Northumberland Strait
Forecast
Marine Forecast
Issued 03:30 PM ADT 08 March 2026
Tonight and Monday.
Wind southwest 25 knots diminishing to southwest 15 to 20 early this evening and to southwest 10 to 15 near midnight. Wind increasing to southwest 15 to 20 early Monday morning then backing to south 25 Monday evening.
Scattered showers ending near midnight. Fog patches dissipating overnight.
Temperatures plus 2 rising to plus 5 Monday evening.
Strong wind warning program has ended for the season.
Extended Forecast
Issued 03:30 PM ADT 08 March 2026
Tuesday
Wind southwesterly 20 knots diminishing to
variable 10 to 15 in the afternoon.
Wednesday
Wind northeast 20 to 25 knots.
Thursday
Wind southeasterly 25 to 30 knots veering to
southwest 25 to 30.
Ice Forecast
Issued 10:00 AM EDT 8 March 2026 Today Tonight and Monday 9 tenths first-year ice.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 8 March 2026 Today Tonight and MondayIce Coverage
9 tenths first-year ice.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:30 PM ADT 8 March 2026 Tonight and Monday At 3:30 p.m. ADT today trough located on a line northeast-southwestover the Gulf of St. Lawrence.
By 8:00 p.m. ADT tonight departing trough located over Newfoundland.
At 8:00 p.m. ADT tonight trough located over Ontario.
By 8:00 p.m. ADT Monday approaching trough located over Quebec.
Marine Weather Statement
Issued 3:18 PM ADT 8 March 2026 Marine interests are advised that all gale warnings have ended.
St. Lawrence - St. Lawrence River Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern 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
- 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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