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Cabot Strait

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 08 September 2026

Tonight and Wednesday.

Strong wind warning in effect.

Wind north 20 to 25 knots diminishing to north 15 Wednesday morning and to light Wednesday afternoon. Wind becoming southerly 15 Wednesday evening.

Scattered showers ending near noon Wednesday. Risk of thunderstorms late this afternoon and tonight.

Waves

Issued 05:00 AM ADT 08 September 2026
Today Tonight and Wednesday. Seas 1 to 2 metres subsiding to 1 or less Wednesday evening.

Extended Forecast

Issued 03:30 PM ADT 08 September 2026
Thursday Wind southwest 25 knots increasing to southwest 35 in the morning.
Friday Wind west 20 knots increasing to northwest 30.
Saturday Wind northwest 20 knots diminishing to light late in the day.

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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 8 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 9 Sep estimated from Newfoundland near
4930N 5510W to 5500N 5225W to 6000N 5730W to 6130N 5420W to 5900N
4610W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait

Issued 3:30 PM ADT 08 September 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 3:30 PM ADT 8 September 2026 Tonight and Wednesday At 3:30 p.m. ADT today trough located from Newfoundland to Sable
Island.
By 3:30 p.m. ADT Wednesday departing trough located over the
Grand Banks.

At 8:00 p.m. ADT tonight ridge located over New England.
By 8:00 p.m. ADT Wednesday ridge located from Newfoundland to West
Scotian Slope.

At 8:00 p.m. ADT Wednesday approaching trough located over Quebec.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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