Northumberland Strait
Forecast
Marine Forecast
Issued 08:00 PM ADT 17 June 2025
Tonight and Wednesday.
Strong wind warning in effect.
Wind southwesterly 20 knots diminishing to south 15 late overnight then increasing to south 20 Wednesday afternoon.
Extended Forecast
Issued 03:30 PM ADT 17 June 2025
Thursday
Wind southerly 15 knots.
Friday
Wind southerly 15 knots.
Saturday
Wind light increasing to northwest 20
knots.
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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 8:00 PM ADT 17 June 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 8:00 PM ADT 17 June 2025 Tonight and Wednesday At 8:00 p.m. ADT tonight departing ridge located over the easternGrand Banks.
At 8:00 p.m. ADT tonight intensifying low 994 mb located near
James Bay.
By 8:00 p.m. ADT Wednesday trough from 979 mb low located from
Labrador Coast to the Gaspe Peninsula.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast
- 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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