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Government of Canada / Gouvernement du Canada

Cabot Strait - northern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 19 March 2026

Today Tonight and Friday.

Wind light becoming easterly 10 to 15 knots this afternoon then diminishing to light near midnight. Wind increasing to south 15 to 20 Friday evening.

Temperatures minus 6 rising to zero Friday evening.

Waves

Issued 05:00 AM ADT 19 March 2026
Today Tonight and Friday. Seas 2 to 3 metres subsiding to 1 to 2 this morning and to 1 or less near midnight. Seas building to 1 to 2 Friday evening.

Extended Forecast

Issued 03:00 AM ADT 19 March 2026
Saturday Wind southerly 20 knots.
Sunday Wind northerly 25 knots diminishing to light late in the day.
Monday Wind northeast 25 knots.

Ice Forecast

Issued 10:00 AM EDT 18 March 2026 Today Tonight and Thursday Open water except 2 tenths first-year ice in the extreme southwestern section. Consolidated grey-white ice in a few sheltered bays. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 18 March 2026 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Nova Scotia near 4437N 6325W to 4419N 6258W
to 4549N 5848W to Newfoundland near 4740N 5814W. Sea ice north of
the ice edge.

Ice Coverage

Open water except 2 tenths first-year ice in the extreme
southwestern section. Consolidated grey-white ice in a few sheltered
bays.

 

Iceberg Bulletin

Issued 3:08 PM EDT 18 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 19 Mar estimated from Newfoundland near
4640N 5310W to 4530N 4530W to 4530N 4400W to 4815N 4240W to 5200N
4700W to 5650N 5345W to 5930N 5700W to 6120N 5400W to 5815N 4855W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 19 March 2026 Today Tonight and Friday At 3:00 a.m. ADT today trough located south of the Marine District.
By 10:00 a.m. ADT Friday departing trough located over the Grand
Banks.

At 10:00 a.m. ADT Friday low 1007 mb located over the Great Lakes.
By 8:00 p.m. ADT Friday approaching low 1007 mb located over
New England.

At 3:00 a.m. ADT today ridge located from Labrador to Banquereau.
By 3:30 p.m. ADT today departing ridge located over Newfoundland.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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