Halifax Harbour and Approaches
Forecast
Marine Forecast
Issued 03:30 PM ADT 21 June 2025
Tonight and Sunday.
Wind light becoming southwest 10 to 15 knots near noon Sunday then backing to south 15 Sunday evening with gusts to 20 in the Approaches.
Periods of rain and fog patches Sunday late in the day.
Low tonight plus 13. High Sunday plus 18.
Extended Forecast
Issued 03:30 PM ADT 21 June 2025
Monday
Wind light.
Tuesday
Wind southwest 15 to 20 knots.
Wednesday
Wind southwest 15 to 20 knots becoming
northerly 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 21 June 2025 Today Tonight and Sunday At 10:00 a.m. ADT today departing low 993 mb located northeast ofthe Marine District.
At 3:30 p.m. ADT today ridge located over Quebec.
By 3:00 a.m. ADT Sunday ridge located from Anticosti Island to
Georges Bank.
At 3:00 a.m. ADT Sunday low 1000 mb located over southern Quebec.
By 8:00 p.m. ADT Sunday low 1002 mb located over Grand Manan.
Marine Weather Statement
Issued 2:28 PM ADT 21 June 2025 A departing low pressure system over Northern Newfoundland will moveto lie over the Labrador Sea by tonight. Strong to gale
Force west to northwest winds will diminish by this afternoon.
Marine interests are advised that gale warnings are in effect for
Cabot Strait - northern half, Gulf - Magdalen and Anticosti.
Atlantic - Maritimes Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- 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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