Northumberland Strait - western half

Forecast

Marine Forecast

Issued 10:00 AM AST 25 February 2018

Today Tonight and Monday.

Wind northeast 10 to 15 knots veering to southeast 15 this afternoon then increasing to southeast 25 this evening. Wind veering to south 15 to 20 Monday morning then becoming northwest 20 Monday evening.

Snow beginning this evening changing to a few showers or flurries near noon Monday and ending Monday evening. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Over open water freezing spray tonight.

Temperatures minus 11 rising to plus 1 Monday afternoon.

Extended Forecast

Issued 03:00 AM AST 25 February 2018
Tuesday Wind northwest 25 knots diminishing to northwesterly 15 to 20 late in the day.
Wednesday Wind northwesterly 15 to 20 knots.
Thursday Wind northerly 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EST 25 February 2018 Today Tonight and Monday 8 tenths grey ice except 9 plus tenths grey-white ice including 3 tenths first-year ice in the eastern 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 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 EST 25 February 2018 Today Tonight and Monday

Ice Edge

First ice edge estimated from New Brunswick near 4530N 6515W to Nova
Scotia near 4505N 6500W. Sea ice northeast of the ice edge.

Second ice edge estimated from Nova Scotia near 4430N 6330W to 4525N
6015W to 4515N 5710W to 4625N 5650W to 4730N 5855W to Newfoundland
near 4705N 5555W. Sea ice north of the ice edge.

Ice Coverage

8 tenths grey ice except 9 plus tenths grey-white ice including 3
tenths first-year ice in the eastern section.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Northumberland Strait - western half

Issued 10:00 AM AST 25 February 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.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM AST 25 February 2018 Today Tonight and Monday At 10:00 a.m. AST today ridge located on a line north-south over
the Gaspe Peninsula.
By 3:00 a.m. AST Monday departing ridge located on a line
north-south over eastern Banquereau.

At 8:00 p.m. AST tonight trough located west of the Marine District.
By 8:00 p.m. AST Monday low 1006 mb located over Fourchu.

Marine Weather Statement

Issued 3:09 PM AST 25 February 2018 A trough of low pressure will approach the western marine district
this evening then move slowly eastward to lie over the eastern marine
district Monday evening while developing into a low pressure system.
Strong to gale force southeasterlies will develop ahead of the trough
then shift to strong northwesterlies in its wake.

Marine interests are advised that gale warnings are in effect for
Lurcher, Browns Bank, Georges Bank, LaHave Bank, West Scotian Slope,
eastern shore-eastern half, Sable, East Scotian Slope, Banquereau and
Laurentian Fan. Freezing spray warnings are in effect for all Gulf of
St. Lawrence waters.

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