Northumberland Strait
Forecast
Marine Forecast
Issued 03:30 PM ADT 31 May 2025
Tonight and Sunday.
Strong wind warning in effect.
Wind southeast 20 to 25 knots veering to south 20 to 25 late overnight then increasing to south 25 to 30 near noon Sunday.
Showers and fog patches ending overnight with a risk of thunderstorms.
Extended Forecast
Issued 03:30 PM ADT 31 May 2025
Monday
Wind southwesterly 25 knots diminishing to
southwest 15 late in the day.
Tuesday
Wind southwest 15 knots backing to southeast
10 to 15 late in the day.
Wednesday
Wind southwest 15 knots backing to southerly
20.
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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 3:30 PM ADT 31 May 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 3:30 PM ADT 31 May 2025 Tonight and Sunday At 3:30 p.m. ADT today low 986 mb located north of Cape Cod.By 8:00 p.m. ADT tonight low 983 mb located over Maine.
At 3:00 a.m. ADT Sunday quasi-stationary low 983 mb located near
the St. Lawrence River.
Atlantic - Maritimes Area
- Anticosti
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- 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
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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