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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 03 April 2025

Today Tonight and Friday.

Gale warning in effect.

Wind northwest 25 knots diminishing to northwest 15 to 20 near noon and to variable 10 to 15 this evening. Wind increasing to south 15 to 20 late overnight and to southeast 35 Friday morning except west 25 over southern sections Friday afternoon and evening.

Snow or rain overnight and Friday.

Temperatures near zero.

Waves

Issued 06:00 AM NDT 03 April 2025
Today Tonight and Friday. Seas 3 to 5 metres subsiding to 2 to 3 this afternoon and to 1 to 2 near midnight. Seas building to 2 to 3 Friday morning.

Extended Forecast

Issued 03:00 AM NDT 03 April 2025
Saturday Wind north 25 to 35 knots.
Sunday Wind north 25 knots diminishing to north 15.
Monday Wind variable 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EDT 3 April 2025 Today Tonight and Friday Bergy water.  

[ Canadian Ice Service ]

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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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 3 April 2025 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4842N 5305W to 5012N 4758W
to 5441N 5101W to 5658N 5641W to 5954N 5850W to 6158N 5721W 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 3 April 2025 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4842N 5305W to 5012N 4758W
to 5441N 5101W to 5658N 5641W to 5954N 5850W to 6158N 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 3:04 PM EDT 2 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 3 Apr estimated from Newfoundland near
4658N 5404W to 4410N 5055W to 4410N 4620W to 4655N 4040W to 5230N
4450W to 5610N 4930W to 5900N 5620W to 6135N 5510W to 5900N 4735W
then eastwards.

Western iceberg limit at 0000 UTC 3 Apr estimated from Quebec near
5019N 6230W to 4855N 6100W to Newfoundland near 4740N 5916W.

Iceberg Count

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

Iceberg Bulletin

Tail of the Grand Banks

Issued 3:04 PM EDT 2 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 3 Apr estimated from Newfoundland near
4658N 5404W to 4410N 5055W to 4410N 4620W to 4655N 4040W to 5230N
4450W to 5610N 4930W to 5900N 5620W to 6135N 5510W to 5900N 4735W
then eastwards.

Western iceberg limit at 0000 UTC 3 Apr estimated from Quebec near
5019N 6230W to 4855N 6100W to Newfoundland near 4740N 5916W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 10:00 AM NDT 03 April 2025

'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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM NDT 3 April 2025 Today Tonight and Friday At 10:00 a.m. NDT today low 983 mb located over eastern Labrador
Sea.
By 8:00 p.m. NDT tonight departing low 991 mb located northeast
of Labrador Sea.

At 10:00 a.m. NDT today low 993 mb located over Ontario.
By 10:00 a.m. NDT Friday low 1005 mb located over Cape Breton
Island.

At 10:00 a.m. NDT today ridge located over Nova Scotia.
By 10:00 a.m. NDT Friday ridge located over the eastern Marine
District.

Marine Weather Statement

Issued 9:55 AM NDT 3 April 2025 An intense low pressure system over the East Labrador Sea will track
northwards today. Gale force northwesterlies over Belle Isle Bank
will diminish today as the low departs.

A second area of low pressure will approach the district from the
west today and pass over Cape Breton Island then south of
Newfoundland on Friday. Strong to gale force northeast to
southeasterlies are expected to develop north of the low on Friday.

Marine interests are advised that gale warnings are in effect for
Belle Isle Bank and Southwestern Grand Banks.

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

Atlantic - Newfoundland Area

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Marine Weather for Canada

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