Cabot Strait - southern half

Forecast

Marine Forecast

Issued 08:00 PM ADT 16 August 2017

Tonight and Thursday.

Strong wind warning in effect.

Wind southerly 15 to 20 knots becoming northwest 15 to 20 late this evening then diminishing to light late overnight. Wind increasing to west 15 to 20 near noon Thursday then veering to northwest 25 Thursday evening.

Periods of rain ending late this evening with a risk of thunderstorms. A few showers beginning Thursday morning with a risk of thunderstorms.

Waves

Issued 05:00 PM ADT 16 August 2017
Tonight and Thursday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:30 PM ADT 16 August 2017
Friday Wind northwesterly 25 knots diminishing to northwest 15 in the afternoon.
Saturday Wind light becoming south 10 to 15 knots late in the day.
Sunday Wind southerly 30 knots.

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Southwestern Grand Banks - 44138 Banquereau - 44139 Laurentian Fan - 44141 LaHave Bank - 44150 Northeast Burgeo Bank - 44255 Halifax Harbour - 44258 Mont-Louis - 45138 Baie-Comeau Airport Havre-Saint-Pierre Airport Longue-Pointe-de-Mingan Sept-Îles Airport Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport Heath Point La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Bas Caraquet Bathurst Airport Bouctouche AAFC Charlo Eskasoni (First Nations) Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Miscou Island Greater Moncton Int'l Airport Point Lepreau Saint John Airport St. Stephen Baccaro Point Beaver Island Brier Island Caribou Point Debert Grand Étang CFB Greenwood Hart Island Ingonish Beach Kentville AAFC Lunenburg McNabs Island Nappan AAFC North Mountain Parrsboro Sable Island St.Paul Island Shearwater Airport J.A. Douglas McCurdy Sydney Airport Tracadie Western Head Yarmouth Airport Charlottetown Airport East Point North Cape Summerside Burgeo Port aux Basques Sagona Island St. Lawrence Stephenville Airport Winterland Wreckhouse Île aux Perroquets Île Rouge Pointe-des-Monts Pointe-Noire Île Bicquette Cap-Chat Îles de la Madeleine Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 20 June 2017 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 11:00 AM EDT 16 August 2017

Iceberg Limit

Iceberg limit at 0000 UTC 16 Aug estimated from Newfoundland near
4700N 5259W to 4715N 5100W to 5100N 4800W to 5200N 4800W to 5300N
4900W to 5700N 5400W then eastwards.

Western iceberg limit at 0000 UTC 16 Aug estimated from Quebec near
5110N 5837W to Newfoundland near 5033N 5720W.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait - southern half

Issued 8:00 PM ADT 16 August 2017

'Strong' winds of 20 to 33 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 8:09 PM ADT 16 August 2017 Tonight and Thursday At 8:00 p.m. ADT tonight Hurricane Gert 970 mb located at 39.2N
61.2W.
By 3:30 p.m. ADT Thursday Hurricane Gert 980 mb located at 43.2N
50.5W.

At 8:00 p.m. ADT tonight trough located on a line
northwest-southeast over the eastern Marine District.
By 3:30 p.m. ADT Thursday trough located on a line
northwest-southeast over Newfoundland.

At 3:00 a.m. ADT Thursday low 998 mb located north of Anticosti
Island.
By 3:30 p.m. ADT Thursday low 1000 mb located over the Gulf of
St. Lawrence.

Marine Weather Statement

Issued 7:52 PM ADT 16 August 2017 At 8:00 P.M. ADT, hurricane Gert was located near 39.2 degrees
North and 61.2 degrees west, or 342 nautical miles south
Southeast of Shearwater, Nova Scotia.
Gert was moving east northeast at 28 knots. Maximum sustained
Winds were 85 knots and central pressure was 970 MB.

Marine interests are advised that the combination of cool air,
Warm waters and favourable atmospheric conditions will give the
potential for waterspout development on Thursday over the gulf
Of St Lawrence waters.

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