Southeastern Grand Banks
Forecast
Marine Forecast
Issued 10:00 AM NDT 11 March 2026
Today Tonight and Thursday.
Wind southwest 15 to 20 knots becoming northeast 15 early this evening then veering to east 20 late overnight. Wind increasing to southwest 25 near noon Thursday.
Showers and fog banks this afternoon tonight and Thursday.
Waves
Issued 06:00 AM NDT 11 March 2026
Today Tonight and Thursday.
Seas 1 to 2 metres building to 2 to 3 Thursday
evening.
Extended Forecast
Issued 03:00 AM NDT 11 March 2026
Friday
Wind southwest 25 to 35 knots.
Saturday
Wind west 25 knots diminishing to variable 10
to 15.
Sunday
Wind west 35 to 45 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 10 March 2026 Today Tonight and WednesdayIce 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 10 March 2026 Today Tonight and WednesdayIce 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 2:30 PM EDT 10 March 2026Iceberg Limit
Iceberg limit at 0000 UTC 11 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 2:30 PM EDT 10 March 2026Iceberg Limit
Iceberg limit at 0000 UTC 11 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
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:00 AM NDT 11 March 2026 Today Tonight and Thursday At 10:00 a.m. NDT today low 977 mb located over northern LabradorSea.
By 10:00 a.m. NDT Thursday low 990 mb located southeast of
Labrador Sea.
At 3:00 a.m. NDT Thursday low 992 mb located over southern Quebec.
By 8:00 p.m. NDT Thursday low 991 mb located over Northeast Gulf.
At 10:00 a.m. NDT today ridge located over Quebec.
By 10:00 a.m. NDT Thursday ridge located northeast of Newfoundland.
Marine Weather Statement
Issued 9:52 AM NDT 11 March 2026 An intense low pressure system over the Northern Labrador Sea willtrack southeastward to lie southeast of the Labrador marine district
by overnight tonight. Strong to gale force northwesterlies will
persist over Belle Isle Bank today and tonight as a result of this
low.
A second low pressure system will approach from the west tonight and
cross the Gulf of St. Lawrence on Thursday. Strong to gale force
northeasterlies to southeasterlies ahead of the low will shift to
southwesterlies in its wake.
Marine interests are advised that gale warnings are in effect for
Gulf waters, Southwest Coast, South Coast, East Coast, Belle Isle
Bank and Northern Grand Banks.
Marine interests are also advised that freezing spray warnings are in
effect for Gulf waters, 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 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
- 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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