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Forecast

Marine Forecast

Issued 03:30 PM ADT 20 September 2019

Tonight and Saturday.

Wind southwest 15 knots veering to northwest 15 near midnight then becoming variable 10 to 15 Saturday afternoon.

Waves

Issued 05:00 AM ADT 20 September 2019
Today Tonight and Saturday. Seas 1 metre or less.

Extended Forecast

Issued 03:30 PM ADT 20 September 2019
Sunday Wind southwest 10 to 15 knots increasing to southwest 20 in the afternoon.
Monday Wind southwest 20 to 25 knots.
Tuesday Wind southwest 15 to 20 knots.

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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 Île d'Orléans L'Assomption Trois-Rivières Airport Île aux-Grues Lac Saint-Pierre Montréal-Trudeau Int'l Airport Saint-Hubert Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Saint-Anicet Baie-Comeau Airport Cap-Rouge Île Rouge Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts Pointe-Noire Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Île Bicquette Cap-Chat 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 Roméo LeBlanc Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 2 June 2019 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM ADT 20 September 2019 Tonight and Saturday At 3:30 p.m. ADT today Post-tropical Storm Humberto 975 mb located
at 43.4N 56.5W.
By 3:00 a.m. ADT Saturday departing Post-tropical Storm Humberto
980 mb located at 44.6N 52.7W.

At 3:30 p.m. ADT today trough located from the St. Lawrence River
to Labrador Coast.
By 3:30 p.m. ADT Saturday trough located on a line
northeast-southwest over Laurentian Fan.

Marine Weather Statement

Issued 3:15 PM ADT 20 September 2019 Post-tropical storm Humberto will continue to track through
Laurentian Fan marine area today before departing across the Southern
Grand Banks early Saturday morning. Gales affecting some eastern
offshore waters increase to storm force for Laurentian Fan as
Humberto moves through. Gale to storm force northwesterlies expected
tonight behind Humberto over easternmost waters will gradually
diminish early Saturday morning as the post-tropical storm departs.

Marine interests are advised that a storm warning is in effect for
Laurentian Fan. Gale warnings are in effect for Sable - eastern half,
East Scotian Slope - eastern half, and Banquereau - southern half.

At 3.00 PM ADT, post-tropical storm Humberto was located near
latitude 43.4 north and longitude 56.5 west, about 240 nautical
Miles southwest of Cape Race. Maximum sustained winds were
Estimated at 60 knots and central pressure at 975 MB. Humberto is
moving northeast at 21 knots.

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