Marine Forecast

Issued 08:00 PM ADT 22 March 2018

Tonight and Friday.

Gale warning in effect.

Wind northerly 25 to 35 knots becoming northwest 25 late overnight then diminishing to northwest 15 to 20 Friday afternoon.

Snow or rain changing to a few flurries this evening and ending late overnight. Visibility 1 mile or less in precipitation.


Issued 05:00 PM ADT 22 March 2018
Tonight and Friday. Seas 4 to 6 metres subsiding to 3 to 4 early Friday morning and to 2 to 3 near noon Friday. Seas subsiding to 1 to 2 Friday evening.

Extended Forecast

Issued 03:30 PM ADT 22 March 2018
Saturday Wind northeast 15 knots increasing to northeast 25 in the afternoon.
Sunday Wind northeast 30 knots.
Monday Wind northeast 20 to 25 knots.

Ice Forecast

Issued 10:00 AM EDT 22 March 2018 Today Tonight and Friday Ice free. 

[ 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 L'Assomption Trois-Rivières Airport Saint-Hubert Airport Baie-Comeau Airport Cap-Rouge Pointe de l'Islet Sept-Îles Airport Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier 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 Île d'Orléans Île aux-Grues Lac Saint-Pierre Lac Memphremagog Sainte-Anne-de-Bellevue Saint-Anicet Île Rouge Pointe Claveau Pointe-des-Monts Pointe-Noire Île Bicquette Cap-Chat Montréal-Trudeau Int'l Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 22 March 2018 Today Tonight and Friday

Ice Edge

Ice edge estimated from Nova Scotia near 4520N 6100W to 4510N 6005W
to 4530N 5810W to 4650N 5725W to Newfoundland near 4730N 5610W. Sea
ice north of the ice edge.

Ice Coverage

Ice free.


Warnings (In effect)

Gale warning in effect


Issued 8:00 PM ADT 22 March 2018

'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.


Technical Marine Synopsis

Issued 3:30 PM ADT 22 March 2018 Tonight and Friday At 3:30 p.m. ADT today low 989 mb located near LaHave Bank.
By 10:00 a.m. ADT Friday low 991 mb located over Cabot Strait.

At 3:30 p.m. ADT today warm front from low located from LaHave
Bank to Laurentian Fan.
By 10:00 a.m. ADT Friday warm front from low located from Cabot
Strait to the Avalon Peninsula.

Marine Weather Statement

Issued 7:23 PM ADT 22 March 2018 A low pressure system near LaHave Bank at forecast time will slowly
move northeast to lie over Cabot Strait Friday morning before moving
off across Newfoundland later on Friday. Over northern waters east to
northeast gales will shift to strong to gale force northwesterlies on
Friday. Over southern waters strong to gale force southwesterlies
will diminish to moderate to strong westerlies later on Friday.

Marine interests are advised that gale warnings are in effect for all
waters except eastern shore, Fourchu, the western half of
Chaleur-Miscou, and the northwestern half of Anticosti.

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