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Pointe-des-Monts to Anticosti - southern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 29 April 2025

Today Tonight and Wednesday.

Storm warning in effect.

Wind southerly 15 to 25 knots except south 35 near the coast. Wind becoming southerly 10 to 20 near noon then increasing to westerly 40 to 50 Wednesday morning. Wind diminishing to northwest 30 to 40 Wednesday evening.

Showers beginning near noon becoming flurries or showers near noon Wednesday. Visibility as low as 1 mile in precipitation.

Waves

Issued 03:00 AM EDT 29 April 2025
Today Tonight and Wednesday. Seas 1 metre or less building to 2 to 3 Wednesday morning.

Extended Forecast

Issued 06:00 PM EDT 28 April 2025
Wednesday Wind southerly 15 knots increasing to westerly 30 to 40 in the morning.
Thursday Wind northwest 15 to 25 knots diminishing to west 10 to 15.
Friday Wind light increasing to east 15 to 25 knots.

Ice Forecast

Issued 10:00 AM EDT 27 April 2025 Today Tonight and Monday Ice free. 

[ Canadian Ice Service ]

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Map of St. Lawrence - St. Lawrence River marine weather areas Cap-Chat Mont-Joli Airport Bathurst Airport Île Bicquette Charlo Port Menier Miramichi Pointe-au-Père Fundy Park (Alma) New Carlisle Grand Manan Bas Caraquet CFB Bagotville Jonquière Mistook Normandin Roberval Airport Deschambault Beauport North Bay Airport Trois-Rivières Airport Lake Nipissing - 45152 Kouchibouguac Baie-Comeau Airport Île d'Orléans Saint-Anicet Sainte-Anne-de-Bellevue Cap-Rouge Lac Memphrémagog Saint-Hubert Airport Montréal-Trudeau Int'l Airport Île Rouge Lac Saint-Pierre L'Isle-aux-Grues L'Assomption Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts North Cape Pointe-Noire Yarmouth Airport Cap-d'Espoir Brier Island Rivière-la-Madeleine St. Stephen Gaspé Airport Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac La Pocatière
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 27 April 2025 Today Tonight and Monday

Ice Edge

First ice edge estimated from Quebec near 4832N 6412W to 4835N 6404W
to 4844N 6402W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.

Second ice edge estimated from Quebec near 5011N 6057W to 4955N
6023W to 5107N 5730W to Newfoundland near 5029N 5728W. Sea ice north
then east of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Storm warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 03:00 AM EDT 29 April 2025

'Storm' force winds of 48 to 63 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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 29 April 2025 Today Tonight and Wednesday At 3:00 a.m. EDT today ridge located from the East Coast of the
U.S. to Newfoundland.
By 8:00 a.m. EDT Wednesday departing ridge located off Newfoundland.

At 3:00 a.m. EDT today low 998 mb located over Lake Superior.
By 8:00 p.m. EDT Wednesday low 993 mb located over the Quebec
Lower North Shore.

At 8:00 p.m. EDT tonight high 1022 mb located over Lake Superior.
By 8:00 p.m. EDT Wednesday high 1023 mb located over western Quebec.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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