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Southwest Coast

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 12 March 2026

Tonight and Friday.

Gale warning in effect.

Wind southwest 35 knots except variable 10 to 15 over western sections. Wind increasing to west 35 to 45 near noon Friday.

Rain and fog banks with a risk of thunderstorms late this evening changing to flurries Friday afternoon.

Freezing spray warning in effect.

Freezing spray over western sections Friday afternoon and evening.

Temperatures plus 6 falling to minus 5 to zero Friday afternoon.

Waves

Issued 06:00 PM NDT 12 March 2026
Tonight and Friday. Seas 2 to 3 metres becoming 3 to 5 this evening except 2 to 3 over western sections tonight and Friday morning and 5 to 7 over eastern sections Friday late in the day

Extended Forecast

Issued 03:30 PM NDT 12 March 2026
Saturday Wind northwest 25 to 35 knots diminishing to variable 10 to 15 in the morning then increasing to southeast 25 to 35 late in the day.
Sunday Wind east 25 to 35 knots becoming northwest 25.
Monday Wind northwest 15 to 20 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 12 March 2026 Today Tonight and Friday Open water. Consolidated grey ice in a few sheltered bays. 

[ 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
Legend:
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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

Open water. Consolidated grey ice in a few sheltered bays.

 

Iceberg Bulletin

Issued 2:53 PM EDT 12 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Mar estimated from Newfoundland near
4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5220N
4615W to 5650N 5345W to 5930N 5700W to 6120N 5400W to 5825N 4900W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Southwest Coast

Issued 8:00 PM NDT 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

Southwest Coast

Issued 8:00 PM NDT 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 8:00 PM NDT 12 March 2026 Tonight and Friday At 8:00 p.m. NDT tonight deepening low 993 mb located over the
Gulf of St. Lawrence.
By 8:00 p.m. NDT Friday low 963 mb located over Belle Isle Bank.

Marine Weather Statement

Issued 7:54 PM NDT 12 March 2026 A deepening low pressure system over the Gulf of St. Lawrence will
move over Western Newfoundland tonight and stall before moving across
the Northeast Coast and Belle Isle Bank late in the day on Friday.
Strong to gale force northeasterlies to southeasterlies are expected
north of the low tonight with strong to gale force southwesterlies to
its south. As the low rapidly deepens on Friday, gale to storm force
northwesterlies to southwesterlies will develop to its south.

Marine interests are advised that storm warnings are in effect for
East Coast, Northeast Coast, Belle Isle Bank, and Funk Island Bank.
Gale warnings are in effect for all remaining waters.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle, Gulf waters, Southwest Coast,
Northeast Coast, and Belle Isle Bank.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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