Language selection

Weather shortcuts

Pointe-des-Monts to Anticosti - southern half

Forecast

Marine Forecast

Issued 03:00 AM EDT 22 March 2025

Today Tonight and Sunday.

Wind west 15 to 25 knots diminishing to west 10 to 15 this evening then increasing to northwest 20 to 30 overnight. Wind northwest 20 to 30 Sunday.

Flurries ending early this morning. Flurries Sunday. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray beginning Sunday morning.

Temperatures zero falling to minus 7 Sunday evening.

Waves

Issued 03:00 AM EDT 22 March 2025
Today Tonight and Sunday. Seas 1 metre or less building to 1 to 2 this morning.

Extended Forecast

Issued 06:00 AM EDT 22 March 2025
Monday Wind west 10 to 20 knots becoming southeasterly 15 to 25 in the afternoon.
Tuesday Wind southeasterly 15 to 25 knots backing to northeast 15 to 25.
Wednesday Wind east 15 to 25 knots.

Ice Forecast

Issued 10:00 AM EDT 21 March 2025 Today Tonight and Saturday Open water. 

[ Canadian Ice Service ]

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 21 March 2025 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Nova Scotia near 4521N 6100W to 4549N 5906W
to Newfoundland near 4736N 5740W. Sea ice north and west of the ice
edge.

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 03:00 AM EDT 22 March 2025

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 EDT 22 March 2025 Today Tonight and Sunday At 3:00 a.m. EDT today low 987 mb located over Prince Edward Island.
By 8:00 p.m. EDT Sunday low 978 mb located over Labrador Sea.

At 3:00 a.m. EDT today dissipating ridge located on a line
north-south over Saguenay River.

At 3:00 a.m. EDT today trough located on a line northeast-southwest
over Lake Huron.
By 8:00 p.m. EDT Sunday trough located on a line north-south over
Cape Breton Island.

St. Lawrence - St. Lawrence River Area

Another Region

Date modified: