Northumberland Strait
Forecast
Marine Forecast
Issued 10:00 AM AST 05 March 2026
Today Tonight and Friday.
Wind northerly 20 knots diminishing to northerly 10 to 15 early this afternoon and to light early this evening. Wind light Friday.
Temperatures minus 14 rising to minus 8 Friday afternoon.
Strong wind warning program has ended for the season.
Extended Forecast
Issued 03:00 AM AST 05 March 2026
Saturday
Wind south 15 knots increasing to south 25 in
the afternoon.
Sunday
Wind southwest 25 knots diminishing to
northwest 15.
Monday
Wind southwest 20 knots.
Ice Forecast
Issued 10:00 AM EST 5 March 2026 Today Tonight and Friday 7 tenths first-year ice. Consolidated first-year ice along parts of
the coasts.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EST 5 March 2026 Today Tonight and FridayIce Edge
Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to4315N 6515W to 4600N 5845W to 4714N 5856W to 4630N 5615W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.
Ice Coverage
7 tenths first-year ice. Consolidated first-year ice along parts of
the coasts.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:00 AM AST 5 March 2026 Today Tonight and Friday At 10:00 a.m. AST today building ridge located from Quebec toNew Brunswick.
By 8:00 p.m. AST Friday ridge located from the Gulf of St. Lawrence
to the Grand Banks.
At 3:00 a.m. AST Friday low located south of Long Island.
By 8:00 p.m. AST Friday low located south of Georges Bank.
Marine Weather Statement
Issued 9:26 AM AST 5 March 2026 Strong to gale force northwest winds over northern waters will slowlydiminish today and tonight as a ridge of high pressure builds over
the Maritimes.
A low pressure system will slowly approach southwestern waters on
Friday passing just south of Georges Bank by evening. Winds will
increase to strong to gale force easterlies ahead of the low.
Marine interests are advised that gale warnings are in effect for
Georges Bank, West Scotian Slope and Cabot Strait - northern half.
Marine interests are also advised that freezing spray warnings are in
effect for eastern shore, Sable - eastern half, Fourchu, Banquereau,
Cabot Strait, Gulf-Magdalen - northeastern half and Anticosti.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau - northern half
- Banquereau - southern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Scotian Slope - northeastern half
- East Scotian Slope - southwestern half
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - northeastern half
- Laurentian Fan - southwestern half
- 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 - 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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