Issued 03:30 PM NDT 21 March 2023
Tonight and Wednesday.
Gale warning in effect.
Wind west 25 to 35 knots becoming west 25 early this evening then veering to northwest 15 to 20 near midnight. Wind diminishing to light late overnight then increasing to north 15 to 20 near noon Wednesday. Wind backing to northwest 25 Wednesday afternoon.
Flurries Wednesday. Visibility 1 mile or less in flurries.
Temperatures near minus 1.
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Ice ForecastsIssued 10:00 AM EDT 21 March 2023 Today Tonight and Wednesday
Ice EdgeIce edge estimated from Nova Scotia near 4557N 5947W to 4620N 5930W
to 4845N 6230W to 4946N 5849W to 4730N 5940W to Newfoundland near
4711N 5528W. Sea ice west then northeast of the ice edge.
Iceberg BulletinIssued 2:30 PM EDT 21 March 2023
Iceberg LimitIceberg limit at 0000 UTC 21 Mar estimated from Newfoundland near
4655N 5555W to 4600N 5525W to 4515N 5000W to 4535N 4610W to 4700N
4500W to 4845N 4525W to 5835N 5540W to 6005N 5015W to 5900N 4815W to
5820N 4520W then eastwards.
Western iceberg limit at 0000 UTC 21 Mar estimated from Quebec near
5027N 5948W to Newfoundland near 4936N 5753W.
Iceberg CountNo confirmed icebergs except less than 10 icebergs northeast of the
Warnings (In effect)
Gale warning in effect
Southwest CoastIssued 3:30 PM NDT 21 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.
Technical Marine SynopsisIssued 3:30 PM NDT 21 March 2023 Tonight and Wednesday At 3:30 p.m. NDT today departing low 975 mb located east of the
At 3:30 p.m. NDT today ridge located over Nova Scotia.
By 3:30 p.m. NDT Wednesday ridge located over the Grand Banks.
At 3:30 p.m. NDT today trough located over New Brunswick.
By 3:30 p.m. NDT Wednesday trough located over Newfoundland.
Marine Weather StatementIssued 3:29 PM NDT 21 March 2023 An intense low pressure system east of the marine district will
continue eastward away from the marine district this evening. Strong
to gale force west to northwesterlies will diminish tonight as it
Marine interests are advised that gale warnings are in effect for
Southwest Coast, South Coast, East Coast, and the Grand Banks.
Atlantic - Maritimes Area
- Banquereau - northern half
- Banquereau - southern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- 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
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- 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
- Arctic - Eastern Arctic
- Arctic - Western Arctic
- Atlantic - Labrador
- Atlantic - Maritimes
- Atlantic - Newfoundland
- Great Lakes - Lake Erie and Lake Ontario
- Great Lakes - Lake Huron
- Great Lakes - Lake Superior
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