Southwestern Grand Banks
Forecast
Marine Forecast
Issued 08:00 PM NST 18 January 2026
Tonight and Monday.
Gale warning in effect.
Wind south 15 to 20 knots except light over northern sections. Wind increasing to south 25 near midnight and to southwest 35 to 45 Monday morning. Wind veering to west 25 to 35 Monday evening.
Showers and fog banks.
Waves
Issued 06:00 PM NST 18 January 2026
Tonight and Monday.
Seas 2 to 3 metres building to 4 to 6 Monday
morning.
Extended Forecast
Issued 03:30 PM NST 18 January 2026
Tuesday
Wind west 25 knots backing to southwest 15 to
20 late in the day.
Wednesday
Wind west 25 to 35 knots.
Thursday
Wind west 25 to 35 knots diminishing to
southwest 15 to 20.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EST 18 January 2026 Today Tonight and MondayIce Edge
Ice edge estimated from Newfoundland near 4837N 5300W to 4930N 5300Wto 5015N 5500W to 5345N 5415W to 5645N 5815W to 6200N 5901W then
northeastward. Sea ice west of the ice edge.
Ice Coverage
Ice free.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EST 18 January 2026 Today Tonight and MondayIce Edge
Ice edge estimated from Newfoundland near 4837N 5300W to 4930N 5300Wto 5015N 5500W to 5345N 5415W to 5645N 5815W to 6200N 5901W then
northeastward. Sea ice west of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 1:30 PM EST 18 January 2026Iceberg Limit
Iceberg limit at 0000 UTC 19 Jan estimated from Newfoundland near4952N 5545W to 5015N 5200W to 5145N 4830W to 5300N 4845W to 5945N
5730W to 6145N 5155W to 5900N 4735W then northeastward.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 1:30 PM EST 18 January 2026Iceberg Limit
Iceberg limit at 0000 UTC 19 Jan estimated from Newfoundland near4952N 5545W to 5015N 5200W to 5145N 4830W to 5300N 4845W to 5945N
5730W to 6145N 5155W to 5900N 4735W then northeastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Gale warning in effect
Southwestern Grand Banks
Issued 8:00 PM NST 18 January 2026'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 8:00 PM NST 18 January 2026 Tonight and Monday At 8:00 p.m. NST tonight departing trough located east of theMarine District.
At 8:00 p.m. NST tonight deepening low 1003 mb located northeast
of Cape Hatteras.
By 8:00 p.m. NST Monday low 978 mb located over Funk Island Bank.
Marine Weather Statement
Issued 7:56 PM NST 18 January 2026 A low pressure system northeast of Cape Hatteras will deepen as ittracks northeastward to lie over Funk Island Bank on Monday evening.
Strong to gale force easterlies to northeasterlies will develop on
Monday to the north of its track, while gale to storm force
westerlies to southwesterlies will develop to its south. Winds will
shift to strong to gale force northwesterlies Monday night in its
wake.
Marine interests are advised that storm warnings are in effect for
South Coast, East Coast, and Northern Grand Banks. Gale warnings are
in effect for all remaining waters except for the Strait of Belle
Isle and Gulf waters.
Marine interests are also advised that a freezing spray warning is in
effect for Belle Isle Bank.
Atlantic - Maritimes Area
- Anticosti
- Banquereau - northwestern half
- Banquereau - southeastern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou
- Eastern Shore
- East Coast
- East Scotian Slope - northern half
- East Scotian Slope - southern half
- 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
- 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
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
Another Region
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