Issued 08:00 PM ADT 07 May 2021
Tonight and Saturday.
Strong wind warning in effect.
Wind light increasing to northeasterly 15 to 20 knots late overnight and to northerly 25 to 30 near noon Saturday.
Periods of rain Saturday late in the day.
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Ice ForecastsIssued 10:00 AM EDT 25 April 2021
Forecasts available to mariners upon request.
Warnings (In effect)
Grand MananIssued 8:00 PM ADT 07 May 2021
'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 SynopsisIssued 8:00 PM ADT 7 May 2021 Tonight and Saturday At 8:00 p.m. ADT tonight weakening ridge located over the central
At 3:00 a.m. ADT Saturday deepening low 1004 mb located southwest
of Georges Bank.
By 8:00 p.m. ADT Saturday low 984 mb located south of Nova Scotia.
Marine Weather StatementIssued 7:53 PM ADT 7 May 2021 A low pressure system will deepen tonight as it approaches Georges
Bank. The low will then move to lie south of Nova Scotia Saturday
evening. Strong to gale force northeasterly winds ahead of the low
shift to strong to gale force westerlies in its wake. There is the
potential for a period of storm force winds over slope waters in the
wake of the low on Saturday.
Marine interests are advised that gale warnings are in effect for
Browns Bank, Georges Bank, southwestern shore, LaHave Bank, West
Scotian Slope, eastern shore, Sable, East Scotian Slope, Fourchu,
Banquereau, Laurentian Fan, Cabot Strait, Northumberland Strait and
St. Lawrence - St. Lawrence River Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- Cornwall to Montréal
- Donnacona to Beauport
- Grand Manan
- Gulf - Magdalen
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- Northumberland Strait
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
- 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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