Gulf - Port au Port
Forecast
Marine Forecast
Issued 08:00 PM NST 16 December 2025
Tonight and Wednesday.
Gale warning in effect.
Wind northwest 25 knots backing to southwest 25 late overnight then increasing to southwest 35 Wednesday morning. Wind diminishing to southwest 25 Wednesday evening.
Flurries changing to rain or snow near noon Wednesday.
Freezing spray warning in effect.
Freezing spray ending Wednesday morning.
Temperatures minus 5 rising to plus 2 Wednesday morning.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EST 16 December 2025 Today Tonight and WednesdayIce Edge
First ice edge estimated from 4723N 6136W to 4738N 6112W to 4744N6124W to 4734N 6159W to 4706N 6212W to 4706N 6147W to 4723N 6136W.
Sea ice within the ice edge.
Second ice edge estimated from Nova Scotia near 4551N 6201W to
Prince Edward Island near 4621N 6211W. Sea ice west of the ice edge.
Third ice edge estimated from Prince Edward Island near 4628N 6231W
to 4640N 6329W to 4736N 6409W to 4904N 6404W to 4925N 6516W to 4916N
6703W to 4956N 6635W to Anticosti Island near 4924N 6336W. Sea ice
west then north of the ice edge.
Fourth ice edge estimated from Anticosti Island near 4945N 6301W to
4946N 5954W to 5106N 5804W to 5035N 5733W to 4818N 5929W to 4731N
5923W to Newfoundland near 4736N 5740W. Sea ice north then east of
the ice edge.
Ice Coverage
Bergy water except consolidated grey ice along parts of the coasts.
Iceberg Bulletin
Issued 1:30 PM EST 16 December 2025Iceberg Limit
Iceberg limit at 0000 UTC 17 Dec estimated from Newfoundland near5020N 5628W to 5030N 5515W to 5330N 5200W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Gale warning in effect
Gulf - Port au Port
Issued 8:00 PM NST 16 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.
Freezing spray warning in effect
Gulf - Port au Port
Issued 8:00 PM NST 16 December 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 NST 16 December 2025 Tonight and Wednesday At 8:00 p.m. NST tonight low 943 mb located southeast of Greenland.By 10:00 a.m. NST Wednesday departing low 945 mb located southeast
of Greenland.
At 10:00 a.m. NST Wednesday approaching trough located over Quebec
extending southwestward.
At 8:00 p.m. NST tonight ridge located on a line north-south over
the Gulf of St. Lawrence.
By 8:00 p.m. NST Wednesday ridge located east of the Marine
District.
Marine Weather Statement
Issued 7:50 PM NST 16 December 2025 An intense low pressure system southeast of Greenland will continuetracking northeastwards tonight. Gale force west to northwesterlies
over northeastern waters behind the low will gradually diminish
tonight and Wednesday as it departs the marine district.
A trough of low pressure will approach from the west on Wednesday.
Strong to gale force southwesterlies will spread across the marine
district ahead of the trough.
Marine interests are advised that gale warnings are in effect for all
waters except the East Coast, Northeast Coast and the Southern Grand
Banks.
Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle, Gulf waters, Northeast Coast, Belle
Isle Bank, and Funk Island Bank.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- 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 - eastern half
- Eastern Shore - western half
- East Coast
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northwestern half
- Gulf - Magdalen - southeastern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- 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 - eastern half
- Sable - western half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast - Ramea and east
- Southwest Coast - west of Ramea
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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