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Gulf - Port au Port

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 11 September 2026

Today Tonight and Saturday.

Gale warning in effect.

Wind west 25 to 35 knots becoming northwest 25 this evening then veering to north 15 to 20 Saturday morning. Wind backing to northwest 10 to 15 near noon Saturday then to southwest 10 to 15 Saturday evening.

Showers ending overnight.

Waves

Issued 06:00 AM NDT 11 September 2026
Today Tonight and Saturday. Seas 2 to 3 metres building to 3 to 4 near noon then subsiding to 2 to 3 late overnight. Seas subsiding to 1 to 2 near noon Saturday and to 1 or less Saturday evening.

Extended Forecast

Issued 03:00 AM NDT 11 September 2026
Sunday Wind southwest 15 to 20 knots increasing to southwest 25 in the morning and to southwest 25 to 35 in the afternoon.
Monday Wind southwest 25 to 35 knots diminishing to northwest 20.
Tuesday Wind northwest 20 knots backing to southwest 10 to 15.

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Map of Atlantic - Newfoundland marine weather areas Englee Winterland Branch Hill Twillingate Stephenville Eskasoni (First Nations) St. Lawrence Grand Étang St. John's Int'l Airport St. Anthony Airport Ingonish Beach Sagona Island Port aux Basques La Scie Ferolle Point North Mountain West Chedabucto Bay – 44489 Daniel's Harbour Corner Brook St.Paul Island Cape Race J.A. Douglas McCurdy Sydney Airport Burgeo Bonavista Berry Hill Argentia Charlottetown Airport East Point North Cape Wreckhouse East Chedabucto Bay – 44488 Blanc-Sablon Airport Cap Whittle Chevery Banquereau - 44139 Mary's Harbour Cartwright Airport Natashquan Airport Miscou Island Long Pond Îles de la Madeleine Airport Marticot Island Pool's Island Grates Cove
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 10 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 11 Sep estimated from Newfoundland near
4930N 5510W to 5500N 5200W to 6000N 5730W to 6130N 5420W to 5900N
4610W then northeastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Gulf - Port au Port

Issued 10:00 AM NDT 11 September 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.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM NDT 11 September 2026 Today Tonight and Saturday At 10:00 a.m. NDT today trough located on a line north-south over
the Grand Banks.
By 8:00 p.m. NDT tonight departing trough located east of the
Grand Banks.

At 10:00 a.m. NDT today trough located on a line east-west over
northern Quebec.
By 10:00 a.m. NDT Saturday trough located on a line
northeast-southwest over Funk Island Bank.

Marine Weather Statement

Issued 10:01 AM NDT 11 September 2026 A trough of low pressure over the Grand Banks will depart east of the
Grand Banks this evening. Strong to gale force southwesterlies ahead
of this trough will diminish to strong southwesterlies in its wake.

Meanwhile, a second trough will approach from the northwest. Strong
to gale force westerlies ahead of this second trough will veer to
strong to gale force northwesterlies in its wake.

Marine interests are advised that gale warnings are in effect for
Strait of Belle Isle - eastern half, Gulf - Port au Port, Belle Isle
Bank, Funk Island Bank, Northern Grand Banks, and Southeastern Grand
Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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