Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NST 12 December 2018

Tonight and Thursday.

Storm warning in effect.

Wind northeast 50 to 60 knots with gusts to 70 over southwestern sections late this afternoon. Wind diminishing to northwest 35 to 45 this evening and to northwest 25 late overnight. Wind northwest 25 Thursday.

Rain or snow with a risk of thunderstorms changing to flurries late overnight. Visibility 1 mile or less in precipitation.

Waves

Issued 06:00 AM NST 12 December 2018
Today Tonight and Thursday. Seas 3 to 5 metres building to 5 to 7 this afternoon and to 7 to 9 this evening. Seas subsiding to 5 to 7 late overnight and to 3 to 5 Thursday afternoon.

Extended Forecast

Issued 03:30 PM NST 12 December 2018
Friday Wind northwest 25 to 35 knots.
Saturday Wind west 25 knots increasing to southwest 25 to 35.
Sunday Wind northwest 25 knots.

Ice Forecast

Issued 10:00 AM EST 12 December 2018 Today Tonight and Thursday Ice free.  

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EST 12 December 2018 Today Tonight and Thursday

Ice Edge

First ice edge estimated from Newfoundland near 4835N 5320W to
Newfoundland near 4900N 5340W. Sea ice southwest of the ice edge.

Second ice edge estimated from Newfoundland near 4925N 5355W to
4930N 5400W to 4930N 5425W to 4945N 5430W to Newfoundland near 4950N
5540W. Sea ice south of the ice edge.

Third ice edge estimated from Newfoundland near 5025N 5625W to 5025N
5605W to 5130N 5515W to 5355N 5525W to 5555N 5925W to 5805N 6135W to
5800N 6015W then eastward. Sea ice west and north of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 12 December 2018 Today Tonight and Thursday

Ice Edge

First ice edge estimated from Newfoundland near 4835N 5320W to
Newfoundland near 4900N 5340W. Sea ice southwest of the ice edge.

Second ice edge estimated from Newfoundland near 4925N 5355W to
4930N 5400W to 4930N 5425W to 4945N 5430W to Newfoundland near 4950N
5540W. Sea ice south of the ice edge.

Third ice edge estimated from Newfoundland near 5025N 5625W to 5025N
5605W to 5130N 5515W to 5355N 5525W to 5555N 5925W to 5805N 6135W to
5800N 6015W then eastward. Sea ice west and north of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 11:00 AM EST 12 December 2018

Iceberg Limit

Iceberg limit at 0000 UTC 13 Dec estimated from Newfoundland near
5110N 5545W to 5110N 5430W to 5230N 5000W to 5500N 5000W to 5730N
5700W to 6000N 5900W.

Western iceberg limit at 0000 UTC 13 Dec estimated from the Labrador
coast near 5145N 5630W to Newfoundland near 5125N 5615W.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 11:00 AM EST 12 December 2018

Iceberg Limit

Iceberg limit at 0000 UTC 13 Dec estimated from Newfoundland near
5110N 5545W to 5110N 5430W to 5230N 5000W to 5500N 5000W to 5730N
5700W to 6000N 5900W.

Western iceberg limit at 0000 UTC 13 Dec estimated from the Labrador
coast near 5145N 5630W to Newfoundland near 5125N 5615W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Storm warning in effect

Southwestern Grand Banks

Issued 3:30 PM NST 12 December 2018

'Storm' force winds of 48 to 63 knots are 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 3:30 PM NST 12 December 2018 Tonight and Thursday At 3:30 p.m. NST today intensifying low 965 mb located over the
southwestern Grand Banks.
By 3:30 p.m. NST Thursday low 955 mb located east of the Marine
District.

At 3:30 p.m. NST today dissipating ridge located over Belle
Isle Bank.

Marine Weather Statement

Issued 3:23 PM NST 12 December 2018 An intense low pressure system over the southern reaches of the
Southwestern Grand Banks will continue to deepen as it keeps tracking
to the northeast tonight. Gale to storm force east to northeasterlies
ahead of the low will shift to gale to storm force north to
northwesterlies tonight in its wake. Storm to hurricane force
southwesterlies can be expected over the Southeastern Grand Banks
this evening, before shifting to hurricane force northerlies over the
Eastern Grand Banks overnight.

Marine interests are advised that hurricane force wind warnings are
in effect for Northern Grand Banks and Southeastern Grand Banks.
Storm warnings are in effect for East Coast - Cape St. Francis and
south, Funk Island Bank and Southwestern Grand Banks. Gale warnings
are in effect for South Coast, East Coast - north of Cape St.
Francis, and Belle Isle Bank.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle, Gulf waters, East Coast - north of
Cape St. Francis, Northeast Coast, Belle Isle Bank and Funk Island
Bank.

Atlantic - Newfoundland Area

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