Northumberland Strait
Forecast
Marine Forecast
Issued 10:00 AM ADT 04 May 2025
Today Tonight and Monday.
Wind light becoming southwest 10 to 15 knots early this evening then veering to northwest 15 near midnight. Wind diminishing to light Monday morning then becoming southeast 10 to 15 Monday evening.
Showers ending this evening. Fog patches dissipating overnight.
Extended Forecast
Issued 03:00 AM ADT 04 May 2025
Tuesday
Wind southerly 15 knots.
Wednesday
Wind southerly 15 knots.
Thursday
Wind southwest 10 to 15 knots increasing to
northerly 15 to 20.
Ice Forecast
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 4 May 2025 Today Tonight and MondayIce Edge
Ice edge estimated from Quebec near 5016N 6240W to 5001N 6213W to4959N 6028W to 5034N 5831W to to Newfoundland near 5014N 5736W. 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 4 May 2025 Today Tonight and Monday At 10:00 a.m. ADT today trough located from Newfoundland to theGulf of Maine.
By 10:00 a.m. ADT Monday dissipating trough located from the Grand
Banks to Georges Bank.
At 3:00 a.m. ADT Monday ridge from 1030 mb high located from the
Gaspe Peninsula to East Scotian Slope.
By 8:00 p.m. ADT Monday high 1034 mb located from the Gulf of
St. Lawrence to Laurentian Fan.
Atlantic - Newfoundland Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait
- Chaleur - Miscou
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Coast - north of Cape St. Francis
- Fourchu
- Funk Island Bank
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Lake Melville
Another Region
- Date modified: