Northern Grand Banks
Forecast
Marine Forecast
Issued 03:00 AM NDT 20 April 2026
Today Tonight and Tuesday.
Wind south 15 to 20 knots diminishing to south 10 to 15 this evening then becoming variable 10 to 15 overnight. Wind increasing to north 25 near noon Tuesday except variable 10 to 15 over eastern sections.
Showers and fog patches beginning early this morning.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Northern Grand Banks
Issued 10:00 AM EDT 19 April 2026 Today Tonight and MondayIce Edge
Ice edge estimated from Newfoundland near 4745N 5243W to 4647N 4645Wto 5530N 5230W to 5700N 5600W to 6045N 5800W to 6200N 5700W then
northeastward. Sea ice north then west of the ice edge.
Ice Coverage
Special ice warning in effect.Bergy water except 2 tenths first-year ice in strips and patches in
the northern section.
Unusual presence of first-year ice in the northern section today and
continuing Monday.
Ice Forecasts
Flemish
Issued 10:00 AM EDT 19 April 2026 Today Tonight and MondayIce Edge
Ice edge estimated from Newfoundland near 4745N 5243W to 4647N 4645Wto 5530N 5230W to 5700N 5600W to 6045N 5800W to 6200N 5700W 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 2:30 PM EDT 19 April 2026Iceberg Limit
Iceberg limit at 0000 UTC 20 Apr estimated from Newfoundland near4655N 5400W to 4435N 5200W to 4415N 4710W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5830N 5000W
then eastward.
Iceberg Count
51 to 100 icebergs.Iceberg Bulletin
Flemish
Issued 2:30 PM EDT 19 April 2026Iceberg Limit
Iceberg limit at 0000 UTC 20 Apr estimated from Newfoundland near4655N 5400W to 4435N 5200W to 4415N 4710W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5830N 5000W
then eastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Special ice warning in effect
Northern Grand Banks
Issued 11:30 AM NDT 19 April 2026Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM NDT 20 April 2026 Today Tonight and Tuesday At 3:00 a.m. NDT today departing ridge located east of the GrandBanks.
At 3:00 a.m. NDT today trough located on a line north-south over
the Gulf of St. Lawrence.
By 3:00 a.m. NDT Tuesday trough located on a line
northeast-southwest over eastern Newfoundland.
Marine Weather Statement
Issued 2:53 AM NDT 20 April 2026 A trough of low pressure over the Gulf of St. Lawrence will slowlytrack eastward across Newfoundland today before lying over Eastern
Newfoundland by overnight tonight. Strong to gale force southerlies
ahead of the trough will shift to strong westerlies to northerlies in
its wake.
Marine interests are advised that a gale warning is in effect for
Gulf - Port au Port.
Atlantic - Newfoundland Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore
- 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
- 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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- Date modified:
ATOM