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Anticosti - southwestern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 05 May 2025

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind northwest 25 knots with gusts to 35 in the Honguedo Strait. Wind diminishing to northwest 15 to 20 near noon and to light early this evening. Wind increasing to south 15 near midnight and to southerly 20 Tuesday morning.

Waves

Issued 05:00 AM ADT 05 May 2025
Today Tonight and Tuesday. Seas 1 to 2 metres subsiding to 1 or less near midnight then building to 1 to 2 Tuesday evening.

Extended Forecast

Issued 03:00 AM ADT 05 May 2025
Wednesday Wind south 25 knots becoming northeast 25 late in the day.
Thursday Wind northerly 25 knots.
Friday Wind northerly 15 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 4 May 2025 Today Tonight and Monday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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

Ice Forecasts

Issued 10:00 AM EDT 4 May 2025 Today Tonight and Monday

Ice Edge

Ice edge estimated from Quebec near 5016N 6240W to 5001N 6213W to
4959N 6028W to 5034N 5831W to to Newfoundland near 5014N 5736W. Sea
ice north of the ice edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 2:30 PM EDT 4 May 2025

Iceberg Limit

Iceberg limit at 0000 UTC 5 May estimated from Newfoundland near
4723N 5503W to 4040N 5210W to 4100N 4720W to 4530N 3335W to 4710N
3245W to 5915N 5605W to 5950N 5415W to 5830N 4530W then eastwards.

Western iceberg limit at 0000 UTC 5 May estimated from Quebec near
5020N 6115W to Newfoundland near 4745N 5910W.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northeast of the
western iceberg limit.
Warnings

Warnings (In effect)

Strong wind warning in effect

Anticosti - southwestern half

Issued 03:00 AM ADT 05 May 2025

'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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 5 May 2025 Today Tonight and Tuesday At 3:00 a.m. ADT today trough located from Newfoundland to East
Scotian Slope.
By 10:00 a.m. ADT today departing trough located on a line
northeast-southwest over the Grand Banks.

At 3:00 a.m. ADT today ridge from 1029 mb high located from the
Gaspe Peninsula to West Scotian Slope.
By 8:00 p.m. ADT tonight ridge from 1035 mb high located over the
Marine District.

At 3:30 p.m. ADT Tuesday departing ridge from 1035 mb high located
over the southeastern Marine District.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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