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Cabot Strait - northern half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 18 June 2026

Today Tonight and Friday.

Strong wind warning in effect.

Wind light increasing to southeast 15 knots this evening and to southeast 20 to 25 late overnight. Wind increasing to southeast 30 Friday morning with gusts to 55 in the Wreckhouse area. Wind diminishing to east 25 Friday evening.

Periods of rain Friday. Fog patches dissipating this evening. Fog patches reforming Friday morning.

Waves

Issued 05:00 AM ADT 18 June 2026
Today Tonight and Friday. Seas 1 metre or less building to 1 to 2 Friday morning and to 2 to 3 Friday afternoon. Seas subsiding to 1 to 2 Friday evening.

Extended Forecast

Issued 03:00 AM ADT 18 June 2026
Saturday Wind southeast 15 knots becoming variable 10 to 15 in the afternoon.
Sunday Wind northeast 15 knots backing to northwest 15.
Monday Wind light becoming south 10 to 15 knots late in the day.

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Map of Atlantic - Newfoundland marine weather areas Englee Wreckhouse Winterland Branch Hill Stephenville 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
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 3:42 PM EDT 17 June 2026

Iceberg Limit

Iceberg limit at 0000 UTC 18 Jun estimated from Newfoundland near
4705N 5530W to 4235N 5105W to 4445N 4310W to 4945N 4335W to 5315N
4800W to 5900N 5500W to 5825N 5130W to 5615N 4850W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait - northern half

Issued 10:00 AM ADT 18 June 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 10:00 AM ADT 18 June 2026 Today Tonight and Friday At 10:00 a.m. ADT today low 1010 mb located over West Scotian Slope.
By 3:30 p.m. ADT today dissipating low 1010 mb located over East
Scotian Slope.

At 8:00 p.m. ADT tonight low 991 mb located near the Great Lakes.
By 8:00 p.m. ADT Friday low 994 mb located over New Brunswick.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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