Gulf - Port au Port
Forecast
Marine Forecast
Issued 08:00 PM NDT 12 March 2026
Tonight and Friday.
Gale warning in effect.
Wind southwest 25 knots except northeast 25 with gusts to 35 over northern sections. Wind diminishing to north 15 late overnight then increasing to northwest 25 near noon Friday. Wind increasing to northwest 35 early Friday evening.
Rain or freezing rain changing to snow Friday morning. Fog patches dissipating late overnight.
Freezing spray warning in effect.
Over open water freezing spray beginning near noon Friday.
Temperatures minus 3 to plus 5 falling to minus 7 to minus 2 Friday morning.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 12 March 2026 Today Tonight and FridayIce Edge
Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to4315N 6515W to 4603N 5814W to 4722N 5805W to 4643N 5628W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.
Ice Coverage
Open water except 3 tenths grey-white ice including 1 tenth
first-year ice in the extreme northeastern section. Consolidated
first-year ice along parts of the coasts.
Iceberg Bulletin
Issued 2:53 PM EDT 12 March 2026Iceberg Limit
Iceberg limit at 0000 UTC 13 Mar estimated from Newfoundland near4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5220N
4615W to 5650N 5345W to 5930N 5700W to 6120N 5400W to 5825N 4900W
then eastward.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Gale warning in effect
Gulf - Port au Port
Issued 8:00 PM NDT 12 March 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.
Freezing spray warning in effect
Gulf - Port au Port
Issued 8:00 PM NDT 12 March 2026Moderate 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 NDT 12 March 2026 Tonight and Friday At 8:00 p.m. NDT tonight deepening low 993 mb located over theGulf of St. Lawrence.
By 8:00 p.m. NDT Friday low 963 mb located over Belle Isle Bank.
Marine Weather Statement
Issued 7:54 PM NDT 12 March 2026 A deepening low pressure system over the Gulf of St. Lawrence willmove over Western Newfoundland tonight and stall before moving across
the Northeast Coast and Belle Isle Bank late in the day on Friday.
Strong to gale force northeasterlies to southeasterlies are expected
north of the low tonight with strong to gale force southwesterlies to
its south. As the low rapidly deepens on Friday, gale to storm force
northwesterlies to southwesterlies will develop to its south.
Marine interests are advised that storm warnings are in effect for
East Coast, Northeast Coast, Belle Isle Bank, and Funk Island Bank.
Gale warnings are in effect for all remaining waters.
Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle, Gulf waters, Southwest Coast,
Northeast Coast, and Belle Isle Bank.
Atlantic - Maritimes Area
- Anticosti - northern half
- Anticosti - southern 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
- 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
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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