Northern Grand Banks
Forecast
Marine Forecast
Issued 03:30 PM NDT 28 April 2025
Tonight and Tuesday.
Gale warning in effect.
Wind south 35 knots except north 25 over northwestern sections. Wind diminishing to northeast 25 this evening and to northeast 15 to 20 Tuesday evening.
Rain changing to showers overnight. Fog banks.
Waves
Issued 06:00 PM NDT 28 April 2025
Tonight and Tuesday.
Seas 3 to 5 metres subsiding to 2 to 3 Tuesday
evening.
Extended Forecast
Issued 03:30 PM NDT 28 April 2025
Wednesday
Wind variable 10 to 15 knots increasing to
south 15 to 20 late in the day.
Thursday
Wind south 25 knots veering to west
25.
Friday
Wind northwest 25 to 35 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Northern Grand Banks
Issued 10:00 AM EDT 28 April 2025 Today Tonight and TuesdayIce Edge
Ice edge estimated from Newfoundland near 4849N 5349W to 4908N 5135Wto 5418N 5143W to 5607N 5624W to 6041N 5907W to 6200N 5900W then
northeastward. Sea ice north then west of the ice edge.
Ice Coverage
Bergy water.
Ice Forecasts
Flemish
Issued 10:00 AM EDT 28 April 2025 Today Tonight and TuesdayIce Edge
Ice edge estimated from Newfoundland near 4849N 5349W to 4908N 5135Wto 5418N 5143W to 5607N 5624W to 6041N 5907W to 6200N 5900W 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 3:20 PM EDT 28 April 2025Iceberg Limit
Iceberg limit at 0000 UTC 29 Apr estimated from Newfoundland near4723N 5503W to 4040N 5210W to 4100N 4720W to 4600N 3205W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.
Western iceberg limit at 0000 UTC 29 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.
Iceberg Count
26 to 50 icebergs.Iceberg Bulletin
Flemish
Issued 3:20 PM EDT 28 April 2025Iceberg Limit
Iceberg limit at 0000 UTC 29 Apr estimated from Newfoundland near4723N 5503W to 4040N 5210W to 4100N 4720W to 4600N 3205W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.
Western iceberg limit at 0000 UTC 29 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Gale warning in effect
Northern Grand Banks
Issued 3:30 PM NDT 28 April 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 28 April 2025 Tonight and Tuesday At 3:30 p.m. NDT today low 1008 mb located southeast of the AvalonPeninsula.
By 3:30 p.m. NDT Tuesday low 1011 mb located southeast of the
Grand Banks.
At 3:30 p.m. NDT today trough from low located on a line
northeast-southwest over the northern Grand Banks.
By 3:00 a.m. NDT Tuesday departing trough from low located east
of the Grand Banks.
At 3:30 p.m. NDT Tuesday approaching trough located on a line
northeast-southwest over Quebec.
Marine Weather Statement
Issued 3:18 PM NDT 28 April 2025 A low pressure system near the Avalon Peninsula will move to lie overthe Southeastern Grand Banks tonight. Meanwhile, an associated trough
extending northeast of the low will depart east of the Grand Banks
tonight. Strong to gale force southerlies ahead of these features
will diminish tonight.
A second trough of low pressure will approach the marine district
from the west Tuesday. Strong to gale force southerlies will develop
over northern waters late Tuesday ahead of the low.
Marine interests are advised that gale warnings are in effect for
Belle Isle Bank, Northern Grand Banks, and Southeastern Grand Banks.
Atlantic - Newfoundland Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- East Coast - Cape St. Francis and south
- East Coast - north of Cape St. Francis
- Fourchu
- Funk Island Bank
- Gulf - Magdalen - eastern half
- Gulf - Magdalen - western half
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan
- Mid Labrador Coast
- Northeast Coast
- Northeast Gulf
- Northern Grand Banks
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Sable - eastern half
- 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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