Gulf - Magdalen

Forecast

Marine Forecast

Issued 03:30 PM ADT 16 August 2017

Tonight and Thursday.

Strong wind warning in effect.

Wind variable 15 to 25 knots with gusts to 35 near thunderstorms. Wind becoming northwest 20 late this afternoon then backing to west 15 to 20 late overnight. Wind veering to northwest 20 to 25 Thursday afternoon.

A few showers ending this evening with a risk of thunderstorms. A few showers Thursday with a risk of thunderstorms.

Waves

Issued 05:00 AM ADT 16 August 2017
Today Tonight and Thursday. Seas 1 metre or less building to 1 to 2 this afternoon.

Extended Forecast

Issued 03:30 PM ADT 16 August 2017
Friday Wind northwesterly 15 knots diminishing to light in the afternoon.
Saturday Wind light becoming southeast 15 knots.
Sunday Wind southerly 25 knots veering to southwest 15 to 20 late in the day.

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Weather Conditions

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Map of St. Lawrence - St. Lawrence River marine weather areas Mont-Louis - 45138 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault L'Assomption Trois-Rivières Airport Saint-Hubert Airport Baie-Comeau Airport Cap-Rouge Pointe de l'Islet Sept-Îles Airport Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier CFB Bagotville Jonquière Mistook Normandin Roberval Airport Bas Caraquet Bathurst Airport Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Miscou Island Greater Moncton Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape Île d'Orléans Île aux-Grues Lac Saint-Pierre Lac Memphremagog Sainte-Anne-de-Bellevue Saint-Anicet Île Rouge Pointe Claveau Pointe-des-Monts Pointe-Noire Île Bicquette Cap-Chat Montréal-Trudeau Int'l 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

Gulf - Magdalen

Issued 3:30 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 3:30 PM ADT 16 August 2017 Tonight and Thursday At 3:30 p.m. ADT today Hurricane Gert 974 mb located at 38.2N 64.0W.
By 3:30 p.m. ADT Thursday Hurricane Gert 980 mb located at 43.2N
50.5W.

At 3:30 p.m. ADT today trough located on a line north-south over
Nova Scotia.
By 10:00 a.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 3:16 PM ADT 16 August 2017 At 3:00 P.M. ADT, hurricane Gert was located near 38.2 degrees
North and 64.0 degrees west, or 387 nautical miles south of
Shearwater, Nova Scotia. Gert was moving east northeast at
25 knots. Maximum sustained winds were 85 knots and central
Pressure was 974 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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