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Gulf - Magdalen

Forecast

Marine Forecast

Issued 10:00 AM AST 11 December 2019

Today Tonight and Thursday.

Gale warning in effect.

Wind northwest 25 knots diminishing to northwest 15 late this afternoon and to light this evening. Wind increasing to southwest 10 to 15 late overnight and to southwest 25 Thursday morning. Wind increasing to westerly 40 near noon Thursday then diminishing to northwest 30 Thursday evening.

Periods of snow ending this afternoon. Flurries Thursday. Visibility 1 mile or less in precipitation.

Freezing spray warning in effect.

Risk of freezing spray today. Freezing spray beginning near noon Thursday.

Temperatures near minus 4.

Waves

Issued 05:00 AM AST 11 December 2019

Gulf - Magdalen - northern half

Today Tonight and Thursday. Seas 2 to 3 metres building to 3 to 5 early this morning then subsiding to 1 to 2 this afternoon. Seas building to 2 to 3 Thursday morning and to 3 to 5 Thursday afternoon.

Gulf - Magdalen - southern half

Today Tonight and Thursday. Seas 1 to 2 metres building to 2 to 3 this morning then subsiding to 1 to 2 this afternoon. Seas subsiding to 1 or less near midnight then building to 1 to 2 Thursday morning and to 3 to 5 Thursday afternoon.

Extended Forecast

Issued 03:00 AM AST 11 December 2019
Friday Wind westerly 10 to 15 knots backing to southerly 15 to 20 in the afternoon.
Saturday Wind south 15 to 20 knots increasing to southeast 45.
Sunday Wind south 20 to 25 knots increasing to southwest 35.

Ice Forecast

Issued 10:00 AM EST 11 December 2019 Today Tonight and Thursday Open water except 1 tenth new ice along parts of the coasts. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Newfoundland marine weather areas Banquereau - 44139 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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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 11 December 2019 Today Tonight and Thursday

Ice Edge

First ice edge estimated from Nova Scotia near 4540N 6130W to Prince
Edward Island near 4625N 6205W. Sea ice west of the ice edge

Second ice edge estimated from Prince Edward Island near 4630N 6215W
to 4730N 6415W to 4850N 6335W to 4850N 6110W to 5050N 5805W to
Newfoundland near 5035N 5720W. Sea ice west and north of the ice
edge.

Ice Coverage

Open water except 1 tenth new ice along parts of the coasts.

 

Iceberg Bulletin

Issued 11:00 AM EST 11 December 2019

Iceberg Limit

Iceberg limit at 0000 UTC 12 Dec estimated from the Labrador coast
near 5145N 5622W to 5145N 5500W to 5230N 5400W to 5445N 5400W to
5800N 5700W to 5900N 5700W to 6000N 5300W to 5800N 4900W then
eastwards.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Gulf - Magdalen

Issued 10:00 AM AST 11 December 2019

'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.

Freezing spray warning in effect

Gulf - Magdalen

Issued 10:00 AM AST 11 December 2019

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 10:00 AM AST 11 December 2019 Today Tonight and Thursday At 10:00 a.m. AST today trough located from Georges Bank to the
Avalon Peninsula.
By 3:00 a.m. AST Thursday departing trough located southeast of
the Marine District.

At 3:00 a.m. AST Thursday ridge located on a line north-south over
the Great Lakes.
By 8:00 p.m. AST Thursday approaching ridge located on a line
north-south over Maine.

Marine Weather Statement

Issued 9:45 AM AST 11 December 2019 A trough of low pressure from Georges Bank to the Avalon Peninsula
will move to eventually lie southeast of the marine district tonight.
Strong to gale force southwesterlies ahead of the trough shift to
generally strong northwesterlies behind it.

On Thursday morning the northwesterlies will increase to gale force
across the district and could possibly approach storm force over
northernmost waters. Winds are expected to diminish somewhat over
most waters later on Thursday as a ridge of high pressure approaches
from the west.

Marine interests are advised that gale warnings are in effect for all
waters.

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

Atlantic - Newfoundland Area

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