Southwestern Grand Banks
Forecast
Marine Forecast
Issued 10:00 AM NDT 20 March 2023
Today Tonight and Tuesday.
Gale warning in effect.
Wind west 35 to 45 knots except west 25 to 35 over southern sections tonight. Wind becoming west 25 to 35 late overnight then becoming northwest 25 Tuesday afternoon.
Showers or flurries ending this afternoon.
Waves
Issued 06:00 AM NDT 20 March 2023
Today Tonight and Tuesday.
Seas 3 to 5 metres becoming 5 to 7 near noon except 3 to 5 over
southern sections tonight and Tuesday. Seas subsiding to 3 to 5 Tuesday
afternoon.
Extended Forecast
Issued 03:00 AM NDT 20 March 2023
Wednesday
Wind northwest 25 knots diminishing to
northwest 15 to 20 in the morning.
Thursday
Wind northwest 25 knots diminishing to
northwest 15.
Friday
Wind southeast 25 to 35 knots veering to
southwest 25 to 35.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 20 March 2023 Today Tonight and TuesdayIce Edge
Ice edge estimated from Newfoundland near 4647N 5257W to 4645N 5226Wto 4838N 5055W to 4957N 5140W to 5035N 5420W to 5437N 5305W to 5803N
5815W then northeastward. Sea ice north then west of the ice edge.
Ice Coverage
Bergy water.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 20 March 2023 Today Tonight and TuesdayIce Edge
Ice edge estimated from Newfoundland near 4647N 5257W to 4645N 5226Wto 4838N 5055W to 4957N 5140W to 5035N 5420W to 5437N 5305W to 5803N
5815W then northeastward. Sea ice north then west of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 3:07 PM EDT 19 March 2023Iceberg Limit
Iceberg limit at 0000 UTC 20 Mar estimated from Newfoundland near4655N 5555W to 4600N 5525W to 4515N 5000W to 4535N 4610W to 4700N
4505W to 4850N 4535W to 5835N 5540W to 6005N 5015W to 5900N 4815W to
5820N 4520W then eastwards.
Western iceberg limit at 0000 UTC 20 Mar estimated from Quebec near
5030N 5950W to Newfoundland near 4940N 5755W.
Iceberg Count
No confirmed icebergs except less than 10 icebergs northeast of theiceberg limit.
Iceberg Bulletin
Tail of the Grand Banks
Issued 3:07 PM EDT 19 March 2023Iceberg Limit
Iceberg limit at 0000 UTC 20 Mar estimated from Newfoundland near4655N 5555W to 4600N 5525W to 4515N 5000W to 4535N 4610W to 4700N
4505W to 4850N 4535W to 5835N 5540W to 6005N 5015W to 5900N 4815W to
5820N 4520W then eastwards.
Western iceberg limit at 0000 UTC 20 Mar estimated from Quebec near
5030N 5950W to Newfoundland near 4940N 5755W.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Gale warning in effect
Southwestern Grand Banks
Issued 10:00 AM NDT 20 March 2023'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 10:00 AM NDT 20 March 2023 Today Tonight and Tuesday At 10:00 a.m. NDT today low 972 mb located over southern LabradorCoast.
By 10:00 a.m. NDT Tuesday low 972 mb located east of the Marine
District.
Marine Weather Statement
Issued 9:48 AM NDT 20 March 2023 An intense low pressure system over the South Labrador Coast willslowly track eastwards across Belle Isle Bank today and tonight
before moving to lie east of the marine district late Tuesday.
Gale to storm force southwest to westerly winds over all waters will
diminish to strong northwesterlies late Tuesday.
Marine interests are advised that storm warnings are in effect for
Southwest Coast, South Coast, East Coast, Northeast Coast, Funk
Island Bank, and Northern Grand Banks. Gale warnings are in effect
for all remaining waters.
Atlantic - Newfoundland Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- East Coast - Cape St. Francis and south
- East Coast - north of Cape St. Francis
- Fourchu
- Funk Island Bank
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan
- Mid Labrador Coast - Hopedale and south
- Northeast Coast
- Northeast Gulf
- Northern Grand Banks
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Sable - eastern half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwest Coast
- South Coast
- South Labrador Coast
- South Labrador Sea
- Strait of Belle Isle - eastern half
- Strait of Belle Isle - western half
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