Northumberland Strait
Forecast
Marine Forecast
Issued 10:00 AM AST 13 November 2025
Today Tonight and Friday.
Strong wind warning in effect.
Wind light increasing to northeast 15 to 20 knots late this afternoon and to northerly 25 to 30 near midnight. Wind backing to northwest 20 to 25 Friday afternoon.
Showers.
Extended Forecast
Issued 03:00 AM AST 13 November 2025
Saturday
Wind northwest 30 knots diminishing to west
20 in the afternoon.
Sunday
Wind southwest 20 knots increasing to southeast
30.
Monday
Wind southeast 30 knots veering to southwest
25.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.Warnings
Warnings (In effect)
Strong wind warning in effect
Northumberland Strait
Issued 10:00 AM AST 13 November 2025'Strong' winds of 20 to 33 knots are 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.
Synopsis
Technical Marine Synopsis
Issued 10:00 AM AST 13 November 2025 Today Tonight and Friday At 10:00 a.m. AST today low 997 mb located over Laurentian Fan.By 8:00 p.m. AST tonight low 990 mb located over eastern Banquereau.
At 3:00 a.m. AST Friday low 988 mb located over Newfoundland.
Marine Weather Statement
Issued 9:42 AM AST 13 November 2025 A low pressure system over Laurentian Fan will track northeastwardtoday to lie over Newfoundland tonight. Strong to gale force winds
will develop today in the vicinity of the low.
Marine interests are advised that gale warnings are in effect for
Banquereau and Laurentian Fan - eastern half.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau - eastern half
- Banquereau - western half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast
- East Scotian Slope - eastern half
- East Scotian Slope - western half
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - eastern half
- Laurentian Fan - western half
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Sable - eastern half
- Sable - western half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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