleur-Miscou and
Anticosti - northwestern half.

Atlantic - Maritimes Area

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Marine Weather for Canada

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