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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 20 March 2025

Tonight and Friday.

Wind northeast 15 to 20 knots veering to southeast 10 to 15 near midnight. Wind southeast 10 to 15 Friday.

Showers and fog.

Waves

Issued 06:00 PM NDT 20 March 2025
Tonight and Friday. Seas 2 to 3 metres subsiding to 2 late overnight.

Extended Forecast

Issued 03:30 PM NDT 20 March 2025
Saturday Wind south 15 to 20 knots increasing to southwest 25 to 35 in the afternoon.
Sunday Wind southwest 20 knots.
Monday Wind northwest 25 knots.

Ice Forecast

Issued 10:00 AM EDT 20 March 2025 Today Tonight and Friday Ice free.  

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Newfoundland marine weather areas Banquereau - 44139 East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Blanc-Sablon Airport Cap Whittle Chevery Natashquan Airport Heath Point Îles de la Madeleine Airport Miscou Island Eskasoni (First Nations) Grand Étang Ingonish Beach North Mountain St.Paul Island J.A. Douglas McCurdy Sydney Airport Charlottetown Airport East Point North Cape Argentia Berry Hill Bonavista Burgeo Cape Race Corner Brook Daniel's Harbour Englee Ferolle Point La Scie Port aux Basques Sagona Island St. Anthony Airport St. John's Int'l Airport St. Lawrence Stephenville Airport Twillingate Winterland Branch Hill Wreckhouse Grates Cove Pool's Island Marticot Island Long Pond Cartwright Airport Mary's Harbour
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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 20 March 2025 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4809N 5253W to 5056N 4729W
to 5516N 5105W to 5716N 5618W to 6024N 5746W to 6052N 5721W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 20 March 2025 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4809N 5253W to 5056N 4729W
to 5516N 5105W to 5716N 5618W to 6024N 5746W to 6052N 5721W 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 2:31 PM EDT 20 March 2025

Iceberg Limit

Iceberg limit at 0000 UTC 21 Mar estimated from Newfoundland near
4643N 5307W to 4640N 4600W to 5100N 4600W to 5400N 4700W to 5900N
5620W to 6110N 5505W to 5815N 4555W then eastwards.

Western iceberg limit at 0000 UTC 21 Mar estimated from Quebec near
5035N 5930W to Newfoundland near 4920N 5745W.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:31 PM EDT 20 March 2025

Iceberg Limit

Iceberg limit at 0000 UTC 21 Mar estimated from Newfoundland near
4643N 5307W to 4640N 4600W to 5100N 4600W to 5400N 4700W to 5900N
5620W to 6110N 5505W to 5815N 4555W then eastwards.

Western iceberg limit at 0000 UTC 21 Mar estimated from Quebec near
5035N 5930W to Newfoundland near 4920N 5745W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NDT 20 March 2025 Tonight and Friday At 8:00 p.m. NDT tonight high located east of the Grand Banks.
By 3:00 a.m. NDT Friday departing high located east of the Grand
Banks.

At 3:00 a.m. NDT Friday trough located from the East Coast of the
U.S. to the Torngat Mountains.
By 3:30 p.m. NDT Friday trough located from the Gulf of Maine to
Labrador Sea.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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