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Gulf - Port au Port

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 22 April 2026

Today Tonight and Thursday.

Wind north 20 knots backing to northwest 15 near midnight then diminishing to light Thursday evening.

Periods of snow this afternoon tonight and Thursday morning. Visibility as low as 1 mile in snow.

Temperatures near minus 2.

Waves

Issued 06:00 AM NDT 22 April 2026
Today Tonight and Thursday. Seas 1 to 2 metres subsiding to 1 or less Thursday morning.

Extended Forecast

Issued 03:00 AM NDT 22 April 2026
Friday Wind variable 10 to 15 knots increasing to northeast 25 in the afternoon.
Saturday Wind north 25 knots.
Sunday Wind north 25 knots.

Ice Forecast

Issued 10:00 AM EDT 21 April 2026 Today Tonight and Wednesday 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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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 21 April 2026 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from Cape Breton Island near 4702N 6025W to
4745N 6115W to Gaspe Peninsula near 4846N 6410W. Sea ice southwest
of the ice edge.

Second ice edge estimated from Quebec near 4920N 6722W to 5005N
6558W to 4841N 6158W to 4957N 6006W to 4935N 5822W to 4836N 5937W to
Newfoundland near 4806N 5905W. Sea ice north 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 21 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 22 Apr estimated from Newfoundland near
4655N 5400W to 4415N 5210W to 4340N 4630W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5740N 4850W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NDT 22 April 2026 Today Tonight and Thursday At 3:00 a.m. NDT today low 1004 mb located south of the Grand Banks.
By 3:00 a.m. NDT Thursday low 1001 mb located over the Northeast
Coast of Newfoundland.

At 3:00 a.m. NDT today quasi-stationary ridge located on a line
north-south over the Gulf of St. Lawrence.

Marine Weather Statement

Issued 2:59 AM NDT 22 April 2026 A slowly intensifying low pressure system approaching from the south
is forecast to pass just east of the Avalon Peninsula this afternoon,
and then track northwestwards towards the Northern Peninsula on
Thursday where it will weaken. A period of strong to gale force
northwesterlies are forecast to the west of its track. Over southern
waters winds will diminish as the low moves away, while over northern
waters winds will diminish as the system weakens.

Marine interests are advised that gale warnings are in effect for
Strait of Belle Isle - eastern half, Northeast Coast, Belle Isle
Bank, and Southwestern Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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