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Gulf - Port au Port

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NST 05 March 2026

Tonight and Friday.

Wind northwest 25 knots diminishing to northwest 15 to 20 late overnight and to northwest 10 to 15 Friday morning. Wind becoming light Friday evening.

Flurries ending Friday morning.

Freezing spray warning in effect.

Over open water freezing spray ending Friday morning.

Temperatures minus 15 to minus 8 rising to minus 10 to minus 5 Friday afternoon.

Waves

Issued 06:00 PM NST 05 March 2026
Tonight and Friday. Outside the ice edge seas 2 to 3 metres subsiding to 1 to 2 late overnight and to 1 or less Friday afternoon.

Extended Forecast

Issued 03:30 PM NST 05 March 2026
Saturday Wind southwest 25 knots increasing to southwest 35 in the afternoon.
Sunday Wind southwest 35 to 45 knots diminishing to west 15 to 20.
Monday Wind southwest 25 knots.

Ice Forecast

Issued 10:00 AM EST 5 March 2026 Today Tonight and Friday 1 tenth new ice except 8 tenths new ice including 1 tenth first-year ice in the northern section. Consolidated 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 EST 5 March 2026 Today Tonight and Friday

Ice Edge

Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to
4315N 6515W to 4600N 5845W to 4714N 5856W to 4630N 5615W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.

Ice Coverage

1 tenth new ice except 8 tenths new ice including 1 tenth first-year
ice in the northern section. Consolidated first-year ice along parts
of the coasts.

 

Iceberg Bulletin

Issued 1:50 PM EST 5 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 6 Mar estimated from Newfoundland near
4640N 5310W to 4455N 4955W to 4545N 4525W to 4820N 4140W to 5930N
5700W to 6150N 5400W to 5850N 5035W to 5810N 4530W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Freezing spray warning in effect

Gulf - Port au Port

Issued 8:00 PM NST 05 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 NST 5 March 2026 Tonight and Friday At 8:00 p.m. NST tonight trough located east of Belle Isle Bank.
By 8:00 p.m. NST Friday trough located east of the Marine District.

At 8:00 p.m. NST tonight building ridge located from Quebec to
the Maritimes.
By 8:00 p.m. NST Friday ridge located on a line northwest-southeast
over the Gulf of St. Lawrence.

At 8:00 p.m. NST tonight departing low 956 mb located southeast
of Greenland.

Marine Weather Statement

Issued 7:49 PM NST 5 March 2026 A trough of low pressure east of Belle Isle Bank will move eastward
tonight and Friday while a ridge of high pressure builds towards the
district from the west. Strong to gale force northwesterlies over
northeastern waters between these two features will gradually
diminish as the trough moves away and the ridge of high pressure
approaches.

Marine interests are advised that gale warnings are in effect for
Northeast Coast, Belle Isle Bank, and Funk Island Bank.

Marine interests are also advised that freezing spray warnings are in
effect for all waters except the Southern Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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