Northumberland Strait
Forecast
Marine Forecast
Issued 08:00 PM ADT 21 March 2025
Tonight and Saturday.
Wind variable 10 to 15 knots increasing to northwest 20 late overnight and to northwest 25 Saturday morning. Wind backing to west 20 early Saturday evening.
Showers and fog patches changing to flurries Saturday morning. Visibility 1 mile or less in fog patches and in flurries.
Strong wind warning program has ended for the season.
Extended Forecast
Issued 03:30 PM ADT 21 March 2025
Sunday
Wind variable 10 to 15 knots increasing to
northwest 25 in the afternoon.
Monday
Wind northwest 25 knots diminishing to light
late in the day.
Tuesday
Wind southeast 30 knots veering to southwest
20 to 25 late in the day.
Ice Forecast
Issued 10:00 AM EDT 21 March 2025 Today Tonight and Saturday 2 tenths first-year ice except 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 EDT 21 March 2025 Today Tonight and SaturdayIce Edge
Ice edge estimated from Nova Scotia near 4521N 6100W to 4549N 5906Wto Newfoundland near 4736N 5740W. Sea ice north and west of the ice
edge.
Ice Coverage
2 tenths first-year ice except consolidated first-year ice along
parts of the coasts.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 8:00 PM ADT 21 March 2025 Tonight and Saturday At 8:00 p.m. ADT tonight low 990 mb located over the westernMarine District.
By 3:00 a.m. ADT Saturday low 988 mb located over Nova Scotia.
At 10:00 a.m. ADT Saturday low 986 mb located over Cabot Strait.
By 3:30 p.m. ADT Saturday low 985 mb located over southwestern
Newfoundland.
Marine Weather Statement
Issued 7:49 PM ADT 21 March 2025 A low pressure system approaching from the southwest marine districtthis evening will track across Nova Scotia tonight then move into
Newfoundland later on Saturday. Strong to gale force west to
northwesterlies are expected behind this system.
Marine interests are advised that gale warnings are in effect for
Grand Manan, Lurcher, Browns Bank, Georges Bank, LaHave Bank, West
Scotian Slope, East Scotian Slope, Banquereau, Laurentian Fan, Cabot
Strait - northern half, and Gulf-Magdalen - northeastern half.
Atlantic - Newfoundland Area
- Anticosti
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore - eastern half
- East Coast
- Fourchu
- Funk Island Bank
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan
- Mid Labrador Coast
- Northeast Coast
- Northeast Gulf
- Northern Grand Banks
- Northumberland Strait
- Sable - eastern half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwest Coast
- South Coast
- South Labrador Coast
- South Labrador Sea
- Strait of Belle Isle - eastern half
- Strait of Belle Isle - western half
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