Northumberland Strait - western half

Forecast

Marine Forecast

Issued 03:00 AM ADT 31 March 2015

Today Tonight and Wednesday

Wind southerly 15 to 20 knots diminishing to variable 10 to 15 this morning then increasing to northwesterly 20 to 25 this evening.

Flurries changing to periods of snow this morning then to showers and flurries this afternoon and ending near midnight. Visibility 1 mile or less in precipitation.

Freezing spray warning in effect.

Over open water freezing spray beginning after midnight.

Temperatures zero falling to minus 6 overnight.

Extended Forecast

Issued 03:00 AM ADT 31 March 2015
Thursday Wind northwest 30 knots diminishing to northwest 20 late in the day.
Friday Wind southeast 25 knots becoming west 25.
Saturday Wind light increasing to northeast 30 knots.

Ice Forecast

Issued 10:00 AM EDT 30 March 2015 Today Tonight and Tuesday 6 tenths of first-year ice. 

[ 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 Kemptville Beauport Deschambault L'Assomption Quebec Lesage Int'l Airport Trois-Rivières Airport Nicolet Saint-Hubert Airport Baie-Comeau Airport Cap-Rouge Charlevoix 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 Rivière-du-Loup 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 Varennes 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 30 March 2015 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from Nova Scotia near 4515N 6100W to 4445N
6100W to 4430N 5800W to 4600N 5700W to 4730N 5800W to Newfoundland
near 4720N 5520W. Sea ice north and west of the ice edge.

Second ice edge estimated from New Brunswick near 4520N 6530W to
Nova Scotia near 4500N 6505W. Sea ice north of the ice edge.

Ice Coverage

6 tenths of first-year ice.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Northumberland Strait

Issued 03:00 AM ADT 31 March 2015

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 3:00 AM ADT 31 March 2015 Today Tonight and Wednesday At 3:00 a.m. ADT today departing ridge located over the eastern
Marine District.

At 3:00 a.m. ADT today trough located on a line north-south over
the western Marine District.
By 8:00 p.m. ADT tonight trough located on a line
northwest-southeast over southern Newfoundland.

At 10:00 a.m. ADT Wednesday deepening low 995 mb located south of
West Scotian Slope.
By 8:00 p.m. ADT Wednesday low 983 mb located near Laurentian Fan.

Marine Weather Statement

Issued 2:56 AM ADT 31 March 2015 A trough of low pressure over the western marine district will
gradually move eastward today to lie over Southern Newfoundland this
evening. Over southern waters strong to gale force southerlies ahead
of the trough shift to strong to gale force westerlies in its wake.

Meanwhile a low pressure system is forecast to develop overnight
tonight to lie just south of West Scotian Slope Wednesday morning.
It will deepen as it moves northeastward to lie near Laurentian Fan
Wednesday evening. Gale force northeasterlies are expected ahead of
the low with gale force northwesterlies in its wake.
These northwesterlies could briefly reach storm force.

Marine interests are advised gale warnings are in effect for georges
Bank..West Scotian Slope..Eastern shore - eastern half..Sable -
Eastern half..East Scotian Slope..Fourchu..Banquereau and Laurentian
Fan. Freezing spray warnings are in effect for Cabot Strait and all
Gulf of St. Lawrence waters.

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