L'Isle-aux-Coudres to Tadoussac
Issued 03:00 PM EDT 11 August 2020
Tonight and Wednesday.
Strong wind warning in effect. Squall watch in effect.
Wind southwest 15 to 25 knots with gusts to 45 near thunderstorms. Wind becoming southwest 15 near midnight then increasing to southwest 15 to 20 near noon Wednesday. Wind diminishing to light Wednesday evening.
Showers ending Wednesday morning with a risk of thunderstorms. Fog banks forming overnight and dissipating Wednesday morning. Visibility as low as 1 mile in showers and 1 mile or less in fog banks.
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Warnings (In effect)
Squall warning in effect
L'Isle-aux-Coudres to TadoussacIssued 9:06 PM EDT 11 August 2020 Squalls with gusts up to 50 knots and frequent lightning are expected in the area.
Vessels without lightning protection should make their way to shore immediately. Mariners are advised to prepare for squalls. If underway, seek safe harbour immediately. Consider delaying or postponing travel in areas under the squall warning.
Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.
L'Isle-aux-Coudres to TadoussacIssued 9:08 PM EDT 11 August 2020
'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
L'Isle-aux-Coudres to TadoussacIssued 9:07 PM EDT 11 August 2020
Navigators in or near this marine area should be on the lookout for adverse weather conditions and take necessary safety precautions. 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 3:00 PM EDT 11 August 2020 Tonight and Wednesday At 3:00 p.m. EDT today trough located on a line northeast-southwest
over Lake Saint-Jean.
By 8:00 p.m. EDT Wednesday trough located on a line
northeast-southwest over Anticosti Island.
At 8:00 a.m. EDT Wednesday ridge located on a line north-south
over northwestern Ontario.
By 8:00 p.m. EDT Wednesday ridge located on a line north-south
over Lake Huron.
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western 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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