Northumberland Strait


Marine Forecast

Issued 10:00 AM AST 12 November 2018

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind westerly 25 knots diminishing to westerly 15 to 20 after midnight and to light early Tuesday morning. Wind increasing to southerly 15 near noon Tuesday and to southeast 20 Tuesday afternoon. Wind increasing to southeast 30 Tuesday evening.

Flurries over eastern sections today and this evening. Snow beginning near noon Tuesday changing to rain or snow Tuesday afternoon. Visibility 1 mile or less in rain.

Temperatures minus 2 rising to plus 4 Tuesday evening.

Extended Forecast

Issued 03:00 AM AST 12 November 2018
Wednesday Wind westerly 40 knots.
Thursday Wind northwest 35 knots diminishing to northwest 15 to 20 late in the day.
Friday Wind southwest 15 knots increasing to easterly 25 to 30 late in the day.

Ice Forecast

Issued 10:00 AM EDT 26 May 2018 Forecasts available to mariners upon request. 

[ Canadian Ice Service ]

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Weather Conditions

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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 EDT 26 May 2018

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Forecasts available to mariners upon request.


Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 10:00 AM AST 12 November 2018

'Strong' winds of 20 to 33 knots are 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.


Technical Marine Synopsis

Issued 10:00 AM AST 12 November 2018 Today Tonight and Tuesday At 10:00 a.m. AST today departing low 971 mb located east of
Labrador Coast.

At 10:00 a.m. AST today high located on a line north-south over
Cape Cod.
By 8:00 p.m. AST Tuesday high located east of the Marine District.

At 10:00 a.m. AST Tuesday deepening low 1010 mb located over the
East Coast of the U.S.
By 8:00 p.m. AST Tuesday low 995 mb located near Grand Manan.

Marine Weather Statement

Issued 9:47 AM AST 12 November 2018 A deep low pressure system off the South Labrador Coast will continue
moving eastward today. Strong to gale force westerly winds in the
wake of this disturbance will gradually diminish as the low moves
further away from the district and a ridge of high pressure builds in
from the west.

A second low pressure system will develop along the eastern us
seaboard Tuesday morning and will rapidly intensify as it tracks
northeastward towards the Maritimes. Increasing southeasterly winds
will reach gale, or possibly storm force, over southwestern waters
ahead of this low pressure system.

Marine interests are advised that gale warnings are in effect for all
waters except Fourchu, Northumberland Strait, and Chaleur-Miscou.

Outlook for the start-up of the Southwest New Brunswick lobster

Today..Winds northwest 25 knots diminishing to northwest 15 to 20
this evening. Winds diminishing to light near midnight.
Tuesday..Winds light becoming southeast 15 to 20 knots in the morning
then increasing to southeast 25 near noon and to southeast 35 late in
the afternoon. Winds increasing further to south 45 knots in the
evening for Grand Manan.
Wednesday..Winds west 40 knots.

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