Issued 03:00 AM ADT 23 April 2017
Today Tonight and Monday
Wind northeasterly 20 knots backing to north 15 late this morning then diminishing to light early this evening. Wind becoming southwest 15 near midnight then becoming variable 10 to 15 near noon Monday. Wind becoming light Monday evening.
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Ice ForecastsIssued 10:00 AM EDT 22 April 2017 Today Tonight and Sunday
Ice EdgeIce edge estimated from Nova Scotia near 4615N 6000W to 4700N 6010W
to 4830N 6215W to 4910N 6110W to Newfoundland near 4825N 5915W. Sea
ice northwest of the ice edge.
Iceberg BulletinIssued 11:00 AM EDT 22 April 2017
Iceberg LimitIceberg limit at 0000 UTC 22 Apr estimated from Newfoundland near
4740N 5720W to 4430N 5645W to 4100N 5130W to 4100N 4645W to 4800N
4215W to 5115N 4400W to 5300N 4945W to 5600N 4900W then eastwards.
Western iceberg limit at 0000 UTC 22 Apr estimated from Newfoundland
near 4736N 5909W to Anticosti Island near 5022N 6323W.
Iceberg CountNo confirmed icebergs.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 AM ADT 23 April 2017 Today Tonight and Monday At 3:00 a.m. ADT today weakening ridge located on a line north-south
over the Gulf of St. Lawrence.
At 3:00 a.m. ADT today low 1003 mb located over West Scotian Slope.
By 8:00 p.m. ADT tonight low 1006 mb located over the southwestern
At 8:00 p.m. ADT tonight cold front located over the St. Lawrence
By 3:00 a.m. ADT Monday cold front located on a line north-south
over Anticosti Island.
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
- Kingston to Cornwall
- 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
- 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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