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Southwest Coast

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 12 April 2026

Tonight and Monday.

Gale warning in effect.

Wind northwest 35 knots diminishing to northwest 25 late overnight and to northwest 15 to 20 Monday morning. Wind backing to southwest 15 to 20 Monday afternoon then to south 25 Monday evening.

Flurries or showers ending this evening. Snow Monday evening. Visibility 1 mile or less in snow.

Waves

Issued 06:00 AM NDT 12 April 2026
Today Tonight and Monday. Seas 1 to 2 metres building to 3 to 5 this morning then subsiding to 2 to 3 late overnight. Seas subsiding to 1 to 2 Monday morning.

Extended Forecast

Issued 03:30 PM NDT 12 April 2026
Tuesday Wind south 15 to 20 knots diminishing to variable 10 to 15 in the morning then increasing to northwest 20 in the afternoon.
Wednesday Wind light increasing to southeast 15 to 20 knots.
Thursday Wind variable 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 12 April 2026 Today Tonight and Monday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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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 April 2026 Today Tonight and Monday

Ice Edge

Ice edge estimated from Cape Breton Island near 4607N 5949W to 4631N
5919W to 4844N 6156W to 4919N 6025W to Newfoundland near 4753N
5924W. Sea ice west then northeast of the ice edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 2:30 PM EDT 12 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Apr estimated from Newfoundland near
4655N 5400W to 4510N 5245W to 4505N 4650W to 4620N 4255W to 5000N
4425W to 5305N 4755W to 5900N 5600W to 6015N 5245W to 5735N 4735W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Southwest Coast

Issued 3:30 PM NDT 12 April 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 3:30 PM NDT 12 April 2026 Tonight and Monday At 3:30 p.m. NDT today merging low 997 mb located east of the
Avalon Peninsula.
At 3:30 p.m. NDT today merging low 989 mb located east of the
Grand Banks.
By 3:00 a.m. NDT Monday quasi-stationary low 983 mb located east
of Funk Island Bank.

At 8:00 p.m. NDT tonight ridge located on a line north-south over
the Maritimes.
By 8:00 p.m. NDT Monday ridge located on a line north-south over
eastern Newfoundland.

Marine Weather Statement

Issued 3:23 PM NDT 12 April 2026 A low pressure system just off the Avalon Peninsula and a second low
pressure system east of the Grand Banks will merge into an intense
low pressure system that will remain nearly stationary east of marine
district throughout the forecast period.

Strong to gale force northeasterlies to southwesterlies will shift to
strong to gale force westerlies to northwesterlies as the two lows
merge. Winds will diminish gradually from west to east on Monday as
the low begins to move out to sea and a ridge of high pressure builds
in from the west.

Marine interests are advised that gale warnings are in effect for all
waters.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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