Southwestern Grand Banks
Forecast
Marine Forecast
Issued 03:00 AM NST 01 March 2021
Today Tonight and Tuesday.
Storm warning in effect.
Wind northwest 35 to 45 knots becoming northwest 35 this morning then diminishing to north 15 to 20 this afternoon. Wind becoming southeast 15 this evening then increasing to southeast 30 near midnight. Wind increasing to southeast 45 to 55 overnight then diminishing to west 30 near noon Tuesday.
Flurries or showers ending near noon. Snow or rain beginning near midnight and becoming rain and fog patches Tuesday morning then showers or flurries Tuesday afternoon.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EST 28 February 2021 Today Tonight and MondayIce Edge
Ice edge estimated from Newfoundland near 4839N 5303W to 4912N 5250Wto 4950N 5302W to 5412N 5131W to 5803N 5740W 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 28 February 2021 Today Tonight and MondayIce Edge
Ice edge estimated from Newfoundland near 4839N 5303W to 4912N 5250Wto 4950N 5302W to 5412N 5131W to 5803N 5740W then northeastward. Sea
ice west of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 1:30 PM EST 28 February 2021Iceberg Limit
Iceberg limit at 0000 UTC 1 Mar estimated from Newfoundland near4914N 5332W to 5100N 4930W to 5500N 5130W to 6010N 5700W to 6020N
5550W to 5710N 5050W to 5540N 4550W then eastwards.
Western iceberg limit at 0000 UTC 1 Mar estimated from the Labrador
coast near 5147N 5642W to Newfoundland near 5118N 5618W.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 1:30 PM EST 28 February 2021Iceberg Limit
Iceberg limit at 0000 UTC 1 Mar estimated from Newfoundland near4914N 5332W to 5100N 4930W to 5500N 5130W to 6010N 5700W to 6020N
5550W to 5710N 5050W to 5540N 4550W then eastwards.
Western iceberg limit at 0000 UTC 1 Mar estimated from the Labrador
coast near 5147N 5642W to Newfoundland near 5118N 5618W.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Storm warning in effect
Southwestern Grand Banks
Issued 03:00 AM NST 01 March 2021'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. 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 1 March 2021 Today Tonight and Tuesday At 3:00 a.m. NST today low 998 mb located over the southeasternGrand Banks.
By 8:00 p.m. NST tonight departing low 996 mb located east of the
Grand Banks.
At 8:00 p.m. NST tonight intensifying trough from 986 mb low
located south of Nova Scotia.
By 8:00 p.m. NST Tuesday trough from 965 mb low located from
Anticosti Island to the Strait of Belle Isle then to the Grand
Banks.
At 3:00 a.m. NST today ridge located on a line north-south over
Nova Scotia.
By 3:00 a.m. NST Tuesday ridge located on a line north-south over
the eastern Grand Banks.
Marine Weather Statement
Issued 2:53 AM NST 1 March 2021 A low pressure system over the Southeastern Grand Banks will trackeast of the district this evening. Strong to gale force
northeasterlies north of the low and west to northwesterly gales
south of the low and in its wake will diminish later today or this
evening as it departs.
Another low pressure system will form over the Gulf of Maine this
evening then rapidly intensify as it moves to lie over the Gulf of
St. Lawrence tonight where it will stall on Tuesday. A trough
associated with the low will sweep northeastward across the district
tonight and Tuesday. Gale to storm force east to southeasterly winds
will spread across all waters ahead of the trough before shifting to
strong to gale force west to southwesterlies in its wake.
Marine interests are advised that storm warnings are in effect for
Southwest Coast, South Coast, East Coast - Cape St. Francis and
south, and the Southern Grand Banks. Gale warnings are in effect for
all remaining waters.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - eastern half
- Gulf - Magdalen - western half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Sable - eastern half
- Sable - western half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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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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