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Gulf - Port au Port

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 18 August 2026

Tonight and Wednesday.

Wind south 15 knots except south 25 over southern sections. Wind becoming southeast 25 Wednesday morning with gusts to 45 along the Newfoundland coast Wednesday afternoon and evening.

Showers and fog patches.

Waves

Issued 06:00 PM NDT 18 August 2026
Tonight and Wednesday. Seas 1 to 2 metres building to 2 to 3 Wednesday afternoon.

Extended Forecast

Issued 03:30 PM NDT 18 August 2026
Thursday Wind southwest 15 to 20 knots diminishing to southwest 10 to 15 in the afternoon.
Friday Wind southwest 15 to 20 knots.
Saturday Wind west 15 to 20 knots.

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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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land station Land Station
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 18 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 19 Aug estimated from Newfoundland near
4915N 5330W to 4940N 5320W to 5030N 5330W to 6000N 5600W to 6020N
5200W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NDT 18 August 2026 Tonight and Wednesday At 8:00 p.m. NDT tonight quasi-stationary ridge located on a line
northeast-southwest over the Grand Banks.

At 8:00 p.m. NDT tonight trough located over the Gulf of Maine.
By 8:00 p.m. NDT Wednesday trough located on a line north-south
over the Gulf of St. Lawrence.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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