Northumberland Strait - western half
Issued 10:00 AM AST 25 February 2018
Today Tonight and Monday.
Wind northeast 10 to 15 knots veering to southeast 15 this afternoon then increasing to southeast 25 this evening. Wind veering to south 15 to 20 Monday morning then becoming northwest 20 Monday evening.
Snow beginning this evening changing to a few showers or flurries near noon Monday and ending Monday evening. Visibility 1 mile or less in snow.
Freezing spray warning in effect.
Over open water freezing spray tonight.
Temperatures minus 11 rising to plus 1 Monday afternoon.
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Ice ForecastsIssued 10:00 AM EST 24 February 2018 Today Tonight and Sunday
Ice EdgeFirst ice edge estimated from New Brunswick near 4530N 6515W to Nova
Scotia near 4505N 6500W. Sea ice northeast of the ice edge.
Second ice edge estimated from Nova Scotia near 4430N 6330W to 4525N
6015W to 4515N 5710W to 4625N 5650W to 4730N 5855W to Newfoundland
near 4705N 5555W. Sea ice north of the ice edge.
8 tenths grey ice except 9 plus tenths grey-white ice including 3
tenths first-year ice in the northern section.
Warnings (In effect)
Northumberland Strait - western halfIssued 10:00 AM AST 25 February 2018
Moderate or severe freezing spray is occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Technical Marine SynopsisIssued 10:00 AM AST 25 February 2018 Today Tonight and Monday At 10:00 a.m. AST today ridge located on a line north-south over
the Gaspe Peninsula.
By 3:00 a.m. AST Monday departing ridge located on a line
north-south over eastern Banquereau.
At 8:00 p.m. AST tonight trough located west of the Marine District.
By 8:00 p.m. AST Monday low 1006 mb located over Fourchu.
Marine Weather StatementIssued 9:44 AM AST 25 February 2018 A trough of low pressure will approach the western marine district
this evening then move slowly eastward to lie over the eastern marine
district Monday evening while developing into a low pressure system.
Strong to gale force southeasterlies will develop ahead of the trough
then shift to strong northwesterlies in its wake.
Marine interests are advised that gale warnings are in effect for
Lurcher, Browns Bank, Georges Bank, West Scotian Slope, East Scotian
Slope, Banquereau and Laurentian Fan. Freezing spray warnings are in
effect for Banquereau and all Gulf of St. Lawrence waters.
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western 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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