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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 17 October 2026

Today Tonight and Sunday.

Gale warning in effect.

Wind southwest 35 to 45 knots diminishing to northwest 20 late overnight except southwest 35 over southeastern sections overnight and Sunday morning. Wind northwest 20 Sunday.

Showers and fog patches ending near noon Sunday.

Waves

Issued 06:00 AM NDT 17 October 2026
Today Tonight and Sunday. Seas 2 to 3 metres building to 3 to 5 near noon then subsiding to 2 to 3 near noon Sunday.

Extended Forecast

Issued 03:00 AM NDT 17 October 2026
Monday Wind north 20 knots diminishing to variable 10 to 15 in the afternoon.
Tuesday Wind south 10 to 15 knots increasing to variable 15 to 20.
Wednesday Wind northeast 20 knots.

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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 16 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 17 Oct estimated from Newfoundland near
4837N 5306W to 5130N 4945W to 5245N 4945W to 6000N 5800W to 6125N
5445W to 5845N 4530W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 16 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 17 Oct estimated from Newfoundland near
4837N 5306W to 5130N 4945W to 5245N 4945W to 6000N 5800W to 6125N
5445W to 5845N 4530W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 10:00 AM NDT 17 October 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM NDT 17 October 2026 Today Tonight and Sunday At 10:00 a.m. NDT today deepening low 985 mb located over the
Quebec Lower North Shore.
By 3:00 a.m. NDT Sunday low 981 mb located south of Greenland.

At 8:00 p.m. NDT tonight trough located over northern Quebec.
By 8:00 p.m. NDT Sunday trough located over Funk Island Bank.

At 10:00 a.m. NDT today ridge located east of Funk Island Bank.
By 3:30 p.m. NDT today departing ridge located northeast of Belle
Isle Bank.

Marine Weather Statement

Issued 9:56 AM NDT 17 October 2026 A low pressure system over the Quebec Lower North Shore will quickly
track northeastward and move to lie south of Greenland by overnight
tonight. Strong to gale force southerlies to southeasterlies ahead of
the low will shift to gale to storm force westerlies to
southwesterlies as it passes through the district today.

A trough of low pressure will approach from the northwest tonight and
track southeastward across the district on Sunday. Strong to gale
force northwesterlies are expected to develop in the wake of the
trough.

Marine interests are advised that storm warnings are in effect for
South Coast, East Coast, Belle Isle Bank, and Funk Island Bank.
Gale warnings are in effect for all remaining waters.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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