Northumberland Strait
Forecast
Marine Forecast
Issued 03:00 AM ADT 11 March 2026
Today Tonight and Thursday.
Wind variable 10 to 15 knots becoming northeast 15 early this morning then veering to easterly 20 early this evening. Wind veering to southeast 25 overnight then to southwest 30 Thursday morning. Wind diminishing to west 20 Thursday evening.
Snow beginning near noon changing to freezing rain after midnight then to rain Thursday morning. Scattered flurries or showers Thursday evening. Fog patches forming after midnight. Visibility 1 mile or less in snow and in fog patches.
Temperatures zero falling to minus 5 near noon then rising to plus 1 Thursday evening.
Strong wind warning program has ended for the season.
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 10 March 2026 Today Tonight and WednesdayIce Edge
Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to4315N 6515W to 4603N 5814W to 4722N 5805W to 4643N 5628W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.
Ice Coverage
7 tenths first-year ice.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM ADT 11 March 2026 Today Tonight and Thursday At 3:00 a.m. ADT today building high located over Quebec.By 8:00 p.m. ADT tonight departing ridge from high located from
Labrador to Newfoundland.
At 10:00 a.m. ADT Thursday low 990 mb located west of New Brunswick.
By 8:00 p.m. ADT Thursday low 991 mb located south of Anticosti
Island.
Marine Weather Statement
Issued 2:54 AM ADT 11 March 2026 A low pressure system will approach the marine district from the westtonight and cross the Gulf of St. Lawrence on Thursday. Strong to
gale force southeasterlies will develop ahead of the low and shift to
strong northwesterlies in its wake.
Marine interests are advised that gale warnings are in effect for all
waters except for Fundy, Northumberland Strait, Gulf - Magdalen -
northwestern half, Chaleur - Miscou, and Anticosti - southern half.
Marine interests are also advised that freezing spray warnings are in
effect for all Gulf of St. Lawrence waters except Northumberland
Strait.
Atlantic - Maritimes Area
- Anticosti - northern half
- Anticosti - southern half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore
- East Coast
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northwestern half
- Gulf - Magdalen - southeastern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- 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
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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