Southeastern Grand Banks
Forecast
Marine Forecast
Issued 03:00 AM NDT 12 March 2026
Today Tonight and Friday.
Gale warning in effect.
Wind variable 15 knots increasing to east 20 early this morning and to southwest 25 near noon. Wind increasing to southwest 35 Friday afternoon.
Showers and fog banks.
Waves
Issued 06:00 PM NDT 11 March 2026
Tonight and Thursday.
Seas 1 to 2 metres building to 2 to 3 Thursday
evening.
Extended Forecast
Issued 03:00 AM NDT 12 March 2026
Saturday
Wind west 25 knots diminishing to variable 10
to 15 in the afternoon then increasing to southeast 15 to 20 late in the
day.
Sunday
Wind west 35 to 45 knots.
Monday
Wind northwest 25 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southeastern Grand Banks
Issued 10:00 AM EDT 11 March 2026 Today Tonight and ThursdayIce Edge
First ice edge estimated from 4640N 5530W to 4628N 5339W toNewfoundland near 4638N 5314W. Sea ice north of the ice edge.
Second ice edge estimated from Newfoundland near 4746N 5243W to
4845N 5230W to 5001N 5302W to 5141N 4911W to 5500N 5130W to 5700N
5600W to 6000N 5815W to 6159N 5721W then northeastward. Sea ice west
of the ice edge.
Ice Coverage
Bergy water.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 11 March 2026 Today Tonight and ThursdayIce Edge
First ice edge estimated from 4640N 5530W to 4628N 5339W toNewfoundland near 4638N 5314W. Sea ice north of the ice edge.
Second ice edge estimated from Newfoundland near 4746N 5243W to
4845N 5230W to 5001N 5302W to 5141N 4911W to 5500N 5130W to 5700N
5600W to 6000N 5815W to 6159N 5721W then northeastward. Sea ice west
of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southeastern Grand Banks
Issued 2:59 PM EDT 11 March 2026Iceberg Limit
Iceberg limit at 0000 UTC 12 Mar estimated from Newfoundland near4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5930N
5700W to 6120N 5400W to 5825N 4900W then eastward.
Iceberg Count
No confirmed icebergs except less than 10 icebergs north of theiceberg limit.
Iceberg Bulletin
Tail of the Grand Banks
Issued 2:59 PM EDT 11 March 2026Iceberg Limit
Iceberg limit at 0000 UTC 12 Mar estimated from Newfoundland near4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5930N
5700W to 6120N 5400W to 5825N 4900W then eastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Gale warning in effect
Southeastern Grand Banks
Issued 03:00 AM 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.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM NDT 12 March 2026 Today Tonight and Friday At 3:00 a.m. NDT today low 994 mb located over southern Quebec.By 3:00 a.m. NDT Friday low 993 mb located over western
Newfoundland.
At 3:00 a.m. NDT today ridge located from the Grand Banks to
Hudson Bay.
By 3:30 p.m. NDT today departing ridge located over Belle Isle Bank.
Marine Weather Statement
Issued 2:53 AM NDT 12 March 2026 A low pressure system over Southern Quebec will cross the Gulf of St.Lawrence today and tonight before rapidly deepening as it tracks over
Belle Isle Bank on Friday. Strong to gale force northeasterlies to
southeasterlies are expected north of the low today 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
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, Belle Isle Bank and Funk Island 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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