Language selection

Features

Weather shortcuts

Halifax Harbour and Approaches

Forecast

Marine Forecast

Issued 03:00 AM ADT 19 August 2026

Today Tonight and Thursday.

Wind southeast 10 to 15 knots diminishing to light early this morning then becoming southwest 10 to 15 this afternoon. Wind diminishing to light overnight then becoming southwest 10 to 15 Thursday afternoon.

Drizzle ending this morning. Fog patches dissipating near noon. Fog patches forming overnight and dissipating Thursday morning.

High today plus 23. Low tonight plus 17. High Thursday plus 22.

Extended Forecast

Issued 03:00 AM ADT 19 August 2026
Friday Wind light.
Saturday Wind light becoming easterly 10 to 15 knots.
Sunday Wind southeast 15 to 20 knots veering to southerly 20 to 25.

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

Map of Atlantic - Maritimes marine weather areas Baie-Comeau Airport Halifax Harbour - 44258 West Chedabucto Bay – 44489 North Cape Winterland Branch Hill Summerside Wreckhouse East Scotia Slope - 44137 Stephenville St. Lawrence Burgeo Havre-Saint-Pierre Airport Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Banquereau - 44139 Sept-Îles Airport Port aux Basques LaHave Bank - 44150 Sagona Island Mont-Joli Airport Beaver Island Baccaro Point St. Stephen Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Îles de la Madeleine Airport Miscou Island La Pocatière Kouchibouguac Cap-d'Espoir Grand Manan New Carlisle Fundy Park (Alma) Pointe-au-Père Miramichi Port Menier Charlo Île Bicquette Bathurst Airport Cap-Chat Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Pointe-des-Monts McNabs Island Lunenburg Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 19 August 2026 Today Tonight and Thursday At 3:00 a.m. ADT today trough located from the Gulf of St. Lawrence
to West Scotian Slope.
By 3:30 p.m. ADT today trough located from the Gulf of St. Lawrence
to East Scotian Slope.

At 3:00 a.m. ADT Thursday trough located from Newfoundland to
Laurentian Fan.

Atlantic - Maritimes Area

Another Region

Features

Colour-coded weather alerts

Learn more about weather alerting in Canada

Thunderstorm Outlooks

Find the Thunderstorm Outlook for your area.

Improved storm alerts

Learn more about targeted warnings for severe thunderstorms and tornadoes

Date modified: