Cornwall to Montréal
Issued 09:49 AM EDT 23 July 2016
Today Tonight and Sunday
Squall watch in effect.
Wind westerly 15 knots with gusts to 40 near thunderstorms. Wind becoming northwest 10 to 15 early this evening then diminishing to light early Sunday morning.
A few showers ending early this evening with a risk of thunderstorms.
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Watches (In effect)
Squall watch in effect
Cornwall to MontréalIssued 09:47 AM EDT 23 July 2016 Conditions are favourable for the development of squalls with wind gusts up to 40 knots and poor to very poor visibility in thunderstorms heavy at times.
Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.
Technical Marine SynopsisIssued 3:00 AM EDT 23 July 2016 Today Tonight and Sunday At 3:00 a.m. EDT today trough located from Sept-Îles to Tadoussac
then to Lake Superior.
By 8:00 p.m. EDT Sunday trough located on a line north-south over
the Gulf of St. Lawrence.
At 3:00 a.m. EDT today ridge located on a line north-south over
By 8:00 p.m. EDT Sunday ridge located on a line north-south over
At 3:00 a.m. EDT today trough located on a line northeast-southwest
By 8:00 p.m. EDT tonight departing trough located on a line
north-south over western Newfoundland.
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
- 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
- Prescott to Cornwall
- 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
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