Northumberland Strait - western half
Forecast
Marine Forecast
Issued 08:00 PM AST 07 March 2021
Tonight and Monday.
Wind northwest 10 to 15 knots diminishing to light Monday afternoon.
Temperatures near minus 9.
Extended Forecast
Ice Forecast
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EST 7 March 2021 Today Tonight and MondayIce Edge
Ice edge estimated from Cape Breton near 4600N 5950W to 4609N 5900Wto 4620N 5840W to 4700N 5900W to 4755N 6043W to 4800N 6258W to 4906N
6107W to 4957N 6227W to 4937N 5930W to 5028N 5756W to Newfoundland
near 4842N 5855W. Sea ice southwest then northwest then east of the
ice edge.
Ice Coverage
Ice pressure warning in effect.8 tenths new ice including 3 tenths grey ice except 9 plus tenths
grey-white ice along the western and southern coasts of Prince
Edward Island. Strong ice pressure along the southern and western
coasts of Prince Edward Island today and continuing Monday.
Warnings
Warnings (In effect)
Ice pressure warning in effect
Northumberland Strait - western half
Issued 10:00 AM EST 07 March 2021Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.
Synopsis
Technical Marine Synopsis
Issued 8:00 PM AST 7 March 2021 Tonight and Monday At 8:00 p.m. AST tonight trough located south of Laurentian Fan.By 8:00 p.m. AST Monday low located south of the Grand Banks.
At 8:00 p.m. AST tonight ridge located over the Great Lakes.
By 8:00 p.m. AST Monday approaching ridge located on a line
northeast-southwest over New England.
Marine Weather Statement
Issued 7:52 PM AST 7 March 2021 A low pressure system will develop south of Laurentian Fan tonightand Monday. Winds will increase to strong northeasterlies over the
Scotian Slope.
Marine interests are advised that a freezing spray warning is in
effect for Anticosti.
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
- Fundy
- Grand Manan
- Gulf - Magdalen - western half
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- Lurcher
- 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
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Need to travel Alberta Highway 93?

Go prepared with Highway 93 forecasts. Highway regions are available in the Alberta text forecast bulletin between Lake Louise and Jasper. (Photo by: Natalie Anderson)
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