Southwestern Grand Banks
Forecast
Marine Forecast
Issued 10:00 AM NDT 23 March 2023
Today Tonight and Friday.
Storm warning in effect.
Wind northwest 30 knots diminishing to northwest 15 to 20 this afternoon and to variable 10 to 15 this evening. Wind increasing to southeast 25 late overnight and to southeast 45 to 55 Friday morning. Wind becoming west 45 Friday evening.
Showers or flurries this morning. Flurries this afternoon. Rain or snow overnight and Friday. Visibility 1 mile or less in precipitation.
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 EDT 23 March 2023 Today Tonight and FridayIce Edge
Ice edge estimated from Newfoundland near 4647N 5257W to 4707N 5014Wto 4910N 4847W to 5021N 5342W to 5459N 5204W to 5600N 5622W 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 23 March 2023 Today Tonight and FridayIce Edge
Ice edge estimated from Newfoundland near 4647N 5257W to 4707N 5014Wto 4910N 4847W to 5021N 5342W to 5459N 5204W to 5600N 5622W 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 2:30 PM EDT 22 March 2023Iceberg Limit
Iceberg limit at 0000 UTC 23 Mar estimated from Newfoundland near4655N 5555W to 4600N 5525W to 4500N 5000W to 4455N 4500W to 4730N
4430W to 5835N 5540W to 6005N 5015W to 5850N 4755W then eastwards.
Western iceberg limit at 0000 UTC 23 Mar estimated from Quebec near
5020N 6050W to Newfoundland near 4917N 5810W.
Iceberg Count
No confirmed icebergs except less than 10 icebergs northeast of theiceberg limit.
Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 22 March 2023Iceberg Limit
Iceberg limit at 0000 UTC 23 Mar estimated from Newfoundland near4655N 5555W to 4600N 5525W to 4500N 5000W to 4455N 4500W to 4730N
4430W to 5835N 5540W to 6005N 5015W to 5850N 4755W then eastwards.
Western iceberg limit at 0000 UTC 23 Mar estimated from Quebec near
5020N 6050W to Newfoundland near 4917N 5810W.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Storm warning in effect
Southwestern Grand Banks
Issued 3:30 PM NDT 23 March 2023'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 3:30 PM NDT 23 March 2023 Tonight and Friday At 3:30 p.m. NDT today ridge located from Banquereau to the QuebecLower North Shore.
By 3:30 p.m. NDT Friday departing ridge located east of the Marine
District.
At 3:00 a.m. NDT Friday deepening low 996 mb located near Nova
Scotia.
By 3:30 p.m. NDT Friday deepening low 986 mb located over the
southern Grand Banks.
Marine Weather Statement
Issued 3:21 PM NDT 23 March 2023 A deepening low pressure system approaching from the west will crossNova Scotia early Friday morning before moving to lie over the Grand
Banks by Friday night. Gale to storm force southeast to northeasterly
winds will develop on Friday ahead of the low before shifting to
strong to gale force westerly winds over southern waters in its wake.
Marine interests are advised that storm warnings are in effect for
the Grand Banks. Gale warnings are in effect for Southwest Coast,
South Coast, East Coast and Funk Island Bank.
Atlantic - Newfoundland Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore - eastern half
- East Coast - Cape St. Francis and south
- East Coast - north of Cape St. Francis
- Fourchu
- Funk Island Bank
- Gulf - Magdalen - eastern half
- Gulf - Magdalen - western half
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan - northeastern half
- Mid Labrador Coast
- Northeast Coast
- Northeast Gulf
- Northern Grand Banks
- Northumberland Strait
- 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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