Northumberland Strait - western half
Forecast
Marine Forecast
Issued 03:00 AM ADT 15 May 2026
Today Tonight and Saturday.
Strong wind warning in effect.
Wind east 15 knots increasing to northeast 20 early this morning then diminishing to north 15 early this evening. Wind backing to west 15 after midnight then becoming variable 10 to 15 Saturday morning. Wind increasing to southwest 20 Saturday afternoon.
Scattered showers today and this evening.
Extended Forecast
Issued 03:00 AM ADT 15 May 2026
Sunday
Wind west 25 knots increasing to northwest 35
late in the day.
Monday
Wind northwest 25 knots diminishing to variable
10 to 15 late in the day.
Tuesday
Wind variable 15 to 20 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 14 May 2026 Today Tonight and FridayIce Edge
Ice edge estimated from Quebec near 5108N 5835W to 5104N 5812W to5116N 5738W to Quebec near 5125N 5736W. Sea ice north of the ice
edge.
Ice Coverage
Ice free.
Warnings
Warnings (In effect)
Strong wind warning in effect
Northumberland Strait - western half
Issued 03:00 AM ADT 15 May 2026'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 15 May 2026 Today Tonight and Saturday At 3:00 a.m. ADT today low 996 mb located west of Sable Island.By 10:00 a.m. ADT today low 998 mb located south of Cape Breton
Island.
At 8:00 p.m. ADT tonight quasi-stationary low 1000 mb located east
of Cape Breton Island.
Marine Weather Statement
Issued 2:48 AM ADT 15 May 2026 A low pressure system west of Sable Island will track northeastwardtoday to lie east of Cape Breton Island by this evening. Strong to
gale force easterly winds north of the low shift to strong to gale
force southerlies to its south.
Marine interests are advised that gale warnings are in effect for
southwestern shore, LaHave Bank, eastern shore, Sable, East Scotian
Slope - southwestern half, Fourchu, Banquereau, Laurentian Fan, Cabot
Strait and Gulf-Magdalen - southeastern half.
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen - northwestern half
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- 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
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
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- Date modified:
ATOM