Halifax Harbour and Approaches
Issued 03:00 AM AST 21 November 2017
Today Tonight and Wednesday.
Wind westerly 25 knots backing to southwest 15 to 20 near noon then increasing to southwest 30 this evening. Wind diminishing to southwest 20 overnight then backing to south 15 near noon Wednesday. Wind increasing to south 30 Wednesday afternoon.
Chance of flurries this morning. Rain at times heavy beginning Wednesday evening.
Temperatures minus 1 rising to plus 14 Wednesday evening.
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Ice ForecastsIssued 10:00 AM EDT 20 June 2017 Forecasts have ended for the season.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 AM AST 21 November 2017 Today Tonight and Wednesday At 3:00 a.m. AST today departing low 982 mb located over Labrador.
At 8:00 p.m. AST tonight trough located over the Great Lakes.
By 8:00 p.m. AST Wednesday trough located from Anticosti Island
to Georges Bank.
Marine Weather StatementIssued 3:12 AM AST 21 November 2017 A low pressure system over Labrador this morning will continue to
move northward today. Strong to gale force westerlies associated with
this low will gradually diminish and back to southwesterly today.
A developing trough of low pressure over the Great Lakes tonight will
slide eastward to lie from Anticosti to Georges Bank by Wednesday
evening. Strong to gale force southerlies are forecast ahead of this
trough. Winds will shift to strong northwesterly behind it. Southerly
winds may strengthen to storm force over southernmost waters
Marine interests are advised that gale warnings are in effect for
Grand Manan, Lurcher, Browns Bank, Georges Bank, southwestern shore,
LaHave Bank, West Scotian Slope, eastern shore, Sable, East Scotian
Slope, Laurentian Fan, Cabot Strait - northern half and Anticosti.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore
- East Coast
- East Scotian Slope
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northwestern half
- Gulf - Magdalen - southeastern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
- Arctic - Eastern Arctic
- Arctic - Western Arctic
- Atlantic - Labrador
- Atlantic - Maritimes
- Atlantic - Newfoundland
- Great Lakes - Lake Erie and Lake Ontario
- Great Lakes - Lake Huron
- Great Lakes - Lake Superior
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