Northumberland Strait - western half
Forecast
Marine Forecast
Issued 10:00 AM ADT 17 April 2025
Today Tonight and Friday.
Wind southwest 15 to 20 knots becoming west 15 near noon then diminishing to light near noon Friday. Wind becoming southwest 15 Friday evening.
Extended Forecast
Issued 03:00 AM ADT 17 April 2025
Saturday
Wind southwest 15 to 20 knots.
Sunday
Wind southwest 15 to 20 knots veering to
northwest 25.
Monday
Wind northwest 25 to 35 knots.
Ice Forecast
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 17 April 2025 Today Tonight and FridayIce Edge
First ice edge estimated from New Brunswick near 4700N 6449W to4831N 6351W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.
Second ice edge estimated from Quebec near 4904N 6646W to 5005N
6518W to 4936N 5930W to Newfoundland near 5022N 5732W. Sea ice north
of the ice edge.
Ice Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:00 AM ADT 17 April 2025 Today Tonight and Friday At 10:00 a.m. ADT today quasi-stationary low 987 mb located overLabrador.
At 10:00 a.m. ADT today trough from low located over the
St. Lawrence River.
By 3:00 a.m. ADT Friday trough located over the eastern Gulf of
St. Lawrence.
At 3:30 p.m. ADT today building ridge located over the eastern
United States.
Marine Weather Statement
Issued 9:33 AM ADT 17 April 2025 A low pressure system over Labrador will remain nearly stationaryuntil tonight when it begins to move northeastward. An associated
trough will move over the district from the west today. Strong to
gale force westerlies will develop over northern waters behind the
trough today.
Marine interests are advised that a gale warning is in effect for
Anticosti - western half.
Outlook for the start-up of the eastern shore lobster fishery.
Friday..Winds west 15 knots becoming southwest 20 knots in the
afternoon. Sea state 1 to 2 metres.
Saturday..Winds southwest 20 knots becoming southwest 25 to 30 knots
mid day. Sea state 1 to 2 metres increasing to 2 to 3 metres.
Sunday..Winds southwest 20 to 25 becoming northwest 25 late in the
day. Sea state 2 to 3 metres.
Monday..Northwest 25 to 35 becoming northwest 15 to 20 in the
afternoon. Sea state 2 to 3 metres becoming 1 to 2 metres.
Atlantic - Newfoundland Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore - eastern half
- East Coast - Cape St. Francis and south
- East Coast - north of Cape St. Francis
- Fourchu
- Funk Island Bank
- Gulf - Magdalen
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan
- Mid Labrador Coast
- Northeast Coast
- Northeast Gulf
- Northern Grand Banks
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Sable
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwest Coast
- South Coast
- South Labrador Coast
- South Labrador Sea - northwestern half
- South Labrador Sea - southeastern half
- Strait of Belle Isle
Another Region
- Date modified: