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Northumberland Strait - western half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 20 January 2021

Today Tonight and Thursday.

Wind west 20 knots veering to northwest 15 to 20 this afternoon then becoming northwest 15 overnight. Wind diminishing to light near noon Thursday.

Flurries ending this morning.

Freezing spray warning in effect.

Freezing spray ending this afternoon.

Temperatures near minus 6.

Extended Forecast

Issued 03:00 AM AST 20 January 2021
Friday Wind variable 15 knots.
Saturday Wind variable 15 knots increasing to northwest 25.
Sunday Wind northwest 30 knots.

Ice Forecast

Issued 10:00 AM EST 19 January 2021 Today Tonight and Wednesday Open water except 2 tenths grey ice along parts of the coasts. 

[ 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
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 19 January 2021 Today Tonight and Wednesday

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

Open water except 2 tenths grey ice along parts of the coasts.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Northumberland Strait

Issued 03:00 AM 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 3:00 AM AST 20 January 2021 Today Tonight and Thursday At 3:00 a.m. AST today low 969 mb located east of Newfoundland.
By 3:00 a.m. AST Thursday departing low 985 mb located over
Labrador Coast.

At 10:00 a.m. AST today deepening low 1011 mb located south of
Long Island.
By 3:00 a.m. AST Thursday low 976 mb located south of East Scotian
Slope.

Marine Weather Statement

Issued 2:53 AM AST 20 January 2021 Strong northwesterlies will prevail across the district today as a
low pressure system remains east of Newfoundland. Colder air over the
Gulf of St. Lawrence will cause freezing spray for much of today and
tonight.

Another low pressure system will deepen south of Long Island 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, Northumberland Strait, Gulf-Magdalen, and
Anticosti.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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