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Anticosti - western half

Forecast

Marine Forecast

Issued 03:00 AM AST 11 December 2019

Today Tonight and Thursday.

Gale warning in effect.

Wind westerly 35 knots with gusts to 45 diminishing to northwest 30 this morning then backing to westerly 20 to 25 this afternoon. Wind diminishing to northwest 15 late this evening then becoming variable 10 to 15 overnight. Wind increasing to northwest 40 Thursday morning with gusts to 50 in the Honguedo Strait. Wind diminishing to northwest 35 Thursday afternoon.

Flurries beginning this morning. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray beginning this morning and ending this evening. Freezing spray beginning Thursday morning.

Temperatures minus 1 falling to minus 10 Thursday evening.

Waves

Issued 05:00 AM AST 11 December 2019

Anticosti - northern half

Today Tonight and Thursday. Seas 2 to 3 metres building to 3 to 5 early this morning then subsiding to 2 to 3 near noon. Seas subsiding to 1 to 2 this evening and to 1 or less late overnight then building to 2 Thursday afternoon.

Anticosti - southern 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.

Extended Forecast

Issued 03:00 AM AST 11 December 2019
Friday Wind northwest 15 to 20 knots diminishing to light in the morning then increasing to southerly 15 to 20 in the afternoon.
Saturday Wind southeast 15 to 20 knots increasing to southeast 30 to 40.
Sunday Wind southeast 25 to 35 knots veering to southwest 35.

Ice Forecast

Issued 10:00 AM EST 10 December 2019 Today Tonight and Wednesday 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 10 December 2019 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from New Brunswick near 4545N 6205W 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 10 December 2019

Iceberg Limit

Iceberg limit at 0000 UTC 11 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

Anticosti - western half

Issued 03:00 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

Anticosti - western half

Issued 03:00 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 3:00 AM AST 11 December 2019 Today Tonight and Thursday At 3:00 a.m. AST today trough located from the Gulf of Maine
to Labrador.
By 3:00 a.m. AST Thursday 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 2:46 AM AST 11 December 2019 A trough of low pressure from the Gulf of Maine to Labrador 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.

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