Issued 03:30 PM AST 22 November 2017
Tonight and Thursday.
Gale warning in effect.
Wind southerly 15 knots increasing to south 20 early this evening then becoming northwest 20 near midnight. Wind increasing to northwest 35 late overnight then diminishing to northwest 25 Thursday morning. Wind diminishing to northwest 15 to 20 Thursday afternoon then backing to west 10 to 15 Thursday evening.
Rain at times heavy and fog patches ending after midnight.
Zoom-in to make a selection
Ice ForecastsIssued 10:00 AM EDT 20 June 2017 Forecasts have ended for the season.
Warnings (In effect)
Grand MananIssued 3:30 PM AST 22 November 2017
'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 3:30 PM AST 22 November 2017 Tonight and Thursday At 3:30 p.m. AST today low 1004 mb located east of Cape Hatteras.
By 3:00 a.m. AST Thursday intensifying low 987 mb located south
At 10:00 a.m. AST Thursday low 976 mb located over Cabot Strait.
By 8:00 p.m. AST Thursday departing low 983 mb located northeast
Marine Weather StatementIssued 3:25 PM AST 22 November 2017 A low pressure system east of Cape Hatteras will track northeastward
tonight. The low will intensify as it tracks south of Halifax
overnight and across Cape Breton into Cabot Strait Thursday morning.
Gale to storm force southerlies will develop ahead of this low then
quickly shift to gale to storm gale force northwesterlies behind it.
These northwesterlies will diminish over all but northeasternmost
waters by late in the day Thursday.
Marine interests are advised that storm warnings are in effect for
Georges Bank, West Scotian Slope, eastern shore, Sable, East Scotian
Slope, Fourchu, Banquereau - northwestern half, Cabot Strait and
Gulf-Magdalen - eastern half. Gale warnings are in effect for all
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- Cornwall to Montréal
- Donnacona to Beauport
- Grand Manan
- Gulf - Magdalen - western half
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- 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
- 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
What we are doing
- Date modified: