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Southwest Coast

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 11 March 2026

Tonight and Thursday.

Gale warning in effect.

Wind northeast 15 knots increasing to east 25 near midnight then veering to southeast 30 Thursday morning. Wind increasing to southwest 35 Thursday afternoon.

Periods of snow beginning near midnight changing to freezing rain Thursday morning then to rain and fog banks near noon Thursday.

Temperatures zero rising to plus 6 Thursday afternoon.

Waves

Issued 06:00 PM NDT 11 March 2026
Tonight and Thursday. Seas 1 to 2 metres subsiding to 1 or less this evening then building to 1 to 2 late overnight. Seas building to 2 to 3 Thursday morning and to 3 to 4 Thursday evening.

Extended Forecast

Issued 03:30 PM NDT 11 March 2026
Friday Wind southwest 25 to 35 knots veering to west 35 to 45 in the afternoon.
Saturday Wind west 25 to 35 knots becoming southeast 25 to 35.
Sunday Wind west 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EDT 11 March 2026 Today Tonight and Thursday 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
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 11 March 2026 Today Tonight and Thursday

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 2:59 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

Southwest Coast

Issued 8:00 PM NDT 11 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 NDT 11 March 2026 Tonight and Thursday At 8:00 p.m. NDT tonight low 978 mb located over eastern Labrador
Sea.
By 3:30 p.m. NDT Thursday departing low 994 mb located southeast
of Greenland.

At 3:00 a.m. NDT Thursday low 994 mb located over southern Quebec.
By 8:00 p.m. NDT Thursday low 991 mb located over Northeast Gulf.

At 8:00 p.m. NDT tonight ridge located from the Grand Banks to
Hudson Bay.
By 3:30 p.m. NDT Thursday departing ridge located over Belle
Isle Bank.

Marine Weather Statement

Issued 7:47 PM NDT 11 March 2026 An intense low pressure system over the East Labrador Sea will track
southeastward to lie southeast of the Labrador marine district by
overnight tonight. Strong to gale force northwesterlies will persist
over Belle Isle Bank tonight as a result of this low.

A second low pressure system will approach from the west tonight and
cross the Gulf of St. Lawrence on Thursday. Strong to gale force
northeasterlies to southeasterlies ahead of the low will shift to
southwesterlies in its wake.

Marine interests are advised that gale warnings are in effect for
Gulf waters, Southwest Coast, South Coast, East Coast, Belle Isle
Bank and Northern Grand Banks.

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

Atlantic - Newfoundland Area

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Marine Weather for Canada

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