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Southwestern Grand Banks

Forecast

Marine Forecast

Issued 03:30 PM NST 08 March 2021

Tonight and Tuesday.

Gale warning in effect.

Wind northeast 30 knots increasing to north 35 near midnight then backing to northwest 25 to 35 Tuesday morning. Wind diminishing to northwest 20 near noon Tuesday.

Showers changing to rain or snow this evening then to snow overnight and ending Tuesday morning. Fog banks dissipating Tuesday morning.

Temperatures plus 5 falling to zero this evening.

Waves

Issued 06:00 AM NST 08 March 2021
Today Tonight and Tuesday. Seas 1 to 2 metres except 2 to 3 over southern sections this evening. Seas becoming 3 to 5 near midnight except 2 to 3 over northern sections. Seas subsiding to 3 Tuesday evening.

Extended Forecast

Issued 03:30 PM NST 08 March 2021
Wednesday Wind northwest 15 to 20 knots diminishing to variable 10 to 15 in the afternoon.
Thursday Wind southwest 15 to 20 knots.
Friday Wind southwest 25 knots.

Ice Forecast

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

[ Canadian Ice Service ]

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Weather Conditions

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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
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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 3:30 PM NST 08 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 3:30 PM NST 8 March 2021 Tonight and Tuesday At 3:30 p.m. NST today trough located over northern Belle Isle Bank.
By 3:00 a.m. NST Tuesday departing trough located east of Belle
Isle Bank.

At 3:30 p.m. NST today deepening low 1000 mb located south of
Laurentian Fan.
By 3:30 p.m. NST Tuesday low 972 mb located east of the Grand Banks.

At 3:30 p.m. NST today quasi-stationary ridge located on a line
east-west over Newfoundland.

Marine Weather Statement

Issued 3:16 PM NST 8 March 2021 A trough of low pressure over Northern Belle Isle Bank will move
southeastward to depart east of Belle Isle Bank tonight. Strong to
gale force northwesterlies are expected over northern waters tonight
in the wake of the trough.

A deepening low pressure system well south of Laurentian Fan will
track northeastward to lie east of the Grand Banks Tuesday afternoon.
Strong to gale force northeasterly winds will develop over southern
waters ahead of the low then shift to gale to storm force
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 Belle Isle
Bank, 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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Go prepared with Highway 93 forecasts. Highway regions are available in the Alberta text forecast bulletin between Lake Louise and Jasper. (Photo by: Natalie Anderson)

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