Northumberland Strait
Forecast
Marine Forecast
Issued 03:00 AM ADT 20 June 2025
Today Tonight and Saturday.
Strong wind warning in effect.
Wind south 15 knots increasing to southwest 25 near noon then veering to west 20 Saturday morning. Wind diminishing to northwest 15 Saturday afternoon and to light Saturday evening.
Scattered showers ending Saturday morning. Fog patches dissipating this morning.
Extended Forecast
Issued 03:00 AM ADT 20 June 2025
Sunday
Wind variable 10 to 15 knots increasing to
south 15 to 20 in the afternoon.
Monday
Wind south 15 to 20 knots.
Tuesday
Wind south 15 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 03:00 AM ADT 20 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 3:00 AM ADT 20 June 2025 Today Tonight and Saturday At 3:00 a.m. ADT today low 998 mb located over the St. LawrenceRiver.
By 3:30 p.m. ADT today low 995 mb located over the Gaspe Peninsula.
At 3:00 a.m. ADT Saturday low 991 mb located over Anticosti Island.
By 3:30 p.m. ADT Saturday low 995 mb located over the Strait of
Belle Isle.
Atlantic - Newfoundland Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast
- Fourchu
- Funk Island Bank
- Gulf - Magdalen
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan
- Mid Labrador Coast - Hopedale and south
- Northeast Coast
- Northeast Gulf
- Northern Grand Banks
- Northumberland Strait
- Sable
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwest Coast
- South Coast
- South Labrador Coast
- South Labrador Sea - northwestern half
- South Labrador Sea - southeastern half
- Strait of Belle Isle - eastern half
- Strait of Belle Isle - western half
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