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Anticosti - eastern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 17 May 2026

Today Tonight and Monday.

Gale warning in effect.

Wind southwest 15 knots increasing to southwest 25 this morning and to northwest 35 this afternoon. Wind diminishing to northwest 25 late this evening then backing to west 30 Monday afternoon.

Scattered showers and fog patches today.

Waves

Issued 05:00 PM ADT 16 May 2026
Tonight and Sunday. Seas 1 metre or less building to 1 to 2 late overnight.

Extended Forecast

Issued 03:00 AM ADT 17 May 2026
Tuesday Wind variable 10 to 15 knots.
Wednesday Wind southeast 20 knots diminishing to variable 10 to 15 late in the day.
Thursday Wind variable 10 to 15 knots increasing to northwest 30.

Ice Forecast

Issued 10:00 AM EDT 16 May 2026 Today Tonight and Sunday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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

Ice Forecasts

Issued 10:00 AM EDT 16 May 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Quebec near 5108N 5835W to 5104N 5812W to
5116N 5738W to Quebec near 5125N 5736W. Sea ice north of the ice
edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 3:24 PM EDT 16 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 17 May estimated from Newfoundland near
4700N 5520W to 4230N 5000W to 4230N 4800W to 4400N 4600W to 4845N
4335W to 5310N 4635W to 5550N 5010W to 5900N 5500W to 5955N 5310W to
5840N 4800W then northeastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Anticosti - eastern half

Issued 03:00 AM ADT 17 May 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 17 May 2026 Today Tonight and Monday At 3:00 a.m. ADT today trough located near the St. Lawrence River.
By 3:30 p.m. ADT today trough located from New England to the Gulf
of St. Lawrence.

At 8:00 p.m. ADT tonight trough located from the Gulf of Maine
to Banquereau.
By 10:00 a.m. ADT Monday departing trough located southeast of
the Marine District.

At 10:00 a.m. ADT Monday ridge located over Maine.
By 3:30 p.m. ADT Monday ridge located over the southwestern Marine
District.

Marine Weather Statement

Issued 2:47 AM ADT 17 May 2026 A trough of low pressure will move southeastward across the marine
district today and tonight. A ridge of high pressure will move into
the western marine district on Monday.

Over northern and eastern waters, strong southwesterlies ahead of the
trough will increase to strong to gale force northwesterlies in its
wake. Over western waters, winds will diminish to light near the
ridge on Monday.

Marine interests are advised that gale warnings are in effect for
Gulf-Magdalen - northeastern half and Anticosti.

Atlantic - Newfoundland Area

Another Region

Marine Weather for Canada

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