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Northern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 13 May 2026

Today Tonight and Thursday.

Gale warning in effect.

Wind southeast 40 knots veering to southwest 35 this morning then diminishing to southwest 30 overnight. Wind diminishing to southwest 15 to 20 Thursday evening.

Rain ending near noon. Fog dissipating this morning.

Waves

Issued 06:00 AM NDT 13 May 2026
Today Tonight and Thursday. Seas 3 to 5 metres subsiding to 2 to 3 Thursday evening.

Extended Forecast

Issued 03:00 AM NDT 13 May 2026
Friday Wind south 15 knots increasing to southeast 30 in the afternoon.
Saturday Wind southeast 15 to 20 knots increasing to southwest 25 to 30.
Sunday Wind northwest 25 to 35 knots diminishing to southwest 20 to 25.

Ice Forecast

Issued 10:00 AM EDT 12 May 2026 Today Tonight and Wednesday Bergy water.  

[ 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
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Ice Conditions

Ice Forecasts

Northern Grand Banks

Issued 10:00 AM EDT 12 May 2026 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from Quebec near 5134N 5643W to
Newfoundland near 5138N 5554W. Sea ice northeast of the ice edge.

Second ice edge estimated from Newfoundland near 5000N 5531W to
5130N 5300W to 5515N 5300W to 5636N 5618W to 6200N 6024W then
northeastward. Sea ice west of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Flemish

Issued 10:00 AM EDT 12 May 2026 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from Quebec near 5134N 5643W to
Newfoundland near 5138N 5554W. Sea ice northeast of the ice edge.

Second ice edge estimated from Newfoundland near 5000N 5531W to
5130N 5300W to 5515N 5300W to 5636N 5618W to 6200N 6024W then
northeastward. Sea ice west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Northern Grand Banks

Issued 3:29 PM EDT 12 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 May estimated from Newfoundland near
4655N 5545W to 4125N 5045W to 4135N 4645W to 4735N 4420W to 5310N
4635W to 5550N 5010W to 5900N 5500W to 6000N 5300W to 5840N 4940W to
5755N 4530W then northeastward.

Iceberg Count

More than 100 icebergs.

Iceberg Bulletin

Flemish

Issued 3:29 PM EDT 12 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 May estimated from Newfoundland near
4655N 5545W to 4125N 5045W to 4135N 4645W to 4735N 4420W to 5310N
4635W to 5550N 5010W to 5900N 5500W to 6000N 5300W to 5840N 4940W to
5755N 4530W then northeastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Northern Grand Banks

Issued 10:00 AM NDT 13 May 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.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM NDT 13 May 2026 Today Tonight and Thursday At 10:00 a.m. NDT today intensifying low 989 mb located over the
Northeast Coast of Newfoundland.
By 3:30 p.m. NDT today low 986 mb located over Belle Isle Bank.

At 10:00 a.m. NDT today ridge located on a line north-south over
central Quebec.
By 3:00 a.m. NDT Thursday ridge located on a line
northwest-southeast over the Maritimes.

At 3:00 a.m. NDT Thursday departing low 989 mb located southeast
of Labrador Sea.

Marine Weather Statement

Issued 9:41 AM NDT 13 May 2026 An intensifying low pressure system over the Northeast Coast will
track northeastward to lie over Belle Isle Bank later today and then
eastward to lie south of East Labrador Sea Thursday morning.

Strong to gale force southeasterlies east of the low become strong to
gale force westerlies in its wake.

Marine interests are advised that gale warnings are in effect for all
waters except Southeastern Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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