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Anticosti - eastern half

Forecast

Marine Forecast

Issued 10:00 AM ADT 23 April 2024

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind west 30 knots diminishing to southwest 20 near noon then increasing to south 25 to 30 this afternoon. Wind diminishing to south 20 Wednesday morning then backing to southeast 15 to 20 Wednesday afternoon. Wind diminishing to north 10 to 15 Wednesday evening.

Showers Wednesday afternoon and evening changing to flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray ending near noon.

Temperatures minus 5 rising to plus 5 near midnight then falling to zero Wednesday evening.

Waves

Issued 05:00 AM ADT 23 April 2024
Today Tonight and Wednesday. Seas 3 to 4 metres subsiding to 1 to 2 near noon then building to 2 to 3 near midnight. Seas subsiding to 1 to 2 near noon Wednesday.

Extended Forecast

Issued 03:00 AM ADT 23 April 2024
Thursday Wind northwest 25 to 35 knots.
Friday Wind northwest 15 to 20 knots backing to westerly 20 to 25.
Saturday Wind southwest 15 to 20 knots increasing to southwest 25 late in the day.

Ice Forecast

Issued 10:00 AM EDT 22 April 2024 Today Tonight and Tuesday Bergy water except 1 tenth rotten first-year ice along parts of the Quebec coast. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of St. Lawrence - St. Lawrence River marine weather areas Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport L'Isle-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 Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac 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 EDT 22 April 2024 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Quebec near 5013N 6313W to 4951N 6034W to
5114N 5741W to 5117N 5728W then northeastward. Sea ice north then
east of the ice edge.

Ice Coverage

Bergy water except 1 tenth rotten first-year ice along parts of the
Quebec coast.

 

Iceberg Bulletin

Issued 3:12 PM EDT 22 April 2024

Iceberg Limit

Iceberg limit at 0000 UTC 23 Apr estimated from Newfoundland near
4729N 5245W to 4805N 4945W to 5155N 4710W to 5445N 4940W to 5445N
4940W to 5625N 4855W then eastward.

Western iceberg limit at 0000 UTC 23 Apr estimated from Quebec near
5013N 6130W to Newfoundland near 4905N 5804W.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northeast of the
western iceberg limit.
Warnings

Warnings (In effect)

Strong wind warning in effect

Anticosti - eastern half

Issued 10:00 AM ADT 23 April 2024

'Strong' winds of 20 to 33 knots are 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.

Freezing spray warning in effect

Anticosti - eastern half

Issued 10:00 AM ADT 23 April 2024

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 ADT 23 April 2024 Today Tonight and Wednesday At 3:00 a.m. ADT Wednesday trough located over East Scotian Slope.
By 8:00 p.m. ADT Wednesday trough located from Laurentian Fan to
the Gulf of St. Lawrence.

At 10:00 a.m. ADT today trough located on a line northeast-southwest
over Quebec.
By 10:00 a.m. ADT Wednesday trough located from Maine to the Quebec
Lower North Shore.

Marine Weather Statement

Issued 9:44 AM ADT 23 April 2024 A trough of low pressure will approach the marine district from the
south today and will lie over East Scotian Slope tonight. The trough
will move northward to lie from Cabot Strait to Laurentian Fan
Wednesday evening. Strong easterlies over southeastern waters ahead
of the trough will veer to strong to gale force southerlies on
Wednesday as the trough moves northward.

Marine interests are advised that a gale warning is in effect for
Laurentian Fan - eastern half.

A freezing spray warning is in effect for Anticosti - eastern half.

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