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Northumberland Strait - western half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM AST 18 January 2021

Today Tonight and Tuesday.

Wind southwest 20 to 25 knots diminishing to west 15 early this evening then veering to northwest 20 late overnight. Wind northwest 20 Tuesday.

Flurries tonight and Tuesday. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray beginning Tuesday morning.

Temperatures zero falling to minus 7 Tuesday afternoon.

Extended Forecast

Issued 03:00 AM AST 18 January 2021
Wednesday Wind northwest 20 to 25 knots.
Thursday Wind northwest 15 to 20 knots.
Friday Wind northerly 15 knots increasing to northwest 20 to 25.

Ice Forecast

Issued 10:00 AM EST 18 January 2021 Today Tonight and Tuesday Open water except 2 tenths grey ice along parts of the coasts. 

[ Canadian Ice Service ]

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Map of St. Lawrence - St. Lawrence River marine weather areas West Bay of Fundy - 44490 Mont-Louis - 45138 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport Île aux-Grues Lac Saint-Pierre Montréal-Trudeau Int'l Airport Saint-Hubert Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Saint-Anicet Baie-Comeau Airport Cap-Rouge Île Rouge Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts Pointe-Noire Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Île Bicquette Cap-Chat CFB Bagotville Jonquière Mistook Normandin Roberval Airport Bas Caraquet Bathurst Airport Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Miscou Island Greater Moncton Roméo LeBlanc Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 18 January 2021 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from Nova Scotia near 4545N 6240W to Prince
Edward Island near 4600N 6240W. Sea ice west of the ice edge.

Second ice edge estimated from Prince Edward Island near 4625N 6310W
to 4715N 6405W to 4840N 6345W to 4845N 6150W to 5040N 5820W to
Newfoundland near 5035N 5720W. Sea ice west and north of the ice
edge.

Ice Coverage

Open water except 2 tenths grey ice along parts of the coasts.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Northumberland Strait

Issued 10:00 AM AST 18 January 2021

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 10:00 AM AST 18 January 2021 Today Tonight and Tuesday At 10:00 a.m. AST today low 981 mb located north of Anticosti
Island.
By 3:00 a.m. AST Tuesday departing low 984 mb located north of
Labrador.

At 3:30 p.m. AST today cold front located from the Gaspe Peninsula
to Maine.
By 3:30 p.m. AST Tuesday cold front located southeast of the
Marine District.

At 8:00 p.m. AST tonight intensifying low 998 mb located south of
Laurentian Fan.
By 10:00 a.m. AST Tuesday departing low 986 mb located over the
Grand Banks.

Marine Weather Statement

Issued 9:37 AM AST 18 January 2021 A low pressure system north of Anticosti Island will move
Northward to lie over Western Labrador this afternoon. The low will
continue northward tonight. Strong to gale force west to
southwesterlies will slowly diminish today as the low pulls away.

A cold front will move southeastward across the district from the
northwest tonight and Tuesday. Winds will veer to strong
northwesterlies behind the cold front. Colder air in the wake of the
cold front will give freezing spray to the Gulf of St. Lawrence
waters on Tuesday.

Marine interests are advised that gale warnings are in effect for
Georges Bank, West Scotian Slope, eastern shore, Sable, East Scotian
Slope, Fourchu, Banquereau - northwestern half, Cabot Strait,
Gulf Magdalen, and Anticosti.
Freezing spray warnings are in effect for the waters of the Gulf of
St. Lawrence.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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