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Anticosti - western half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 13 September 2026

Today Tonight and Monday.

Strong wind warning in effect.

Wind southwest 20 to 25 knots diminishing to southwest 10 to 15 Monday morning then increasing to northwest 30 Monday afternoon with gusts to 40 in the Honguedo Strait. Wind diminishing to northwest 25 Monday evening.

Periods of rain and fog patches overnight and Monday.

Waves

Issued 05:00 AM ADT 13 September 2026

Anticosti - northwestern half

Today Tonight and Monday. Seas 1 metre or less building to 1 to 2 this morning and to 2 to 3 Monday afternoon.

Anticosti - southeastern half

Today Tonight and Monday. Seas 1 to 2 metres building to 2 to 3 this afternoon then subsiding to 1 to 2 Monday morning. Seas building to 2 to 3 Monday evening.

Extended Forecast

Issued 03:00 AM ADT 13 September 2026
Tuesday Wind northwest 20 knots diminishing to light in the afternoon then becoming south 15 late in the day.
Wednesday Wind southwest 20 to 25 knots.
Thursday Wind northwest 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
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 12 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Sep estimated from Newfoundland near
4930N 5510W to 5445N 5145W to 6000N 5730W to 6130N 5420W to 5850N
4610W then northeastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Anticosti - western half

Issued 03:00 AM ADT 13 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 3:00 AM ADT 13 September 2026 Today Tonight and Monday At 3:00 a.m. ADT today trough located from Quebec to the Great
Lakes.
By 3:00 a.m. ADT Monday trough located from the Gulf of St. Lawrence
to Lurcher.

At 8:00 p.m. ADT Monday trough located over the southeastern
Marine District.

At 3:00 a.m. ADT today ridge located over the southern Marine
District.
By 3:30 p.m. ADT today departing ridge located over the Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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