Cabot Strait - northern half
Forecast
Marine Forecast
Issued 08:00 PM ADT 12 March 2025
Tonight and Thursday.
Wind northwest 25 knots veering to north 15 to 20 Thursday morning then diminishing to light Thursday evening.
Freezing spray warning in effect.
Over open water freezing spray ending Thursday morning.
Temperatures near minus 5.
Strong wind warning program has ended for the season.
Waves
Issued 05:00 PM ADT 12 March 2025
Tonight and Thursday.
Seas 2 to 3 metres subsiding to 1 to 2 Thursday
morning.
Extended Forecast
Issued 03:30 PM ADT 12 March 2025
Friday
Wind light increasing to southwest 15 to 20
knots in the afternoon and to southwest 25 late in the day.
Saturday
Wind southwest 25 knots diminishing to
light.
Sunday
Wind southwest 15 knots increasing to southwest
25.
Ice Forecast
Issued 10:00 AM EDT 12 March 2025 Today Tonight and Thursday Open water except 2 tenths first-year ice in the extreme southern
section.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 12 March 2025 Today Tonight and ThursdayIce Edge
First ice edge estimated from New Brunswick near 4523N 6527W to4515N 6515W to 4430N 6615W to Nova Scotia near 4407N 6612W. Sea ice
east of the ice edge.
Second ice edge estimated from Nova Scotia near 4519N 6058W to 4545N
5800W to 4715N 5700W to Newfoundland near 4707N 5538W. Sea ice north
of the ice edge.
Ice Coverage
Open water except 2 tenths first-year ice in the extreme southern
section.
Iceberg Bulletin
Issued 3:40 PM EDT 12 March 2025Iceberg Limit
Iceberg limit at 0000 UTC 13 Mar estimated from Newfoundland near4652N 5307W to 4815N 4645W to 5020N 4550W to 5340N 4745W to 5900N
5620W to 6020N 5530W then eastwards.
Western iceberg limit at 0000 UTC 13 Mar estimated from Quebec near
5030N 6015W to Newfoundland near 4850N 5755W.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Freezing spray warning in effect
Cabot Strait
Issued 8:00 PM ADT 12 March 2025Moderate or severe freezing spray is occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 8:00 PM ADT 12 March 2025 Tonight and Thursday At 8:00 p.m. ADT tonight trough located from Newfoundland toLaurentian Fan.
By 10:00 a.m. ADT Thursday departing trough located southeast of
Laurentian Fan.
At 8:00 p.m. ADT tonight building ridge located over the
St. Lawrence River.
By 3:30 p.m. ADT Thursday ridge located over the Maritimes.
Marine Weather Statement
Issued 7:43 PM ADT 12 March 2025 Marine interests are advised that freezing spray warnings are ineffect for Cabot Strait, Gulf-Magdalen, Chaleur-Miscou, and
Anticosti.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - eastern half
- Gulf - Magdalen - western half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - northwestern half
- Laurentian Fan - southeastern half
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- 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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