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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 25 April 2025

Today Tonight and Saturday.

Strong wind warning in effect.

Wind light increasing to southeast 15 to 20 knots Saturday afternoon and to southeast 25 to 30 Saturday evening.

Scattered showers today. Rain Saturday late in the day. Fog patches.

Temperatures zero rising to plus 6 Saturday evening.

Extended Forecast

Issued 03:00 AM ADT 25 April 2025
Sunday Wind southeast 25 knots diminishing to variable 15 in the morning then increasing to northerly 20 in the afternoon.
Monday Wind northerly 30 knots.
Tuesday Wind variable 15 knots increasing to southwest 25.

Ice Forecast

Issued 10:00 AM EDT 24 April 2025 Today Tonight and Friday Ice free. 

[ Canadian Ice Service ]

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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 24 April 2025 Today Tonight and Friday

Ice Edge

First ice edge estimated from New Brunswick near 4700N 6449W to
4836N 6358W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.

Second ice edge estimated from Quebec near 5011N 6057W to 4955N
6023W to 5107N 5730W to Newfoundland near 5029N 5728W. Sea ice north
then east of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 03:00 AM ADT 25 April 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 25 April 2025 Today Tonight and Saturday At 3:00 a.m. ADT today ridge located on a line northeast-southwest
over the central Marine District.
By 3:30 p.m. ADT today weakening ridge located over the eastern
Marine District.

At 3:00 a.m. ADT today trough located over New England.
By 3:30 p.m. ADT today weakening trough located over the Maritimes.

At 10:00 a.m. ADT Saturday trough located on a line
northeast-southwest over the St. Lawrence River.
By 8:00 p.m. ADT Saturday trough located on a line
northeast-southwest over Maine.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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