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Cabot Strait

Warnings

Forecast

Marine Forecast

Issued 08:00 PM AST 20 January 2021

Tonight and Thursday.

Wind westerly 20 to 25 knots diminishing to northwest 15 late overnight. Wind northwest 15 Thursday.

Flurries ending overnight. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray ending overnight.

Temperatures near minus 4.

Waves

Issued 05:00 PM AST 20 January 2021
Tonight and Thursday. Seas 2 metres subsiding to 1 Thursday morning.

Extended Forecast

Issued 03:30 PM AST 20 January 2021
Friday Wind variable 15 knots.
Saturday Wind northwest 30 knots.
Sunday Wind northwest 30 knots.

Ice Forecast

Issued 10:00 AM EST 20 January 2021 Today Tonight and Thursday Ice free. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EST 20 January 2021 Today Tonight and Thursday

Ice Edge

First ice edge estimated from Nova Scotia near 4545N 6240W to Prince
Edward Island near 4600N 6240W. Sea ice west of the ice edge.

Second ice edge estimated from Prince Edward Island near 4625N 6310W
to 4715N 6405W to 4840N 6345W to 4845N 6150W to 5040N 5820W to
Newfoundland near 5035N 5720W. Sea ice west and north of the ice
edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 2:30 PM EST 20 January 2021

Iceberg Limit

Iceberg limit at 0000 UTC 21 Jan estimated from Newfoundland near
5105N 5545W to 5115N 5345W to 5700N 5330W to 5935N 5620W to 6430N
5530W to 6000N 5100W to 5640N 4725W then eastwards.

Western iceberg limit at 0000 UTC 21 Jan estimated from the Labrador
coast near 5139N 5635W to Newfoundland near 5125N 5623W.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Freezing spray warning in effect

Cabot Strait

Issued 8:00 PM AST 20 January 2021

Moderate or severe freezing spray is occurring or expected to occur in this marine area. 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 8:00 PM AST 20 January 2021 Tonight and Thursday At 8:00 p.m. AST tonight departing low 978 mb located off Labrador
Coast.

At 8:00 p.m. AST tonight deepening low 990 mb located south of
West Scotian Slope.
By 3:30 p.m. AST Thursday low 968 mb located over the Grand Banks.

Marine Weather Statement

Issued 7:42 PM AST 20 January 2021 Strong northwesterlies across northern waters tonight will diminish
throughout the period as a low off the coast of Labrador tracks away
from the region. These strong winds will combine with colder air over
the Gulf of St. Lawrence to cause freezing spray tonight.

Another low pressure system south of West Scotian Slope will continue
deepen and cross just south of the marine district tonight and into
Thursday. Gale to storm force northerlies will develop over
southernmost waters tonight as the low passes.

Marine interests are advised that a storm warning is in effect for
Laurentian Fan - southeastern half. Gale warnings are in effect for
Georges Bank, West Scotian Slope, East Scotian Slope, Banquereau -
eastern half, and Laurentian Fan - northwestern half.

Marine interests are also advised that freezing spray warnings are in
effect for Cabot Strait, Gulf-Magdalen - northeastern half, and
Anticosti.

Atlantic - Newfoundland Area

Another Region

Marine Weather for Canada

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