Northumberland Strait - western half
Issued 03:00 AM AST 23 February 2017
Today Tonight and Friday
Wind light increasing to south 15 knots this afternoon and to south 20 to 25 early this evening. Wind veering to southwest 25 to 30 overnight then diminishing to west 15 to 20 Friday morning. Wind diminishing to west 10 to 15 Friday afternoon.
Showers this evening. Showers or flurries beginning Friday evening. Fog patches forming overnight and dissipating Friday morning.
Temperatures minus 3 rising to plus 5 after midnight then falling to zero Friday morning.
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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 plus tenths of first-year ice.
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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