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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NST 09 March 2021

Today Tonight and Wednesday.

Gale warning in effect.

Wind north 35 knots backing to northwest 25 to 35 this morning then diminishing to northwest 20 near noon. Wind diminishing to variable 10 to 15 after midnight. Wind variable 10 to 15 Wednesday.

Snow ending this morning.

Temperatures near zero.

Waves

Issued 06:00 PM NST 08 March 2021

Southwestern Grand Banks - northwestern half

Tonight and Tuesday. Seas 1 to 2 metres building to 3 Tuesday morning.

Southwestern Grand Banks - southeastern half

Tonight and Tuesday. Seas 2 to 3 metres building to 3 to 5 near midnight then subsiding to 3 Tuesday evening.

Extended Forecast

Issued 03:00 AM NST 09 March 2021
Thursday Wind variable 15 knots increasing to southwest 15 to 20 late in the day.
Friday Wind southwest 15 to 20 knots increasing to southwest 25 to 35.
Saturday Wind southwest 25 to 35 knots diminishing to variable 15.

Ice Forecast

Issued 10:00 AM EST 8 March 2021 Today Tonight and Tuesday Ice free.  

[ 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 EST 8 March 2021 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4839N 5303W to 4934N 5303W
to 5009N 5422W to 5146N 5143W to 5508N 5138W to 5710N 5737W to 5803N
5825W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 8 March 2021 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4839N 5303W to 4934N 5303W
to 5009N 5422W to 5146N 5143W to 5508N 5138W to 5710N 5737W to 5803N
5825W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 1:52 PM EST 8 March 2021

Iceberg Limit

Iceberg limit at 0000 UTC 8 Mar estimated from Newfoundland near
4919N 5344W to 5100N 4945W to 5500N 5130W to 6010N 5700W to 6020N
5550W to 6035N 5325W to 5715N 4610W then eastwards.

Western iceberg limit at 0000 UTC 8 Mar estimated from the Labrador
coast near 5135N 5644W to Newfoundland near 5121N 5633W.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 1:52 PM EST 8 March 2021

Iceberg Limit

Iceberg limit at 0000 UTC 8 Mar estimated from Newfoundland near
4919N 5344W to 5100N 4945W to 5500N 5130W to 6010N 5700W to 6020N
5550W to 6035N 5325W to 5715N 4610W then eastwards.

Western iceberg limit at 0000 UTC 8 Mar estimated from the Labrador
coast near 5135N 5644W to Newfoundland near 5121N 5633W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 03:00 AM NST 09 March 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 3:00 AM NST 9 March 2021 Today Tonight and Wednesday At 3:00 a.m. NST today deepening low 986 mb located south of the
Grand Banks.
By 8:00 p.m. NST tonight departing low 970 mb located east of the
Grand Banks.

At 3:00 a.m. NST today ridge located on a line northeast-southwest
over the Gulf of St. Lawrence.
By 3:00 a.m. NST Wednesday ridge located on a line
northwest-southeast over Laurentian Fan.

Marine Weather Statement

Issued 2:46 AM NST 9 March 2021 A deepening low pressure system south of Southeastern Grand Banks
will track northeastward today and depart this evening. Strong to
gale force northeasterly winds ahead of the low will shift to gale to
storm force north to northwesterlies in its wake.

Marine interests are advised that a storm warning is in effect for
Southeastern Grand Banks. Gale warnings are in effect for Northern
Grand Banks and Southwestern Grand Banks.

Marine interests are also advised that a freezing spray warning is in
effect for Belle Isle Bank.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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