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Cabot Strait - northern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 17 August 2026

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind southerly 10 to 15 knots increasing to southerly 15 to 20 this morning and to southerly 20 to 25 this afternoon with gusts to 35 in the Wreckhouse area. Wind diminishing to south 15 overnight then increasing to south 20 to 25 Tuesday evening.

Showers Tuesday evening.

Waves

Issued 05:00 PM ADT 16 August 2026
Tonight and Monday. Seas 1 metre or less building to 1 to 2 Monday afternoon.

Extended Forecast

Issued 03:00 AM ADT 17 August 2026
Wednesday Wind southeast 25 to 30 knots.
Thursday Wind variable 10 to 15 knots.
Friday Wind light.

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Weather Conditions

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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
Legend:
buoy Buoy
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 16 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 17 Aug estimated from Newfoundland near
4840N 5350W to 4900N 5250W to 5030N 5205W to 5900N 5500W to 6020N
5200W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait - northern half

Issued 03:00 AM ADT 17 August 2026

'Strong' winds of 20 to 33 knots are 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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 17 August 2026 Today Tonight and Tuesday At 3:00 a.m. ADT today quasi-stationary ridge located over the
southeastern Marine District.

At 3:00 a.m. ADT today trough located over the Great Lakes.
By 3:30 p.m. ADT today trough located from Quebec to New England.

At 3:00 a.m. ADT Tuesday building low located near Cape Cod.
By 3:30 p.m. ADT Tuesday low 1008 mb located west of Browns Bank.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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