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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 17 April 2026

Tonight and Saturday.

Wind southwest 15 to 20 knots veering to northwest 15 to 20 this evening then to northeast 15 to 20 Saturday morning. Wind veering to southeast 15 to 20 Saturday evening.

Showers and fog ending near midnight. Risk of thunderstorms late this afternoon.

Waves

Issued 06:00 PM NDT 17 April 2026
Tonight and Saturday. Seas 1 to 2 metres except 2 to 3 over northeastern sections overnight and Saturday.

Extended Forecast

Issued 03:30 PM NDT 17 April 2026
Sunday Wind southeast 15 to 20 knots increasing to southeast 25 in the afternoon.
Monday Wind south 25 knots.
Tuesday Wind variable 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EDT 17 April 2026 Today Tonight and Saturday Bergy water.  

[ Canadian Ice Service ]

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Map of Atlantic - Newfoundland marine weather areas Englee Wreckhouse Winterland Branch Hill Stephenville Airport 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
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land station Land Station
Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 17 April 2026 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4446N 4722W
to 4638N 4624W to 5530N 5230W to 5700N 5600W to 6045N 5800W to 6200N
5700W then northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 17 April 2026 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4446N 4722W
to 4638N 4624W to 5530N 5230W to 5700N 5600W to 6045N 5800W to 6200N
5700W then northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:40 PM EDT 17 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 18 Apr estimated from Newfoundland near
4655N 5400W to 4500N 5200W to 4440N 4710W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5830N 5000W
then eastward.

Iceberg Count

No confirmed icebergs except less than 10 icebergs north of the
iceberg limit.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:40 PM EDT 17 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 18 Apr estimated from Newfoundland near
4655N 5400W to 4500N 5200W to 4440N 4710W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5830N 5000W
then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 17 April 2026 Tonight and Saturday At 3:30 p.m. NDT today trough located east of Newfoundland.
By 3:30 p.m. NDT Saturday trough located east of the Marine
District.

At 3:30 p.m. NDT today ridge located north of James Bay.
By 3:30 p.m. NDT Saturday ridge located over Newfoundland.

Marine Weather Statement

Issued 3:28 PM NDT 17 April 2026 A trough of low pressure just east of Newfoundland will continue
tracking eastward tonight before lying east of the marine district by
tomorrow afternoon. Strong to gale force northwesterlies are expected
to develop over eastern waters behind the trough tonight and will
diminish on Saturday as the trough moves away.

Marine interests are advised that gale warnings in effect for Belle
Isle Bank, Funk Island Bank, and Northern Grand Banks.

Marine interests are advised that freezing spray warnings are in
effect for Strait of Belle Isle - eastern half, Northeast Coast,
Belle Isle Bank, and Funk Island Bank.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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