Trois-Rivières to Donnacona
Issued 03:00 AM EDT 19 June 2021
Today Tonight and Sunday.
Strong wind warning in effect.
Wind southwest 15 knots increasing to southwesterly 15 to 25 early this morning with gusts to 50 near thunderstorms today. Wind becoming westerly 10 to 20 early this evening then becoming light near midnight. Wind becoming southwest 10 to 15 near noon Sunday.
Showers ending this evening with a risk of thunderstorms.
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Warnings (In effect)
Trois-Rivières to DonnaconaIssued 03:00 AM EDT 19 June 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.
Watches (In effect)
Squall watch in effect
Trois-Rivières to DonnaconaIssued 02:58 AM EDT 19 June 2021 This afternoon and evening, conditions will be favourable for the development of squalls with wind gusts up to 50 knots, frequent lightning and hail.
Mariners are advised to prepare for potential squalls. Vulnerable vessels are most at risk and should seek safe harbour if underway. Consider delaying or postponing travel in areas under the Squall Watch.
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 19 June 2021 Today Tonight and Sunday At 3:00 a.m. EDT today low 996 mb located southeast of James Bay.
By 8:00 p.m. EDT Sunday weakening low 1004 mb located over
St. Lawrence - St. Lawrence River Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- 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
- 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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