Marine Forecast

Issued 03:00 AM ADT 19 March 2018

Today Tonight and Tuesday.

Wind northwest 20 knots backing to west 25 this morning then diminishing to west 15 Tuesday morning. Wind diminishing to light Tuesday evening.

A few flurries beginning this morning and ending Tuesday morning.

Freezing spray warning in effect.

Freezing spray ending this evening.

Temperatures minus 7 rising to plus 1 Tuesday evening.


Issued 05:00 AM ADT 19 March 2018
Today Tonight and Tuesday. Seas 1 to 2 metres subsiding to 1 or less Tuesday evening.

Extended Forecast

Issued 03:00 AM ADT 19 March 2018
Wednesday Wind northeast 10 to 15 knots increasing to northeast 25 to 35 in the afternoon.
Thursday Wind northeast 35 knots.
Friday Wind northerly 20 knots.

Ice Forecast

Issued 10:00 AM EDT 18 March 2018 Today Tonight and Monday Open water. 

[ 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 18 March 2018 Today Tonight and Monday

Ice Edge

Ice edge estimated from Nova Scotia near 4520N 6100W to 4510N 6005W
to 4535N 5900W to 4705N 5900W to 4700N 5715W to Newfoundland near
4730N 5610W. Sea ice north of the ice edge.

Ice Coverage

Open water.


Warnings (In effect)

Freezing spray warning in effect


Issued 03:00 AM ADT 19 March 2018

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.


Technical Marine Synopsis

Issued 3:00 AM ADT 19 March 2018 Today Tonight and Tuesday At 3:00 a.m. ADT today quasi-stationary low located northeast of
the Marine District.

At 3:00 a.m. ADT Tuesday ridge located over New England.
By 8:00 p.m. ADT Tuesday ridge located over the western Marine

Marine Weather Statement

Issued 2:49 AM ADT 19 March 2018 A quasi-stationary low pressure system northeast of the district will
maintain a cold and unstable flow over the region for the next few
days. Strong to gale force west to northwesterlies will persist
across the marine district until winds weaken with a ridge
approaching from the west Tuesday evening. Freezing spray is expected
over most areas except southernmost waters.

Marine interests are advised that gale warnings are in effect for
West Scotian Slope, East Scotian Slope, Cabot Strait - northern half,
Gulf-Magdalen - northeastern half, and Anticosti - western half.
Freezing spray warnings are in effect for Fundy, Grand Manan,
Lurcher, southwestern shore, eastern shore, Fourchu, Banquereau,
Cabot Strait and all Gulf of St. Lawrence waters.

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