Strait of Belle Isle


Marine Forecast

Issued 03:30 PM NST 22 November 2017

Tonight and Thursday.

Gale warning in effect.

Wind variable 10 to 15 knots becoming southeast 15 this evening then increasing to southeast 25 late overnight. Wind increasing to southeast 35 Thursday afternoon except northeast 25 over western sections.

Rain and fog patches beginning Thursday morning.

Temperatures minus 1 rising to plus 5 Thursday morning.


Issued 06:00 AM NST 22 November 2017

Strait of Belle Isle - eastern half

Today Tonight and Thursday. Seas 3 to 5 metres.

Strait of Belle Isle - western half

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

Extended Forecast

Issued 03:30 PM NST 22 November 2017
Friday Wind west 25 knots increasing to southwest 25 to 35 in the afternoon.
Saturday Wind west 20 knots increasing to south 25 to 35.
Sunday Wind southwest 25 knots backing to southeast 25.

Ice Forecast

Issued 10:00 AM EST 22 November 2017 Today Tonight and Thursday Bergy water except 5 tenths of new ice in some bays. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Newfoundland marine weather areas Southwestern Grand Banks - 44138 Banquereau - 44139 Tail of the Bank - 44140 Nickerson Bank - 44251 Northeast Burgeo Bank - 44255 Blanc-Sablon Airport Cap Whittle Chevery Natashquan Airport Heath Point Miscou Island 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 Wreckhouse Cartwright Airport Mary's Harbour Grates Cove Pool's Island Marticot Island Long Pond Eskasoni (First Nations) Îles de la Madeleine Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 22 November 2017 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Labrador near 5205N 5540W to 5215N 5530W to
5330N 5530W to 5435N 5705W to Labrador near 5455N 5755W. Sea ice
west of the ice edge.

Ice Coverage

Bergy water except 5 tenths of new ice in some bays.


Iceberg Bulletin

Issued 11:00 AM EST 22 November 2017

Iceberg Limit

Iceberg limit at 0000 UTC 23 Nov estimated from the Labrador coast
near 5205N 5545W to 5015N 5415W to 5200N 4900W to 5300N 4730W to
5500N 5000W to 6000N 6000W to 6100N 5400W to 5800N 5000W then

Iceberg Count

No confirmed icebergs except less than 10 icebergs north of the
iceberg limit.

Warnings (In effect)

Gale warning in effect

Strait of Belle Isle

Issued 3:30 PM NST 22 November 2017

'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.


Technical Marine Synopsis

Issued 3:30 PM NST 22 November 2017 Tonight and Thursday At 3:30 p.m. NST today weakening low 1005 mb located east of the
Grand Banks.
By 8:00 p.m. NST tonight departing low 1008 mb located east of
the Marine District.

At 3:00 a.m. NST Thursday intensifying low 988 mb located south
of Nova Scotia.
By 3:30 p.m. NST Thursday low 978 mb located over the Gulf of
St. Lawrence.

At 3:30 p.m. NST today ridge located on a line north-south over
By 3:30 p.m. NST Thursday ridge located east of the Grand Banks.

Marine Weather Statement

Issued 3:36 PM NST 22 November 2017 A low pressure system east of the Grand Banks will weaken as it
drifts southeastward this evening. Strong to gale force
northwesterlies over eastern waters will gradually diminish tonight
as the low weakens and pulls away.

An intense low pressure system will then approach from the southwest
tonight and track northeastward over the gulf Thursday. Gale force
southeasterlies will develop ahead of the low Thursday morning
veering to gale to storm force westerlies in its wake.

Marine interests are advised that a storm warning is in effect for
Gulf - Port au Port. Gale warnings are in effect for all remaining

Marine interests are also advised that there is potential for high
waves and pounding surf along the Southwest Coast late morning and
into the afternoon on Thursday, which may result in minor coastal
flooding. Please monitor future forecasts for updated information.

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