Language selection

Weather shortcuts

L'Isle-aux-Coudres to Tadoussac

Forecast

Marine Forecast

Issued 03:00 AM EST 18 January 2026

Today Tonight and Monday.

Gale warning in effect.

Wind light increasing to southwest 15 to 25 knots early this morning and to southwest 25 to 35 late this morning. Wind diminishing to southwest 15 to 25 this afternoon and to light this evening. Wind increasing to southwest 15 Monday afternoon and to southwest 15 to 25 Monday evening.

Scattered flurries ending this morning. Scattered flurries Monday late in the day. Visibility as low as 1 mile in flurries.

High today minus 3. Low tonight minus 11. High Monday minus 6.

Waves

Issued 03:00 AM EST 18 January 2026
Today Tonight and Monday. Mainly ice covered.

Extended Forecast

Issued 06:00 AM EST 18 January 2026
Tuesday Wind southwest 25 to 35 knots diminishing to southwest 15 to 25 in the afternoon.
Wednesday Wind southwest 15 knots diminishing to light late in the day.
Thursday Wind light increasing to southwest 15 to 25 knots late in the day.

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

Map of Atlantic - Maritimes marine weather areas Summerside Stephenville Airport North Cape Burgeo Pointe-des-Monts Port aux Basques Sagona Island St. Lawrence Tracadie Winterland Branch Hill Wreckhouse Halifax Harbour - 44258 LaHave Bank - 44150 Sept-Îles Airport Banquereau - 44139 Longue-Pointe-de-Mingan Île Rouge Île aux Perroquets Havre-Saint-Pierre Airport East Scotia Slope - 44137 Baie-Comeau Airport Mont-Joli Airport Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Heath Point Miscou Island Kouchibouguac Îles de la Madeleine Airport Kouchibouguac La Pocatière Grand Manan St. Stephen Fundy Park (Alma) New Carlisle Miramichi Pointe-au-Père Charlo Port Menier Bathurst Airport Île Bicquette Bas Caraquet Cap-Chat East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Lunenburg Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Nappan AAFC McNabs Island East Point Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island Cap-d'Espoir Beaver Island Baccaro Point
Legend:
buoy Buoy
land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

L'Isle-aux-Coudres to Tadoussac

Issued 03:00 AM EST 18 January 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 EST 18 January 2026 Today Tonight and Monday At 3:00 a.m. EST today departing ridge located on a line
northwest-southeast over Natashquan.

At 3:00 a.m. EST today low 1006 mb located near Lake Saint-Jean.
By 7:00 p.m. EST tonight weakening low 1012 mb located near
Sept-Îles.

At 7:00 p.m. EST tonight low 1008 mb located over Lake Superior.
By 7:00 p.m. EST Monday low 1002 mb located west of Lake Saint-Jean.

Atlantic - Maritimes Area

Another Region

Date modified: