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Northern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 17 April 2026

Today Tonight and Saturday.

Gale warning in effect.

Wind southeast 10 to 15 knots increasing to southeast 15 to 20 this morning then veering to southwest 15 to 20 this afternoon. Wind veering to northwest 25 this evening then increasing to northwest 35 overnight. Wind diminishing to northwest 25 near noon Saturday and to northwest 15 to 20 Saturday evening.

Showers and fog banks ending near midnight.

Temperatures near zero.

Waves

Issued 06:00 PM NDT 16 April 2026
Tonight and Friday. Seas 1 to 2 metres building to 2 to 3 Friday afternoon.

Extended Forecast

Issued 03:00 AM NDT 17 April 2026
Sunday Wind variable 10 to 15 knots increasing to south 15 to 20 in the afternoon.
Monday Wind south 25 knots.
Tuesday Wind north 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EDT 16 April 2026 Today Tonight and Friday Special ice warning in effect. Bergy water except 1 tenth first-year ice in strips and patches in the extreme southeastern section. 1 tenth first-year ice in the northern section. Unusual presence of first-year ice in the extreme southeastern and northern sections today and continuing Friday.  

[ Canadian Ice Service ]

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Map of Atlantic - Newfoundland marine weather areas Englee Wreckhouse Winterland Branch Hill Stephenville Airport Eskasoni (First Nations) Grand Étang St. Lawrence St. John's Int'l Airport St. Anthony Airport Ingonish Beach Sagona Island Port aux Basques La Scie North Mountain Ferolle Point Twillingate Daniel's Harbour St.Paul Island Corner Brook Cape Race J.A. Douglas McCurdy Sydney Airport Burgeo West Chedabucto Bay – 44489 Bonavista Berry Hill Charlottetown Airport Argentia East Point North Cape Long Pond Banquereau - 44139 Îles de la Madeleine Airport Miscou Island Cartwright Airport Cap Whittle Blanc-Sablon Airport Natashquan Airport East Chedabucto Bay – 44488 Marticot Island Pool's Island Mary's Harbour Grates Cove Chevery
Legend:
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land station Land Station
Ice Conditions

Ice Forecasts

Northern Grand Banks

Issued 10:00 AM EDT 16 April 2026 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4502N 4713W
to 4700N 4615W to 5200N 4900W to 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 1 tenth first-year ice in strips and patches in
the extreme southeastern section. 1 tenth first-year ice in the
northern section.
Unusual presence of first-year ice in the extreme southeastern and
northern sections today and continuing Friday.

Ice Forecasts

Flemish

Issued 10:00 AM EDT 16 April 2026 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4502N 4713W
to 4700N 4615W to 5200N 4900W to 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 16 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 17 Apr estimated from Newfoundland near
4655N 5400W to 4500N 5200W to 4450N 4700W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5735N 4735W
then eastward.

Iceberg Count

51 to 100 icebergs.

Iceberg Bulletin

Flemish

Issued 2:30 PM EDT 16 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 17 Apr estimated from Newfoundland near
4655N 5400W to 4500N 5200W to 4450N 4700W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5735N 4735W
then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Northern Grand Banks

Issued 03:00 AM NDT 17 April 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.

Special ice warning in effect

Northern Grand Banks

Issued 11:30 AM NDT 16 April 2026

Navigators 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 17 April 2026 Today Tonight and Saturday At 3:00 a.m. NDT today ridge located east of the Grand Banks.
By 10:00 a.m. NDT today departing ridge located east of the Marine
District.

At 3:00 a.m. NDT today trough located over the Maritimes.
By 3:00 a.m. NDT Saturday trough located east of the Marine
District.

Marine Weather Statement

Issued 2:52 AM NDT 17 April 2026 A trough of low pressure currently over the Maritimes will track
eastward across Newfoundland today before moving east of the marine
district tonight. Strong to gale force northwesterlies are expected
to develop behind the trough tonight and will diminish on Saturday as
the trough moves away.

Marine interests are advised that gale warnings in effect for Belle
Isle Bank, Funk Island Bank, and Northern Grand Banks.

Marine interests are advised that freezing spray warnings are in
effect for Strait of Belle Isle - eastern half, Belle Isle Bank, and
Funk Island Bank.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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