Northumberland Strait - western half
Forecast
Marine Forecast
Issued 03:00 AM ADT 15 October 2026
Today Tonight and Friday.
Gale warning in effect.
Wind northwest 25 knots increasing to northwest 35 early this morning then diminishing to northwest 20 to 25 this evening. Wind diminishing to variable 10 to 15 overnight then increasing to southerly 25 Friday evening.
Showers ending near noon. Rain Friday late in the day.
Extended Forecast
Issued 03:00 AM ADT 15 October 2026
Saturday
Wind southwest 25 knots veering to
northwesterly 25 to 30 in the morning.
Sunday
Wind west 25 knots.
Monday
Wind light increasing to southwest 25
knots.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.Warnings
Warnings (In effect)
Gale warning in effect
Northumberland Strait - western half
Issued 03:00 AM ADT 15 October 2026'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM ADT 15 October 2026 Today Tonight and Friday At 3:00 a.m. ADT today deepening low 993 mb located over thesoutheastern Gulf of St. Lawrence.
By 3:00 a.m. ADT Friday low 979 mb located northeast of
Newfoundland.
At 8:00 p.m. ADT tonight ridge located on a line north-south over
New England.
By 8:00 p.m. ADT Friday departing ridge located southeast of the
Marine District.
At 8:00 p.m. ADT Friday approaching low 996 mb located over Maine.
Marine Weather Statement
Issued 2:47 AM ADT 15 October 2026 A low pressure system over the Cabot Strait will continue to tracknortheastward throughout the forecast period to lie northeast of
Newfoundland by this evening. Strong to gale force south to southeast
winds ahead of the low will shift to strong to gale force
northwesterlies in its wake.
Marine interests are advised that gale warnings are in effect for
eastern shore - eastern half, Sable, East Scotian Slope, Fourchu,
Banquereau, Laurentian Fan, Cabot Strait, and all Gulf of St.
Lawrence waters.
Atlantic - Maritimes Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- 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 - Cape St. Francis and south
- 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 - eastern half
- 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
- 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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