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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 07 October 2026

Today Tonight and Thursday.

Wind west 25 knots diminishing to west 15 to 20 near noon except west 25 over northern sections. Wind becoming west 10 to 15 early this evening then becoming light near midnight. Wind increasing to southeast 10 to 15 Thursday morning and to southeast 15 to 20 Thursday afternoon.

Waves

Issued 06:00 AM NDT 07 October 2026
Today Tonight and Thursday. Seas 3 to 5 metres subsiding to 2 to 3 this evening and to 1 to 2 Thursday morning.

Extended Forecast

Issued 03:00 AM NDT 07 October 2026
Friday Wind southeast 15 to 20 knots veering to southwest 15 to 20 in the afternoon.
Saturday Wind west 20 knots increasing to northwest 25 to 35.
Sunday Wind northwest 25 knots.

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Weather Conditions

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

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 7 August 2026 Forecasts have ended for the season.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 7 August 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:30 PM EDT 6 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 7 Oct estimated from Newfoundland near
4950N 5547W to 4945N 5500W to 5130N 5300W to 5445N 5130W to 6000N
5800W to 6050N 5615W to 5900N 5210W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 6 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 7 Oct estimated from Newfoundland near
4950N 5547W to 4945N 5500W to 5130N 5300W to 5445N 5130W to 6000N
5800W to 6050N 5615W to 5900N 5210W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NDT 7 October 2026 Today Tonight and Thursday At 3:00 a.m. NDT today low 978 mb located over southern Labrador
Sea.
By 3:00 a.m. NDT Thursday low 986 mb located south of Greenland.

At 3:30 p.m. NDT today trough located over southern Ontario.
By 3:30 p.m. NDT Thursday trough located over Maine.

At 3:30 p.m. NDT today ridge located on a line north-south over
the Maritimes.
By 3:30 p.m. NDT Thursday ridge located on a line
northwest-southeast over Belle Isle Bank.

Marine Weather Statement

Issued 2:54 AM NDT 7 October 2026 A low pressure system over the South Labrador Sea will continue
tracking northeastward to lie south of Greenland by overnight
tonight, continuing eastward on Thursday.

Strong to gale force west to southwesterlies will veer to strong to
gale force west to northwesterlies through today as the low moves
away. Winds will gradually diminish through tonight as a ridge of
high pressure approaches from the west.

Meanwhile, a trough of low pressure will approach from the west on
Thursday. Strong to gale force southerlies will develop over western
waters, ahead of the trough.

Marine interests are advised that gale warnings are in effect for all
waters except the Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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