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Northern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 24 April 2026

Today Tonight and Saturday.

Gale warning in effect.

Wind variable 10 to 15 knots increasing to east 25 this morning and to east 35 this afternoon. Wind diminishing to northeast 25 overnight then becoming southwest 25 Saturday morning except northeast 15 to 20 over northwestern sections. Wind diminishing to variable 15 to 20 Saturday evening.

Snow or rain this afternoon tonight and Saturday. Visibility 1 mile or less in precipitation.

Waves

Issued 06:00 AM NDT 24 April 2026
Today Tonight and Saturday. Seas 2 to 3 metres building to 3 to 4 this afternoon and to 4 to 6 this evening. Seas subsiding to 3 to 4 Saturday evening.

Extended Forecast

Issued 03:00 AM NDT 24 April 2026
Sunday Wind northwest 25 knots.
Monday Wind north 25 knots.
Tuesday Wind north 15 to 20 knots diminishing to variable 10 to 15.

Ice Forecast

Issued 10:00 AM EDT 23 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 northeastern section. Unusual presence of first-year ice in the northeastern section 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 23 April 2026 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4708N 4645W
to 5530N 5230W to 5700N 5600W to 6046N 5829W 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 northeastern section.
Unusual presence of first-year ice in the northeastern section today
and continuing Friday.

Ice Forecasts

Flemish

Issued 10:00 AM EDT 23 April 2026 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4708N 4645W
to 5530N 5230W to 5700N 5600W to 6046N 5829W 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 23 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 24 Apr estimated from Newfoundland near
4655N 5400W to 4320N 5020W to 4320N 4630W to 4630N 4410W to 5000N
4415W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5740N 4850W
then eastward.

Iceberg Count

More than 100 icebergs.

Iceberg Bulletin

Flemish

Issued 2:30 PM EDT 23 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 24 Apr estimated from Newfoundland near
4655N 5400W to 4320N 5020W to 4320N 4630W to 4630N 4410W to 5000N
4415W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5740N 4850W
then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Northern Grand Banks

Issued 06:43 AM NDT 24 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 23 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 24 April 2026 Today Tonight and Saturday At 3:00 a.m. NDT today low 985 mb located southwest of the Grand
Banks.
By 3:00 a.m. NDT Saturday low 981 mb located over the eastern
Grand Banks.

At 3:00 a.m. NDT today dissipating low 1005 mb located over the
Quebec Lower North Shore.

Marine Weather Statement

Issued 2:59 AM NDT 24 April 2026 A low pressure system southwest of the Grand Banks will slowly move
northeastward to lie over the Southeastern Grand Banks by this
evening and meander over the Northern Grand Banks on Saturday.
Gale to storm force easterlies to northeasterlies will spread over
southeastern waters north of the low today. Winds will shift to gale
to storm force southwesterlies to northwesterlies as the low passes.
On Saturday, winds northwest of the low will strengthen to strong to
gale force northerlies to northeasterlies.

Marine interests are advised that storm warnings are in effect for
the Southern Grand Banks. Gale warnings are in effect for Strait of
Belle Isle, East Coast - Cape St. Francis and south, Northeast Coast,
Belle Isle Bank, and Northern Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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