Issued 08:00 PM ADT 21 June 2021
Tonight and Tuesday.
Wind southerly 15 to 20 knots diminishing to variable 10 to 15 Tuesday morning then increasing to southwest 15 to 20 early Tuesday evening.
Showers overnight and Tuesday with a risk of thunderstorms. Fog.
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Ice ForecastsIssued 10:00 AM EDT 25 April 2021
Forecasts available to mariners upon request.
Iceberg BulletinIssued 2:30 PM EDT 21 June 2021
Iceberg LimitIceberg limit at 0000 UTC 22 Jun estimated from Newfoundland near
5000N 5555W to 5005N 5400W to 5200N 5250W to 5450N 5135W to 5600N
5200W to 5900N 5800W to 6130N 5805W to 5850N 4715W then eastwards.
Western iceberg limit at 0000 UTC 22 Jun estimated from Quebec near
5110N 5838W to Newfoundland near 5029N 5727W.
Iceberg CountNo confirmed icebergs.
No watches or warnings in effect.
Technical Marine SynopsisIssued 8:00 PM ADT 21 June 2021 Tonight and Tuesday At 8:00 p.m. ADT tonight trough from 987 mb low located from Quebec
to the Great Lakes.
By 3:30 p.m. ADT Tuesday deepening trough located from Labrador
to New Brunswick.
At 8:00 p.m. ADT tonight trough located south of Cape Cod.
By 3:30 p.m. ADT Tuesday trough located on a line
northwest-southeast over Sable Island.
Marine Weather StatementIssued 7:50 PM ADT 21 June 2021 Tropical cyclone information..
As of 9:00 P.M. ADT, tropical storm Claudette will be located at 38.2
north 70.6 west, 180 nautical miles south of Nantucket,
Massachusetts. Maximum sustained winds are estimated at 40 knots with
a central pressure of 1004 MB. Claudette is moving east-northeast at
25 knots. Latest indications show the remains of Claudette tracking
across the Maritimes marine district on Tuesday and it could bring
some gales to the region.
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Cornwall to Montréal
- Donnacona to Beauport
- Grand Manan
- Gulf - Magdalen - western half
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- Northumberland Strait
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Prescott to Cornwall
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
- 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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