Halifax Harbour and Approaches
Forecast
Marine Forecast
Issued 10:00 AM ADT 17 July 2025
Today Tonight and Friday.
Wind light increasing to southerly 10 to 15 knots early this evening and to southwesterly 15 to 20 near midnight. Wind diminishing to northwest 10 to 15 Friday afternoon.
Showers tonight with a risk of thunderstorms. Fog patches moving into the harbour this evening. Fog patches overnight and Friday morning.
Temperatures near plus 18.
Extended Forecast
Issued 03:00 AM ADT 17 July 2025
Saturday
Wind light.
Sunday
Wind light becoming southwest 10 to 15 knots
late in the day.
Monday
Wind southwest 10 to 15 knots becoming north
15.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:00 AM ADT 17 July 2025 Today Tonight and Friday At 10:00 a.m. ADT today low 1003 mb located near the Great Lakes.By 3:00 a.m. ADT Friday low 995 mb located over the St. Lawrence
River.
At 8:00 p.m. ADT Friday low 988 mb located over Labrador.
Marine Weather Statement
Issued 9:51 AM ADT 17 July 2025 A low pressure system over the Great Lakes will intensify as istracks northeastward along the St. Lawrence River tonight to lie over
Labrador on Friday. Strong southerly winds will veer to strong to
gale force westerly winds on Friday in the wake of the system before
diminishing Friday night.
Marine interests are advised that a gale warning is in effect for
Anticosti.
Atlantic - Maritimes Area
- Anticosti - northern half
- Anticosti - southern half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen
- Gulf - Port au Port - northwestern half
- Gulf - Port au Port - southeastern half
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Sable
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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