Northumberland Strait - western half
Forecast
Marine Forecast
Issued 03:30 PM AST 04 March 2021
Tonight and Friday.
Wind west 25 to 30 knots diminishing to westerly 15 to 20 late overnight. Wind westerly 15 to 20 Friday.
Freezing spray warning in effect.
Over open water freezing spray ending overnight.
Temperatures minus 5 falling to minus 10 near midnight.
Extended Forecast
Ice Forecast
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EST 4 March 2021 Today Tonight and FridayIce Edge
Ice edge estimated from Cape Breton near 4651N 6018W to 4701N 6014Wto 4754N 6044W to 4801N 6258W to 5030N 5801W to Newfoundland near
4832N 5914W. Sea ice southwest then northwest then east of the ice
edge.
Ice Coverage
Ice pressure warning in effect.9 tenths new ice including 4 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 Friday.
Warnings
Warnings (In effect)
Freezing spray warning in effect
Northumberland Strait
Issued 3:30 PM AST 04 March 2021Moderate 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.
Ice pressure warning in effect
Northumberland Strait - western half
Issued 10:00 AM EST 04 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 3:30 PM AST 4 March 2021 Tonight and Friday At 3:30 p.m. AST today low 970 mb located northeast of AnticostiIsland.
By 8:00 p.m. AST Friday low 986 mb located over southern Labrador.
Marine Weather Statement
Issued 3:10 PM AST 4 March 2021 A low pressure system northeast of Anticosti Island will slowly movenorth to lie over Southern Labrador by Friday evening. Strong to gale
force westerlies will slowly diminish through the forecast period as
a result.
Marine interests are advised that gale warnings are in effect for
Gulf-Magdalen, Chaleur-Miscou, and Anticosti.
Freezing spray warnings are in effect for Fundy, Grand Manan, Cabot
Strait, Northumberland Strait, Gulf-Magdalen, Chaleur-Miscou, and
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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