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Northern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 31 March 2025

Tonight and Tuesday.

Wind west 15 knots diminishing to light early this evening then increasing to southeast 15 late this evening. Wind increasing to southeast 25 near midnight then veering to southwest 25 early Tuesday morning.

Snow beginning this evening changing to freezing rain near midnight then to periods of rain and fog banks overnight. Visibility 1 mile or less in snow and in fog banks.

Temperatures zero rising to plus 5 Tuesday morning.

Waves

Issued 06:00 PM NDT 31 March 2025
Tonight and Tuesday. Seas 1 to 2 metres building to 2 to 3 late overnight and to 3 to 4 Tuesday evening.

Extended Forecast

Issued 03:30 PM NDT 31 March 2025
Wednesday Wind southwest 35 knots veering to northwest 25 to 35 in the afternoon.
Thursday Wind northwest 25 knots diminishing to northwest 10 to 15.
Friday Wind light becoming southeast 15 knots.

Ice Forecast

Issued 10:00 AM EDT 31 March 2025 Today Tonight and Tuesday 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:
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land station Land Station
Ice Conditions

Ice Forecasts

Northern Grand Banks

Issued 10:00 AM EDT 31 March 2025 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4809N 5253W to 5012N 4758W
to 5458N 5130W to 5734N 5655W to 6122N 5833W to 6149N 5719W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Flemish

Issued 10:00 AM EDT 31 March 2025 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4809N 5253W to 5012N 4758W
to 5458N 5130W to 5734N 5655W to 6122N 5833W to 6149N 5719W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Northern Grand Banks

Issued 3:16 PM EDT 31 March 2025

Iceberg Limit

Iceberg limit at 0000 UTC 1 Apr estimated from Newfoundland near
4658N 5404W to 4410N 5045W to 4410N 4645W to 4655N 4040W to 5155N
4425W to 5510N 4705W to 5900N 5620W to 6110N 5505W to 5830N 4740W
then eastwards.

Western iceberg limit at 0000 UTC 1 Apr estimated from Quebec near
5016N 6208W to Newfoundland near 4753N 5923W.

Iceberg Count

10 to 25 icebergs.

Iceberg Bulletin

Flemish

Issued 3:16 PM EDT 31 March 2025

Iceberg Limit

Iceberg limit at 0000 UTC 1 Apr estimated from Newfoundland near
4658N 5404W to 4410N 5045W to 4410N 4645W to 4655N 4040W to 5155N
4425W to 5510N 4705W to 5900N 5620W to 6110N 5505W to 5830N 4740W
then eastwards.

Western iceberg limit at 0000 UTC 1 Apr estimated from Quebec near
5016N 6208W to Newfoundland near 4753N 5923W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NDT 31 March 2025 Tonight and Tuesday At 8:00 p.m. NDT tonight low 993 mb located over southern Quebec.
By 8:00 p.m. NDT Tuesday low 990 mb located over the Strait of
Belle Isle.

At 8:00 p.m. NDT tonight ridge located from the Grand Banks to
the Torngat Mountains.
By 10:00 a.m. NDT Tuesday departing ridge located northeast of
Belle Isle Bank.

Marine Weather Statement

Issued 7:43 PM NDT 31 March 2025 An intense low pressure system over Southern Quebec will track across
the Quebec Lower North Shore tonight to lie over the Strait of Belle
Isle by Tuesday evening. Strong east to southeasterly winds will
develop ahead of the low and increase to strong to gale force
southwesterly winds in its wake.

Marine interests are advised that gale warnings are in effect for
Southwest Coast, South Coast, and Southwestern Grand Banks.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle and Belle Isle Bank - northeastern
half.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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