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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 16 December 2019

Today Tonight and Tuesday.

Gale warning in effect.

Wind west 35 knots diminishing to west 25 to 30 after midnight and to west 20 Tuesday morning. Wind veering to northwest 15 Tuesday afternoon.

Freezing spray warning in effect.

Freezing spray beginning this morning and ending Tuesday morning.

Temperatures plus 2 falling to minus 4 this morning.

Extended Forecast

Issued 03:00 AM AST 16 December 2019
Wednesday Wind northeast 15 to 20 knots.
Thursday Wind northeast 15 knots increasing to northwesterly 25.
Friday Wind northwesterly 25 knots.

Ice Forecast

Issued 10:00 AM EST 13 December 2019 Today Tonight and Saturday Open water except 5 tenths new ice along parts of the coasts. 

[ Canadian Ice Service ]

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Map of St. Lawrence - St. Lawrence River marine weather areas 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 13 December 2019 Today Tonight and Saturday

Ice Edge

First ice edge estimated from Nova Scotia near 4540N 6130W to Prince
Edward Island near 4625N 6205W. Sea ice west of the ice edge

Second ice edge estimated from Prince Edward Island near 4630N 6215W
to 4730N 6415W to 4850N 6335W to 4850N 6110W to 5050N 5805W to
Newfoundland near 5035N 5720W. Sea ice west and north of the ice
edge.

Ice Coverage

Open water except 5 tenths new ice along parts of the coasts.

Warnings

Warnings (In effect)

Gale warning in effect

Northumberland Strait

Issued 08:24 AM AST 16 December 2019

'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

Northumberland Strait

Issued 08:24 AM AST 16 December 2019

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 16 December 2019 Today Tonight and Tuesday At 3:00 a.m. AST today trough located over the Gulf of St. Lawrence.
By 3:30 p.m. AST today departing trough located over Newfoundland.

At 8:00 p.m. AST tonight ridge located over New England.
By 8:00 p.m. AST Tuesday ridge located over the Maritimes.

At 8:00 p.m. AST Tuesday approaching trough located west of
Georges Bank.

Marine Weather Statement

Issued 2:54 AM AST 16 December 2019 A trough extending southward over the Gulf of St. Lawrence will move
east of Newfoundland today. Gale to storm force westerlies will
gradually diminish tonight and Tuesday.

Late Tuesday, another trough will approach the region from Southern
New England. Winds will become moderate easterlies ahead of the
trough and then increase to strong southeasterlies. There is a
possibility of gale force southerlies over the Scotian Slope waters
late Tuesday.

Marine interests are advised that storm warnings are in effect for
Sable, East Scotian Slope, Laurentian Fan, Cabot Strait, Gulf -
Magdalen - northeastern half and Anticosti. Gale warnings are in
effect for all remaining waters.

In addition, freezing spray warnings are in effect for Cabot Strait
and all of the Gulf of St. Lawrence waters.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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