Issued 03:00 AM ADT 21 March 2023
Today Tonight and Wednesday.
Wind westerly 15 knots diminishing to light this morning then increasing to southwest 15 to 20 this afternoon. Wind veering to northwesterly 15 to 20 after midnight. Wind northwesterly 15 to 20 Wednesday.
Strong wind warning program has ended for the season.
Issued 05:00 AM ADT 21 March 2023
Today Tonight and Wednesday. Seas 1 metre.
Issued 03:00 AM ADT 21 March 2023
Thursday Wind variable 15 knots increasing to southeast 25 in the afternoon then veering to southwest 25 late in the day.
Friday Wind west 25 knots.
Saturday Wind north 15 to 20 knots veering to easterly 15 to 20.
Issued 10:00 AM EDT 20 March 2023 Today Tonight and Tuesday Ice free.
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Ice ForecastsIssued 10:00 AM EDT 20 March 2023 Today Tonight and Tuesday
Ice EdgeIce edge estimated from Nova Scotia near 4557N 5947W to 4620N 5930W
to 4845N 6230W to 5000N 5845W to 4730N 5940W to Newfoundland near
4711N 5528W. Sea ice west then northeast of the ice edge.
Iceberg BulletinIssued 4:12 PM EDT 20 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.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 AM ADT 21 March 2023 Today Tonight and Wednesday At 3:00 a.m. ADT today departing low 982 mb located northeast
At 3:00 a.m. ADT today ridge located from the East Coast of the
U.S. to West Scotian Slope.
By 3:00 a.m. ADT Wednesday ridge located from the East Coast of
the U.S. to Laurentian Fan.
At 3:00 a.m. ADT today trough located over the Great Lakes.
By 3:00 a.m. ADT Wednesday trough located over Cape Breton Island.
Marine Weather StatementIssued 2:44 AM ADT 21 March 2023 Strong to gale force westerlies will diminish today as a low
northeast of Newfoundland moves out into the mid Atlantic.
Marine interests are advised that gale warnings are in effect for
Banquereau - northern half, Cabot Strait, and Gulf-Magdalen -
Marine interests are also advised that freezing spray warnings are in
effect for Chaleur - Miscou and Anticosti.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- 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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