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Gulf - Magdalen - southeastern half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 12 March 2026

Today Tonight and Friday.

Gale warning in effect.

Wind southeast 35 knots with gusts to 45 from Margaree Harbour to Bay St. Lawrence. Wind becoming southwest 35 near noon then diminishing to southwest 20 late this afternoon. Wind diminishing to light this evening then increasing to north 20 late overnight. Wind backing to northwest 25 Friday morning then increasing to west 35 near noon Friday. Wind diminishing to west 25 Friday evening.

Rain and fog patches changing to flurries overnight and ending Friday morning.

Freezing spray warning in effect.

Over open water freezing spray beginning Friday morning.

Temperatures minus 1 rising to plus 4 this afternoon then falling to minus 8 Friday evening.

Waves

Issued 05:00 AM ADT 12 March 2026
Today Tonight and Friday. Over open water seas 1 to 2 metres building to 2 to 3 this morning and to 3 to 4 Friday afternoon.

Extended Forecast

Issued 03:00 AM ADT 12 March 2026
Saturday Wind variable 15 knots increasing to east 35 in the afternoon.
Sunday Wind northwest 35 knots diminishing to northwest 20.
Monday Wind southeast 15 to 20 knots increasing to south 35.

Ice Forecast

Issued 10:00 AM EDT 12 March 2026 Today Tonight and Friday 3 tenths first-year ice. Consolidated first-year ice along parts of the Prince Edward Island coast. 

[ 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 EDT 12 March 2026 Today Tonight and Friday

Ice Edge

Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to
4315N 6515W to 4603N 5814W to 4722N 5805W to 4643N 5628W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.

Ice Coverage

3 tenths first-year ice. Consolidated first-year ice along parts of
the Prince Edward Island coast.

 

Iceberg Bulletin

Issued 2:59 PM EDT 11 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 Mar estimated from Newfoundland near
4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5930N
5700W to 6120N 5400W to 5825N 4900W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Gulf - Magdalen - southeastern half

Issued 10:00 AM ADT 12 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.

Freezing spray warning in effect

Gulf - Magdalen - southeastern half

Issued 10:00 AM ADT 12 March 2026

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 12 March 2026 Today Tonight and Friday At 10:00 a.m. ADT today low 994 mb located over southern Quebec.
By 3:30 p.m. ADT today low 994 mb located over the Gulf of
St. Lawrence.

At 3:00 a.m. ADT Friday trough from low located on a line
northeast-southwest over the eastern Marine District.
By 8:00 p.m. ADT Friday departing trough located east of the
Grand Banks.

Marine Weather Statement

Issued 9:34 AM ADT 12 March 2026 A low pressure system is continuing to approach from Southern Quebec
will move eastward across the Gulf of St. Lawrence today. Strong to
gale force southeasterlies have developed in the Gulf region ahead of
the low this morning and is forecast to become strong to gale force
northwesterlies in its wake this afternoon.

Marine interests are advised that gale warnings are in effect for all
waters except for Fundy, Northumberland Strait, and Chaleur - Miscou
- western half.

Marine interests are also advised that freezing spray warnings are in
effect for Cabot Strait - northern half and all Gulf of St. Lawrence
waters except Northumberland Strait.

Atlantic - Newfoundland Area

Another Region

Marine Weather for Canada

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