Issued 03:30 PM ADT 20 March 2023
Tonight and Tuesday.
Wind westerly 25 knots diminishing to westerly 15 near midnight then backing to southwest 15 to 20 Tuesday evening.
Temperatures minus 1 rising to plus 4 near noon Tuesday.
Issued 05:00 AM ADT 20 March 2023
Today Tonight and Tuesday. Seas 3 to 4 metres subsiding to 2 to 3 near noon and to 1 to 2 this evening.
Issued 03:30 PM ADT 20 March 2023
Wednesday Wind northwest 15 knots backing to westerly 20 in the afternoon.
Thursday Wind light increasing to southerly 30 knots.
Friday Wind southwest 35 knots diminishing to northwest 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 2:30 PM EDT 20 March 2023
Iceberg LimitIceberg limit at 0000 UTC 20 Mar estimated from Newfoundland near
4655N 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 CountNo confirmed icebergs.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:30 PM ADT 20 March 2023 Tonight and Tuesday At 3:30 p.m. ADT today low 972 mb located north of Newfoundland.
By 3:00 a.m. ADT Tuesday departing low 982 mb located northeast
At 3:30 p.m. ADT today ridge located from the East Coast of the
U.S. to West Scotian Slope.
By 3:30 p.m. ADT Tuesday ridge located from the East Coast of the
U.S. to Laurentian Fan.
Marine Weather StatementIssued 3:13 PM ADT 20 March 2023 A low pressure system north of Newfoundland will slowly move eastward
tonight. Strong to gale force westerlies will in the wake of the
system will gradually diminish from west to east overnight tonight
and Tuesday as the low moves farther east of Newfoundland.
Marine interests are advised that gale warnings are in effect for
eastern shore - eastern half, Sable - eastern half, Fourchu,
Banquereau, Laurentian Fan - northern half, Cabot Strait,
Gulf-Magdalen, Chaleur-Miscou - eastern half, and Anticosti.
Marine interests are also advised that freezing spray warnings are in
effect for Cabot Strait, Gulf-Magdalen, Chaleur-Miscou - eastern
half, 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 - northern half
- Laurentian Fan - southern half
- 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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