Northumberland Strait - western half
Issued 03:30 PM ADT 18 September 2021
Tonight and Sunday.
Strong wind warning in effect.
Wind variable 15 knots with gusts to 30 near thunderstorms late this evening. Wind becoming northerly 15 to 20 late overnight then increasing to northerly 25 to 30 Sunday morning. Wind diminishing to northerly 15 to 20 Sunday afternoon.
Showers becoming a few thunderstorms or showers this evening and ending late overnight.
Zoom-in to make a selection
Ice ForecastsIssued 10:00 AM EDT 25 April 2021
Forecasts available to mariners upon request.
Warnings (In effect)
Northumberland Strait - western halfIssued 3:30 PM ADT 18 September 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 3:30 PM ADT 18 September 2021 Tonight and Sunday At 3:30 p.m. ADT today Tropical Storm Odette 1002 mb located at
By 8:00 p.m. ADT Sunday Post-tropical Storm Odette 991 mb located
at 42.5N 58.5W.
At 3:30 p.m. ADT today trough located on a line northeast-southwest
over New Brunswick.
By 8:00 p.m. ADT tonight weakening trough located on a line
northeast-southwest over the Gulf of St. Lawrence.
At 8:00 p.m. ADT Sunday approaching ridge located over New England.
Marine Weather StatementIssued 3:16 PM ADT 18 September 2021 As of 3:30 PM tropical storm Odette is at 39.1 degrees north, 66.3
degrees west or about 400 nautical miles southwest of Sable Island.
Maximum winds are 40 knots, central pressure is 1002 millibars and
the system is moving northeast at 17 knots.
Tropical storm Odette is currently south of Georges Bank and will
track along the southern edge of the marine district to lie over
Laurentian Fan on Sunday evening. Storm to gale force southeasterly
winds will increase to gale to storm force northerlies in its wake
over eastern waters. Winds may gust to hurricane force over eastern
waters late in the day.
Marine interests are advised that storm warnings are in effect for
Sable, East Scotian Slope, Banquereau and Laurentian Fan - western
half. Gale warnings are in effect for Georges Bank - southern half,
West Scotian Slope - southern half, eastern shore, Fourchu,
Laurentian Fan - eastern half, and Cabot Strait.
St. Lawrence - St. Lawrence River Area
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- 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 - 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: