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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 23 January 2026

Today Tonight and Saturday.

Gale warning in effect.

Wind westerly 20 knots veering to northwest 25 late this evening then increasing to northwest 35 overnight. Wind diminishing to northwest 25 Saturday morning and to northwest 15 to 20 Saturday evening.

Scattered flurries tonight and Saturday.

Freezing spray warning in effect.

Freezing spray beginning near midnight.

Temperatures plus 3 falling to minus 13 Saturday afternoon.

Waves

Issued 05:00 AM AST 23 January 2026
Today Tonight and Saturday. Seas 2 to 3 metres subsiding to 1 to 2 this morning then building to 2 to 3 early this evening. Seas building to 3 to 4 after midnight then subsiding to 2 to 3 Saturday morning.

Extended Forecast

Issued 03:00 AM AST 23 January 2026
Sunday Wind northwest 25 knots diminishing to light in the afternoon.
Monday Wind northeast 25 knots.
Tuesday Wind northwest 25 knots.

Ice Forecast

Issued 10:00 AM EST 22 January 2026 Today Tonight and Friday Open water. 

[ 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 22 January 2026 Today Tonight and Friday

Ice Edge

First ice edge estimated from New Brunswick near 4532N 6507W to Nova
Scotia near 4500N 6510W. Sea ice east of the ice edge.

Second ice edge estimated from Nova Scotia near 4435N 6327W to 4432N
6251W to 4539N 5917W to 4704N 6000W to 4822N 6159W to 5039N 5807W to
4759N 5937W to Newfoundland near 4738N 5919W. Sea ice northwest then
east of the ice edge.

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Gale warning in effect

Grand Manan

Issued 03:00 AM AST 23 January 2026

'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

Grand Manan

Issued 03:00 AM AST 23 January 2026

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 23 January 2026 Today Tonight and Saturday At 3:00 a.m. AST today cold front located northwest of the Marine
District.
By 3:00 a.m. AST Saturday cold front located from Browns Bank to
Laurentian Fan.

At 10:00 a.m. AST Saturday departing cold front located over
southeastern Laurentian Fan.

At 8:00 p.m. AST Saturday approaching ridge located over the
Great Lakes.

Marine Weather Statement

Issued 2:25 AM AST 23 January 2026 Strong westerly winds over eastern waters will diminish this morning
as a trough of low pressure moves farther away from the marine
district. A cold front to the northwest will move southeastward
across the marine district later today and tonight. Winds will
increase to strong to gale force westerlies or southwesterlies ahead
of the cold front then will veer to gale force northwesterlies in its
wake.

In the wake of the cold front, the coldest outbreak of Arctic air so
far this season is expected on Saturday. Freezing spray is expected
for all waters except possibly the extreme southern parts of the
Scotian Slope waters. Severe freezing spray is expected over ice free
areas of the Western and Northern Gulf of St. Lawrence.

Marine interests are advised that gale and freezing spray warnings
are in effect for all marine areas.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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