Northumberland Strait - western half

Forecast

Marine Forecast

Issued 08:00 PM ADT 22 March 2017

Tonight and Thursday

Gale warning in effect.

Wind northerly 35 to 45 knots backing to northwest 35 late overnight then diminishing to northwest 25 to 30 Thursday morning.

Periods of snow changing to flurries early Thursday morning and ending Thursday afternoon.

Freezing spray warning in effect.

Over open water freezing spray.

Low tonight minus 14. High Thursday minus 9.

Extended Forecast

Issued 03:30 PM ADT 22 March 2017
Friday Wind westerly 15 knots increasing to southwest 25 late in the day.
Saturday Wind southwest 20 to 25 knots veering to northwest 30.
Sunday Wind northwest 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EDT 22 March 2017 Today Tonight and Thursday Open water except 8 tenths of grey-white ice including 3 tenths of first-year ice along the Nova Scotia coast and in the west section. 

[ 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 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 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 2017 Today Tonight and Thursday

Ice Edge

First ice edge estimated from Nova Scotia near 4545N 6005W to 4520N
5925W to 4620N 5820W to Newfoundland near 4735N 5900W. Sea ice
northwest of the ice edge.

Second ice edge estimated from Nova Scotia near 4505N 6450W to New
Brunswick near 4525N 6520W. Sea ice east of the ice edge.

Ice Coverage

Open water except 8 tenths of grey-white ice including 3 tenths of
first-year ice along the Nova Scotia coast and in the west section.

Warnings

Warnings (In effect)

Gale warning in effect

Northumberland Strait - western half

Issued 8:00 PM ADT 22 March 2017

'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 - western half

Issued 8:00 PM ADT 22 March 2017

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 8:00 PM ADT 22 March 2017 Tonight and Thursday At 8:00 p.m. ADT tonight low 1000 mb located over the southern
Gulf of St. Lawrence.
By 3:00 a.m. ADT Thursday low 996 mb located near Cape Breton
Island.

At 3:30 p.m. ADT Thursday departing low 992 mb located south
of Newfoundland.

Marine Weather Statement

Issued 7:45 PM ADT 22 March 2017 A low pressure system over the Southern Gulf of St. Lawrence will
slowly track eastward tonight and Thursday. Gale to storm force north
to northwesterlies will develop north and west of the low.

In addition freezing spray will develop in the cold northerly winds
in the wake of the low.

Marine interests are advised that storm warnings are in effect for
eastern shore-eastern half, Sable-eastern half, Fourchu, Banquereau,
Cabot Strait, Northumberland Strait-eastern half and Gulf-Magdalen.
Gale warnings are in effect for all remaining waters.

Freezing spray warnings are in effect for all marine waters.

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