Northern Grand Banks
Forecast
Marine Forecast
Issued 03:30 PM NDT 05 May 2025
Tonight and Tuesday.
Gale warning in effect.
Wind northwest 25 knots increasing to northwest 35 early this evening then diminishing to northwest 25 late overnight. Wind backing to west 15 to 20 Tuesday morning then to southwest 25 Tuesday afternoon.
Waves
Issued 06:00 AM NDT 05 May 2025
Today Tonight and Tuesday.
Seas 2 to 3 metres building to 3 to 5 near midnight then
subsiding to 3 Tuesday morning.
Extended Forecast
Issued 03:30 PM NDT 05 May 2025
Wednesday
Wind southwest 20 knots.
Thursday
Wind southwest 20 knots.
Friday
Wind southwest 20 knots diminishing to
light.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Northern Grand Banks
Issued 10:00 AM EDT 5 May 2025 Today Tonight and TuesdayIce Edge
Ice edge estimated from Newfoundland near 4924N 5347W to 5244N 5318Wto 5745N 5747W to 6023N 5911W to 6200N 5830W then northeastward. Sea
ice north then west of the ice edge.
Ice Coverage
Bergy water.
Ice Forecasts
Flemish
Issued 10:00 AM EDT 5 May 2025 Today Tonight and TuesdayIce Edge
Ice edge estimated from Newfoundland near 4924N 5347W to 5244N 5318Wto 5745N 5747W to 6023N 5911W to 6200N 5830W then northeastward. Sea
ice north then west of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Northern Grand Banks
Issued 2:40 PM EDT 5 May 2025Iceberg Limit
Iceberg limit at 0000 UTC 6 May estimated from Newfoundland near4723N 5503W to 4110N 5115W to 4135N 4725W to 4520N 3255W to 4710N
3245W to 5915N 5605W to 5950N 5415W to 5830N 4530W then eastwards.
Western iceberg limit at 0000 UTC 6 May estimated from Quebec near
5015N 6122W to Newfoundland near 4739N 5915W.
Iceberg Count
26 to 50 icebergs.Iceberg Bulletin
Flemish
Issued 2:40 PM EDT 5 May 2025Iceberg Limit
Iceberg limit at 0000 UTC 6 May estimated from Newfoundland near4723N 5503W to 4110N 5115W to 4135N 4725W to 4520N 3255W to 4710N
3245W to 5915N 5605W to 5950N 5415W to 5830N 4530W then eastwards.
Western iceberg limit at 0000 UTC 6 May estimated from Quebec near
5015N 6122W to Newfoundland near 4739N 5915W.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Gale warning in effect
Northern Grand Banks
Issued 3:30 PM NDT 05 May 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.
Synopsis
Technical Marine Synopsis
Issued 3:30 PM NDT 5 May 2025 Tonight and Tuesday At 3:30 p.m. NDT today low 1001 mb located east of Belle Isle Bank.By 3:00 a.m. NDT Tuesday departing low 996 mb located east of
Belle Isle Bank.
At 3:30 p.m. NDT today trough located over Hudson Bay.
By 3:30 p.m. NDT Tuesday trough located over Labrador Sea.
At 3:30 p.m. NDT today high located over the Gulf of St. Lawrence.
By 3:30 p.m. NDT Tuesday high located over the southern Grand Banks.
Marine Weather Statement
Issued 3:26 PM NDT 5 May 2025 A low pressure system east of Belle Isle Bank will depart east of thedistrict tonight. Strong to gale force northwesterlies over most
waters behind this feature will diminish this evening as the low
departs.
On Tuesday, strong to gale force southwesterlies will develop over
western and northern waters between a trough of low pressure tracking
north of the district and a strong area of high pressure passing to
the south.
Marine interests are advised that gale warnings are in effect for
Strait of Belle Isle, Belle Isle Bank, Funk Island Bank, and Northern
Grand Banks.
Atlantic - Newfoundland Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau - northeastern half
- Banquereau - southwestern half
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Coast - north of Cape St. Francis
- Fourchu
- Funk Island Bank
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan
- Mid Labrador Coast
- Northeast Coast - Cape St. John and south
- Northeast Coast - north of Cape St. John
- Northeast Gulf
- Northern Grand Banks
- Northumberland Strait
- Sable
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwest Coast
- South Coast
- South Labrador Coast
- South Labrador Sea
- Strait of Belle Isle - eastern half
- Strait of Belle Isle - western half
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