Gulf - Magdalen - western half

Forecast

Marine Forecast

Issued 03:00 AM AST 12 December 2018

Today Tonight and Thursday.

Wind west 10 to 15 knots veering to north 20 this morning then increasing to north 30 this afternoon. Wind diminishing to northwest 15 to 20 overnight then backing to west 20 Thursday evening.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray beginning this afternoon and ending overnight.

High today minus 4. Low tonight minus 10. High Thursday minus 4.

Waves

Issued 05:00 AM AST 12 December 2018
Today Tonight and Thursday. Seas 1 to 2 metres building to 3 to 4 this afternoon then subsiding to 2 Thursday morning.

Extended Forecast

Issued 03:00 AM AST 12 December 2018
Friday Wind west 25 knots.
Saturday Wind southwest 20 knots increasing to northwest 30.
Sunday Wind northwest 30 knots diminishing to northwest 15 to 20.

Ice Forecast

Issued 10:00 AM EST 11 December 2018 Today Tonight and Wednesday Ice free except 7 tenths new ice including 3 tenths grey ice along parts of the coasts. 

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

Ice Forecasts

Issued 10:00 AM EST 11 December 2018 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from Nova Scotia near 4545N 6210W to 4630N
6150W to 4705N 6400W to 4850N 6350W to 4925N 6515W to 4910N 6700W to
4955N 6605W to 4845N 6155W to 5115N 5740W to Newfoundland near 5040N
5715W. Sea ice west and north of the ice edge.

Second ice edge estimated from 4700N 6155W to 4715N 6220W to 4750N
6130W to 4735N 6105W to 4700N 6155W. Sea ice within the ice edge.

Ice Coverage

Ice free except 7 tenths new ice including 3 tenths grey ice along
parts of the coasts.

 

Iceberg Bulletin

Issued 11:00 AM EST 11 December 2018

Iceberg Limit

Iceberg limit at 0000 UTC 12 Dec estimated from Newfoundland near
5110N 5545W to 5110N 5430W to 5230N 5000W to 5500N 5000W to 5730N
5700W to 6000N 5900W.

Western iceberg limit at 0000 UTC 12 Dec estimated from the Labrador
coast near 5145N 5630W to Newfoundland near 5125N 5615W.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Freezing spray warning in effect

Gulf - Magdalen - western half

Issued 03:00 AM AST 12 December 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 3:00 AM AST 12 December 2018 Today Tonight and Thursday At 3:00 a.m. AST today intensifying low 985 mb located south of
West Scotian Slope.
By 3:30 p.m. AST today low 960 mb located over the southern
Grand Banks.

At 3:00 a.m. AST Thursday ridge located on a line north-south over
New England.
By 8:00 p.m. AST Thursday ridge located on a line north-south over
the Gulf of Maine.

Marine Weather Statement

Issued 2:52 AM AST 12 December 2018 An intensifying low pressure system currently south of the Scotian
Slope will move to lie near Laurentian Fan later this morning.
This will give strong to gale force north to northeasterlies to slope
waters which will increase to gale to storm force northerlies for
Laurentian Fan waters. Cold strong to gale force northerlies
developing behind the low will give freezing spray to parts of the
north and western marine district.

Marine interests are advised that a storm warning is in effect for
Laurentian Fan. Gale warnings are in effect for Sable, East Scotian
Slope, Banquereau-southeastern half, Cabot Strait, Northumberland
Strait-eastern half and Gulf-Magdalen-eastern half.

In addition, freezing spray warnings are in effect for Fundy, Grand
Manan, Lurcher, southwestern shore, eastern shore, Fourchu, Cabot
Strait, Northumberland Strait, Gulf-Magdalen, Chaleur-Miscou and
Anticosti.

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