East Coast
Forecast
Marine Forecast
Issued 03:30 PM NST 13 December 2025
Tonight and Sunday.
Gale warning in effect.
Wind west 25 to 35 knots becoming west 25 this evening then diminishing to west 15 to 20 near noon Sunday. Wind diminishing to variable 10 to 15 Sunday evening.
Snow or rain Sunday evening.
Temperatures near zero.
Waves
Issued 06:00 PM NST 13 December 2025
Tonight and Sunday.
Seas 3 to 5 metres except 5 to 7 over southern sections early
this evening. Seas subsiding to 2 to 3 Sunday evening.
Extended Forecast
Issued 03:30 PM NST 13 December 2025
Monday
Wind east 35 to 45 knots veering to south 25 to
35 in the morning then increasing to southwest 45 to 55 late in the
day.
Tuesday
Wind northwest 50 to 60 knots diminishing to
northwest 25.
Wednesday
Wind southwest 25 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EST 13 December 2025 Today Tonight and SundayIce Edge
Ice edge estimated from Newfoundland near 4934N 5429W to 4941N 5429Wto 5018N 5539W to 5117N 5503W to 5341N 5526W to 5633N 6011W to 5928N
6239W to Labrador near 6018N 6424W. Sea ice west of the ice edge.
Ice Coverage
Bergy water.
Iceberg Bulletin
Issued 1:30 PM EST 13 December 2025Iceberg Limit
Iceberg limit at 0000 UTC 14 Dec estimated from Newfoundland near4730N 5239W to 4730N 5000W to 5130N 4815W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.
Iceberg Count
No confirmed icebergs except less than 10 icebergs north of theiceberg limit.
Warnings
Warnings (In effect)
Gale warning in effect
East Coast
Issued 3:30 PM NST 13 December 2025'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 3:30 PM NST 13 December 2025 Tonight and Sunday At 3:30 p.m. NST today low 959 mb located southeast of Labrador Sea.By 3:30 p.m. NST Sunday low 961 mb located southeast of Greenland.
At 8:00 p.m. NST tonight ridge located on a line northwest-southeast
over the Maritimes.
By 8:00 p.m. NST Sunday ridge located from the Grand Banks to
Labrador.
At 8:00 p.m. NST Sunday approaching low 998 mb located south of
Nova Scotia.
Marine Weather Statement
Issued 3:17 PM NST 13 December 2025 An intense low pressure system southeast of the Labrador Sea willstart tracking eastward this evening to lie southeast of Greenland by
Sunday morning. Strong to gale force west to northwesterlies will
gradually diminish from west to east throughout the forecast period
as the low slowly pulls away.
Meanwhile, a second intensifying low pressure system will approach
the marine district on Sunday night. Gale force southwesterlies
associated with this system will develop over the Southern Grand
Banks late in the day on Sunday.
Marine interests are advised that gale warnings are in effect for
Southwest Coast, South Coast, East Coast, Belle Isle Bank, Funk
Island Bank, and the Grand Banks.
Marine interests are also advised that freezing spray warnings are in
effect for Northeast Coast and Belle Isle Bank.
Marine interests are also advised that water levels are expected to
exceed the highest astronomical tide with high waves and pounding
surf, impacting some coastal areas of Northeast Coast and East Coast
Monday night into Tuesday morning, most significant near high tide.
Atlantic - Maritimes Area
- Anticosti
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast
- East Scotian Slope - northern half
- East Scotian Slope - southern half
- Fourchu
- Fundy
- Georges Bank - northern half
- Georges Bank - southern half
- Grand Manan
- Gulf - Magdalen - northwestern half
- Gulf - Magdalen - southeastern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - northern half
- Laurentian Fan - southern 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 - northern half
- West Scotian Slope - southern half
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