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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 20 September 2021

Tonight and Tuesday.

Gale warning in effect.

Wind north 35 knots diminishing to northeast 25 late overnight and to northeast 15 near noon Tuesday. Wind becoming variable 10 to 15 Tuesday evening.

Waves

Issued 06:00 PM NDT 20 September 2021
Tonight and Tuesday. Seas 6 to 8 metres subsiding to 4 to 6 this evening and to 3 to 4 Tuesday morning. Seas subsiding to 2 to 3 Tuesday afternoon and to 1 to 2 Tuesday evening.

Extended Forecast

Issued 03:30 PM NDT 20 September 2021
Wednesday Wind light becoming northwest 15 knots in the afternoon.
Thursday Wind northwest 15 knots.
Friday Wind northwest 15 to 20 knots veering to northeast 15 to 20.

Ice Forecast

Issued 10:00 AM EDT 8 July 2021 Forecasts available to mariners upon request.  

[ 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 Bonavista Burgeo Cape Race Corner Brook Daniel's Harbour Englee Ferolle Point La Scie Port aux Basques Rocky Harbour 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 8 July 2021

Ice Coverage

Forecasts available to mariners upon request.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 8 July 2021

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:30 PM EDT 20 September 2021

Iceberg Limit

Iceberg limit at 0000 UTC 21 Sep estimated from the Labrador coast
near 5238N 5548W to 5300N 5400W to 5500N 5315W to 5800N 5700W to
6240N 6015W to 6310N 5640W to 5925N 5230W then eastwards.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 20 September 2021

Iceberg Limit

Iceberg limit at 0000 UTC 21 Sep estimated from the Labrador coast
near 5238N 5548W to 5300N 5400W to 5500N 5315W to 5800N 5700W to
6240N 6015W to 6310N 5640W to 5925N 5230W then eastwards.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 8:00 PM NDT 20 September 2021

'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 8:00 PM NDT 20 September 2021 Tonight and Tuesday At 8:00 p.m. NDT tonight weakening low 997 mb located southeast
of the Grand Banks.
By 3:30 p.m. NDT Tuesday low 1006 mb located southeast of the
Grand Banks.

At 8:00 p.m. NDT tonight trough located over northern Quebec.
By 3:30 p.m. NDT Tuesday quasi-stationary trough located on a line
east-west over northwestern Labrador Sea.

At 8:00 p.m. NDT tonight ridge located over eastern Labrador.
By 8:00 p.m. NDT Tuesday ridge located on a line northeast-southwest
over the Grand Banks.

Marine Weather Statement

Issued 7:52 PM NDT 20 September 2021 An intense low pressure system will track southeast of the district
tonight where it will stall for a few days. Gale to storm force
northerly winds will diminish tonight into Tuesday as the low weakens
and a ridge of high pressure moves southeast of Newfoundland.

A trough of low pressure will stretch across the Labrador Sea on
Tuesday. Gale force southwesterlies will develop over the Strait of
Belle Isle near noon Tuesday between this trough and the ridge of
high pressure to the southeast.

Marine interests are advised that a storm warning is in effect for
Southeastern Grand Banks. Gale warnings are in effect for Strait of
Belle Isle, East Coast, Northern Grand Banks and Southwestern Grand
Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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