Grand Manan


Marine Forecast

Issued 08:00 PM ADT 17 June 2018

Tonight and Monday.

Strong wind warning in effect.

Wind southeast 15 to 20 knots veering to southwest 20 to 25 early Monday morning then increasing to southwest 30 Monday afternoon.

Periods of rain beginning Monday afternoon with a risk of thunderstorms. Fog patches forming late overnight and dissipating Monday afternoon. Visibility 1 mile or less in fog patches and in rain.


Issued 05:00 PM ADT 17 June 2018
Tonight and Monday. Seas 1 metre or less building to 1 to 2 Monday morning and to 3 to 4 Monday evening.

Extended Forecast

Issued 03:30 PM ADT 17 June 2018
Tuesday Wind northwest 15 knots.
Wednesday Wind southwest 10 to 15 knots increasing to southwest 20 to 25 late in the day.
Thursday Wind northerly 10 to 15 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 26 May 2018 Forecasts available to mariners upon request. 

[ Canadian Ice Service ]

Stay connected


Weather Conditions

Skip Image

Zoom-in to make a selection

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 Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Sept-Îles Airport Pointe-des-Monts Pointe-Noire Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport Heath Point Îles de la Madeleine Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Île Bicquette Cap-Chat 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 Baccaro Point Beaver Island Brier Island Caribou Point Debert Eskasoni (First Nations) 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
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 26 May 2018

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Forecasts available to mariners upon request.


Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 8:00 PM ADT 17 June 2018

'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.


Technical Marine Synopsis

Issued 8:00 PM ADT 17 June 2018 Tonight and Monday At 8:00 p.m. ADT tonight departing low 1015 mb located east of
Laurentian Fan.

At 8:00 p.m. ADT tonight warm front from 1003 mb low located on
a line north-south over western New Brunswick.
By 10:00 a.m. ADT Monday warm front from 998 mb low located on a
line north-south over Nova Scotia.

Marine Weather Statement

Issued 8:08 PM ADT 17 June 2018 A developing low pressure system over James Bay will move eastward to
lie over Anticosti Monday evening. A warm front extending southward
from it will move over Nova Scotia Friday morning. Winds will
increase to strong to gale force southerlies ahead of the front and
will veer to strong to gale force southwesterlies behind it on

Marine interests are advised that gale warnings are in effect for
Fundy and Cabot Strait.

Atlantic - Maritimes Area

Another Region

What we are doing


Lightning Safety

When thunder roars, GO INDOORS!

Air Quality Health Index

Be Air Aware

Summer Severe Weather

Be prepared!

Date modified: