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Grand Manan

Forecast

Marine Forecast

Issued 03:00 AM ADT 20 September 2019

Today Tonight and Saturday.

Wind light becoming southwest 15 knots near noon then veering to northwest 15 near midnight. Wind 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 03:00 AM 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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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 3:00 AM ADT 20 September 2019 Today Tonight and Saturday At 3:00 a.m. ADT today Post-tropical Storm Humberto 970 mb located
at 40.6N 58.0W.
By 3:00 a.m. ADT Saturday departing Post-tropical Storm Humberto
980 mb located at 44.6N 52.7W.

At 3:00 a.m. ADT today trough located from the Great Lakes to
Labrador.
By 3:30 p.m. ADT Saturday trough located on a line
northeast-southwest over Laurentian Fan.

Marine Weather Statement

Issued 2:34 AM ADT 20 September 2019 Post-tropical storm Humberto is approaching our southeastern slope
waters this morning. Humberto is expected to track across the
Laurentian Fan marine area later today before departing across the
Southern Grand Banks early Saturday morning. Gales affecting most
offshore waters will increase to storm force for parts of East
Scotian Slope and 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 storm warnings are in effect for
East Scotian Slope - eastern half and Laurentian Fan. Gale warnings
are in effect for Sable - eastern half, East Scotian Slope - western
half, and Banquereau - southern half.

At 3.00 AM ADT, post-tropical storm Humberto is located near
Latitude 40.6 north and longitude 58.0 west , about 220 nautical
miles south-southeast of Sable Island. Maximum sustained winds are
estimated at 75 knots and central pressure at 970 MB. Humberto is
moving north-northeast at 17 knots.

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