Anticosti - northwestern half
Issued 03:00 AM AST 23 February 2017
Today Tonight and Friday
Wind light increasing to southeasterly 15 knots this afternoon and to southeasterly 20 to 25 early this evening. Wind veering to southwest 25 to 30 after midnight then to northwest 25 Friday morning. Wind diminishing to northwest 15 near noon Friday then becoming variable 15 Friday afternoon. Wind increasing to westerly 15 to 20 Friday evening.
Periods of snow beginning this afternoon with a risk of freezing rain changing to rain early this evening and ending overnight. Periods of snow beginning Friday afternoon. Visibility 1 mile or less in snow.
Temperatures minus 3 rising to plus 3 after midnight then falling to minus 4 Friday evening.
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Ice ForecastsIssued 10:00 AM EST 22 February 2017 Today Tonight and Thursday
Ice EdgeFirst ice edge estimated from Nova Scotia near 4610N 5950W to 4635N
5925W to 4815N 6105W to 5000N 5820W to 4835N 5925W to Newfoundland
near 4755N 5925W. Sea ice west and southeast of the ice edge.
Second ice edge estimated from New Brunswick near 4530N 6515W to
Nova Scotia near 4505N 6500W. Sea ice east of the ice edge.
9 tenths of new ice including 4 tenths of grey ice except 9 plus
tenths of grey-white ice along the north shore of Anticosti Island
and along the Gaspe shore.
Iceberg BulletinIssued 11:00 AM EST 22 February 2017
Iceberg LimitIceberg limit at 0000 UTC 22 Feb estimated from Newfoundland near
4721N 5247W to 4515N 4800W to 4515N 4500W to 4700N 4500W to 5030N
4600W to 5300N 4915W to 5700N 5400W then eastwards.
Western iceberg limit at 0000 UTC 22 Feb estimated from Quebec near
5111N 5837W to Newfoundland near 5020N 5726W.
Iceberg CountNo confirmed icebergs.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 AM AST 23 February 2017 Today Tonight and Friday At 3:00 a.m. AST today ridge located on a line northeast-southwest
over Nova Scotia.
By 3:00 a.m. AST Friday ridge located on a line north-south over
the northern Grand Banks.
At 3:30 p.m. AST today low 996 mb located over Quebec.
By 3:00 a.m. AST Friday low 992 mb located near Anticosti Island.
At 3:00 a.m. AST today low 990 mb located over the southeastern
By 3:30 p.m. AST today low 983 mb located northeast of the Grand
Marine Weather StatementIssued 2:46 AM AST 23 February 2017 A low pressure system over Southeastern Grand Banks will continue
To move eastward today. Strong to near gale force northwesterlies
over easternmost waters will diminish today as the low moves away.
Marine interests are advised that gale warnings have ended.
St. Lawrence - St. Lawrence River Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- 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 - western half
- 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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