Anticosti

Forecast

Marine Forecast

Issued 08:00 PM AST 20 February 2019

Tonight and Thursday.

Wind northwest 25 to 30 knots with gusts to 45 in the Honguedo Strait this evening. Wind diminishing to northwest 15 to 20 late overnight and to variable 10 to 15 early Thursday morning. Wind increasing to southerly 15 to 20 Thursday afternoon then diminishing to light Thursday evening.

Flurries ending late overnight. Periods of snow beginning early Thursday afternoon. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Over open water severe freezing spray becoming moderate ending overnight.

Low tonight minus 16. High Thursday minus 10.

Waves

Issued 05:00 PM AST 20 February 2019
Tonight and Thursday. Over open water seas 1 to 2 metres subsiding to 1 or less late overnight.

Extended Forecast

Issued 03:30 PM AST 20 February 2019
Friday Wind northwest 15 to 20 knots increasing to northwest 25 in the afternoon.
Saturday Wind northwest 20 to 25 knots.
Sunday Wind light increasing to easterly 20 to 30 knots late in the day.

Ice Forecast

Issued 10:00 AM EST 20 February 2019 Today Tonight and Thursday Ice pressure warning in effect. 7 tenths grey ice except 9 tenths grey-white ice including 3 tenths first-year ice in the southwestern section. Strong ice pressure today easing Thursday morning in the southwestern section. 

[ 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 20 February 2019 Today Tonight and Thursday

Ice Edge

First ice edge estimated from New Brunswick near 4510N 6610W to Nova
Scotia near 4440N 6550W. Sea ice east of the ice edge.

Second ice edge estimated from Nova Scotia near 4400N 6440W to 4500N
6130W to 4430N 5835W to 4555N 5715W to 4720N 5850W to Newfoundland
near 4720N 5515W. Sea ice north and west of the ice edge.

Ice Coverage

Ice pressure warning in effect.

7 tenths grey ice except 9 tenths grey-white ice including 3 tenths
first-year ice in the southwestern section. Strong ice pressure
today easing Thursday morning in the southwestern section.

 

Iceberg Bulletin

Issued 11:00 AM EST 20 February 2019

Iceberg Limit

Iceberg limit at 0000 UTC 20 Feb estimated from Newfoundland near
4725N 5250W to 4705N 4800W to 4900N 4625W to 5235N 4700W to 5700N
5400W to 6040N 5945W to 6325N 5535W to 5700N 4900W then eastwards.

Western iceberg limit at 0000 UTC 20 Feb estimated from the Labrador
coast near 5150N 5615W to Newfoundland near 5130N 5600W.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Freezing spray warning in effect

Anticosti

Issued 8:00 PM AST 20 February 2019

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.

Ice pressure warning in effect

Anticosti

Issued 10:00 AM EST 20 February 2019

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM AST 20 February 2019 Tonight and Thursday At 8:00 p.m. AST tonight ridge located over the western Marine
District.
By 10:00 a.m. AST Thursday ridge located from Anticosti Island to
East Scotian Slope.

At 10:00 a.m. AST Thursday low 1007 mb located west of Georges Bank.
By 8:00 p.m. AST Thursday low 998 mb located over East Scotian
Slope.

Marine Weather Statement

Issued 7:51 PM AST 20 February 2019 A ridge of high pressure west of the Maritimes will gradually build
across the district tonight and Thursday. Gale force northwesterlies
ahead of the ridge will diminish from west to east as it nears the
region. Meanwhile a low pressure system will approach southwestern
waters Thursday morning and will move to lie over East Scotian Slope
Thursday evening. Winds will strengthen to strong to gale force
southeasterlies ahead of the low then shift to strong to gale force
westerlies in its wake.

Gale warnings are in effect for Georges Bank, West Scotian Slope,
eastern shore - eastern half, Sable - eastern half, East Scotian
Slope, Fourchu, Banquereau, Laurentian Fan, Cabot Strait and
Gulf-Magdalen - northeastern half.

Marine interests are also advised that freezing spray warnings are in
effect for southwestern shore, LaHave Bank, eastern shore, Sable,
East Scotian Slope, Fourchu, Banquereau, Laurentian Fan, Cabot
Strait, Gulf Magdalen - northeastern half, and Anticosti.

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