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Gulf - Port au Port

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 12 April 2026

Today Tonight and Monday.

Gale warning in effect.

Wind northeast 35 knots except light over southern sections. Wind becoming northwest 35 early this morning then diminishing to northwest 25 this evening. Wind diminishing to northwest 10 to 15 overnight then becoming light Monday morning. Wind increasing to south 15 to 20 Monday afternoon and to south 25 Monday evening.

Snow ending this afternoon. Snow Monday evening. Fog banks dissipating this morning. Visibility 1 mile or less in fog banks and in snow.

Temperatures near zero.

Waves

Issued 06:00 AM NDT 12 April 2026
Today Tonight and Monday. Seas 3 to 4 metres subsiding to 2 to 3 this evening and to 1 to 2 late overnight. Seas subsiding to 1 or less near noon Monday then building to 1 to 2 Monday evening.

Extended Forecast

Issued 03:00 AM NDT 12 April 2026
Tuesday Wind variable 10 to 15 knots.
Wednesday Wind northeast 15 to 20 knots veering to east 10 to 15.
Thursday Wind north 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 11 April 2026 Today Tonight and Sunday Open water. Consolidated rotten first-year ice along parts of the coasts. 

[ 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
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 11 April 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Cape Breton Island near 4607N 5949W to 4606N
5926W to 4712N 5933W to Newfoundland near 4753N 5924W. Sea ice west
of the ice edge.

Ice Coverage

Open water. Consolidated rotten first-year ice along parts of the
coasts.

 

Iceberg Bulletin

Issued 2:30 PM EDT 11 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 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

Gulf - Port au Port

Issued 03:00 AM 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 3:00 AM NDT 12 April 2026 Today Tonight and Monday At 3:00 a.m. NDT today deepening low 1003 mb located near the Port
au Port Peninsula.
By 3:30 p.m. NDT today merging low 989 mb located east of Funk
Island Bank.

At 3:00 a.m. NDT today deepening low 996 mb located over the
southeastern Grand Banks.
By 3:30 p.m. NDT today merging low 989 mb located east of Funk
Island Bank.

At 3:00 a.m. NDT Monday ridge located on a line north-south over
the Gulf of St. Lawrence.
By 8:00 p.m. NDT Monday ridge located on a line north-south over
eastern Newfoundland.

Marine Weather Statement

Issued 2:56 AM NDT 12 April 2026 A deepening low pressure system near the Port au Port Peninsula will
track eastward across Newfoundland today. Meanwhile, a second
deepening low pressure system over the Southeastern Grand Banks will
track northeastward. By this afternoon, both systems are expected to
merge into an intense low pressure system that will remain nearly
stationary just east of Funk Island Bank throughout the forecast
period.

Strong to gale force northeasterlies to southwesterlies with the
first low will spread across remaining waters this afternoon as the
two lows merge. Winds will diminish gradually from west to east on
Monday as the low begins to track east of the district and a ridge
moves 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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