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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 03 August 2020

Tonight and Tuesday.

Strong wind warning in effect.

Wind southwest 20 knots veering to westerly 15 to 20 after midnight then diminishing to variable 10 to 15 near noon Tuesday. Wind becoming northeasterly 15 early Tuesday evening.

Showers this evening.

Extended Forecast

Issued 03:30 PM ADT 03 August 2020
Wednesday Wind southeast 20 knots increasing to southerly 25 to 30 in the afternoon.
Thursday Wind southwest 20 knots.
Friday Wind west 15 to 20 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 25 May 2020 Forecasts available to mariners upon request. 

[ Canadian Ice Service ]

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Map of St. Lawrence - St. Lawrence River marine weather areas West Bay of Fundy - 44490 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 25 May 2020

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 8:00 PM ADT 03 August 2020

'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 8:00 PM ADT 3 August 2020 Tonight and Tuesday At 8:00 p.m. ADT tonight low 1004 mb located north of the Gaspe
Peninsula.
By 3:30 p.m. ADT Tuesday departing low 1007 mb located over eastern
Newfoundland.

At 10:00 a.m. ADT Tuesday ridge located on a line
northwest-southeast over Maine.
By 8:00 p.m. ADT Tuesday ridge located on a line north-south over
the Gulf of St. Lawrence.

Marine Weather Statement

Issued 7:40 PM ADT 3 August 2020 Tropical cyclone information statement.

At 6:00 P.M. ADT, tropical storm Isaias was located near
Latitude 32.0 north and longitude 79.4 west, or about 55 nautical
miles south-southeast of Charleston, South Carolina. Isaias had
maximum sustained winds of 60 knots and a minimum central pressure of
993 millibars. Isaias is currently moving north-northeast at about
15 knots. Isaias will continue moving north-northeast tonight and
Tuesday to eventually move inland and pass west of New Brunswick on
Wednesday. Although there still remains some uncertainty at this
time, Isaias could possibly bring marginal gales to westernmost
waters on Wednesday.

St. Lawrence - St. Lawrence River Area

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