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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 20 June 2025

Today Tonight and Saturday.

Strong wind warning in effect.

Wind south 15 knots increasing to southwest 25 near noon then veering to west 20 Saturday morning. Wind diminishing to northwest 15 Saturday afternoon and to light Saturday evening.

Scattered showers ending Saturday morning. Fog patches dissipating this morning.

Extended Forecast

Issued 03:00 AM ADT 20 June 2025
Sunday Wind variable 10 to 15 knots increasing to south 15 to 20 in the afternoon.
Monday Wind south 15 to 20 knots.
Tuesday Wind south 15 knots.

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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 26 May 2025 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 03:00 AM ADT 20 June 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 20 June 2025 Today Tonight and Saturday At 3:00 a.m. ADT today low 998 mb located over the St. Lawrence
River.
By 3:30 p.m. ADT today low 995 mb located over the Gaspe Peninsula.

At 3:00 a.m. ADT Saturday low 991 mb located over Anticosti Island.
By 3:30 p.m. ADT Saturday low 995 mb located over the Strait of
Belle Isle.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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