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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 13 January 2026

Today Tonight and Wednesday.

Wind southwesterly 15 knots increasing to south 25 Wednesday morning then diminishing to southwest 15 Wednesday afternoon.

Flurries early Wednesday morning changing to showers and ending Wednesday afternoon.

Over open water risk of freezing spray early this morning.

Temperatures minus 5 rising to plus 3 Wednesday afternoon.

Extended Forecast

Issued 03:00 AM AST 13 January 2026
Thursday Wind south 15 knots increasing to south 25 late in the day.
Friday Wind west 25 to 35 knots becoming west 25.
Saturday Wind southwest 25 knots.

Ice Forecast

Issued 10:00 AM EST 12 January 2026 Today Tonight and Tuesday 1 tenth grey-white ice except 9 plus tenths grey ice including 2 tenths grey-white ice near the southern Prince Edward Island coast. Consolidated grey-white ice along parts of the coasts. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EST 12 January 2026 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from New Brunswick near 4523N 6527W to 4407N
6639W to 4309N 6547W to 4520N 6014W to 4603N 5923W to 4704N 6000W to
4825N 6224W to 5039N 5807W to 4757N 5951W to Newfoundland near 4737N
5919W. Sea ice east then west of the ice edge.

Ice Coverage

1 tenth grey-white ice except 9 plus tenths grey ice including 2
tenths grey-white ice near the southern Prince Edward Island coast.
Consolidated grey-white ice along parts of the coasts.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM AST 13 January 2026 Today Tonight and Wednesday At 3:00 a.m. AST today departing low 958 mb located northeast
of Newfoundland.

At 3:00 a.m. AST today ridge located over the East Coast of the U.S.
By 3:30 p.m. AST today ridge located south of the Marine District.

At 8:00 p.m. AST Wednesday approaching low 994 mb located over
southern Quebec.

Marine Weather Statement

Issued 2:49 AM AST 13 January 2026 An intense low pressure system northeast of Newfoundland will
continue to track away from the marine area. Strong to gale force
westerlies diminish today.

Marine interests are advised that gale warnings are in effect for
Banquereau and Laurentian Fan.

St. Lawrence - St. Lawrence River Area

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