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Anticosti - southeastern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM AST 07 March 2026

Tonight and Sunday.

Gale warning in effect.

Wind southwesterly 35 knots diminishing to southwest 25 early Sunday morning and to northerly 10 to 15 early Sunday afternoon.

Snow or freezing rain changing to periods of rain this evening and ending Sunday afternoon. Fog patches forming after midnight and dissipating near noon Sunday.

Temperatures plus 1 falling to minus 4 Sunday evening.

Waves

Issued 05:00 PM AST 07 March 2026

Anticosti - eastern half

Tonight and Sunday. Over open water seas 2 to 3 metres building to 3 to 4 this evening then subsiding to 2 to 3 Sunday morning. Seas subsiding to 1 to 2 Sunday afternoon.

Anticosti - western half

Tonight and Sunday. Over open water seas 1 metre or less.

Extended Forecast

Issued 03:30 PM AST 07 March 2026
Monday Wind variable 10 to 15 knots increasing to southwest 20 to 25 in the afternoon.
Tuesday Wind westerly 35 knots diminishing to northwest 20.
Wednesday Wind north 15 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EST 7 March 2026 Today Tonight and Sunday 4 tenths new ice including 1 tenth grey ice except 7 tenths grey-white ice including 1 tenth first-year ice in the western section. Consolidated first-year ice along parts of the coasts. 

[ Canadian Ice Service ]

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Map of Atlantic - Newfoundland marine weather areas Englee Wreckhouse Winterland Branch Hill Stephenville Airport Eskasoni (First Nations) Grand Étang St. Lawrence St. John's Int'l Airport St. Anthony Airport Ingonish Beach Sagona Island Port aux Basques La Scie North Mountain Ferolle Point Twillingate Daniel's Harbour St.Paul Island Corner Brook Cape Race J.A. Douglas McCurdy Sydney Airport Burgeo West Chedabucto Bay – 44489 Bonavista Berry Hill Charlottetown Airport Argentia East Point North Cape Long Pond Banquereau - 44139 Îles de la Madeleine Airport Miscou Island Cartwright Airport Cap Whittle Blanc-Sablon Airport Natashquan Airport East Chedabucto Bay – 44488 Marticot Island Pool's Island Mary's Harbour Grates Cove Chevery
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 7 March 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to
4315N 6515W to 4549N 5807W to 4708N 5834W to 4630N 5615W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.

Ice Coverage

4 tenths new ice including 1 tenth grey ice except 7 tenths
grey-white ice including 1 tenth first-year ice in the western
section. Consolidated first-year ice along parts of the coasts.

 

Iceberg Bulletin

Issued 1:30 PM EST 7 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 8 Mar estimated from Newfoundland near
4640N 5310W to 4510N 4930W to 4540N 4345W to 4820N 4140W to 5210N
4630W to 5930N 5700W to 6150N 5400W to 5850N 5035W to 5810N 4530W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Anticosti - southeastern half

Issued 8:00 PM AST 07 March 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 8:00 PM AST 7 March 2026 Tonight and Sunday At 8:00 p.m. AST tonight dissipating low located south of East
Scotian Slope.

At 8:00 p.m. AST tonight trough located over Quebec.
By 3:30 p.m. ADT Sunday trough located over the Gulf of
St. Lawrence.

Marine Weather Statement

Issued 7:30 PM AST 7 March 2026 A trough of low pressure approaching from the west tonight will come
to lie over the Gulf of St. Lawrence Sunday afternoon. Winds will
increase to strong to gale force southwesterlies ahead of the trough.

Marine interests are advised that gale warnings are in effect for
Banquereau - northern half, Cabot Strait, Gulf-Magdalen -
northeastern half and Anticosti - southeastern half.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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