Issued 08:00 PM ADT 21 July 2017
Tonight and Saturday.
Strong wind warning in effect.
Wind variable 10 to 15 knots becoming westerly 15 after midnight then increasing to northwesterly 20 early Saturday morning.
A few showers ending late overnight with a risk of thunderstorms.
Zoom-in to make a selection
Ice ForecastsIssued 10:00 AM EDT 20 June 2017 Forecasts have ended for the season.
Iceberg BulletinIssued 11:00 AM EDT 21 July 2017
Iceberg LimitIceberg limit at 0000 UTC 21 Jul estimated from Newfoundland near
4700N 5515W to 4615N 5400W to 4600N 5230W to 4730N 4515W to 5130N
4530W to 5300N 4800W to 5700N 5200W then eastwards.
Western iceberg limit at 0000 UTC 21 Jul estimated from Quebec near
5007N 6135W to Newfoundland near 4854N 5830W.
Iceberg CountNo confirmed icebergs.
Warnings (In effect)
AnticostiIssued 01:08 AM ADT 22 July 2017
'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 21 July 2017 Tonight and Saturday At 8:00 p.m. ADT tonight trough located over Nova Scotia.
By 3:00 a.m. ADT Saturday departing trough located over the
southeastern Marine District.
Marine Weather StatementIssued 1:12 AM ADT 22 July 2017 Thunderstorm activity has begun to diminish over the marine district.
Although gusts near thunderstorms will remain strong, gusts reaching
or exceeding 35 knots are no longer expected.
Marine interests are advised that the squall watch has been ended for
the Northumberland Strait - western half.
St. Lawrence - St. Lawrence River Area
- 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
What we are doing
- Date modified: