L'Isle-aux-Coudres to Tadoussac
Forecast
Marine Forecast
Issued 08:27 PM EDT 20 April 2021
Tonight and Wednesday.
Wind southwest 15 to 25 knots diminishing to southwest 10 to 15 near midnight then increasing to northeast 15 to 25 early Wednesday evening.
Snow Wednesday evening. Visibility 1 mile or less in snow.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 PM EDT 20 April 2021
Tonight and Wednesday.
Seas 1 to 2 metres subsiding to 1 or less near
midnight.
Extended Forecast
Issued 06:00 PM EDT 20 April 2021
Thursday
Wind northeast 25 knots becoming southwest 25
in the afternoon.
Friday
Wind southwest 25 knots diminishing to west 15
late in the day.
Saturday
Wind southwest 20 knots diminishing to light
late in the day.
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Ice Conditions
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 PM EDT 20 April 2021 Tonight and Wednesday At 3:00 p.m. EDT today trough located on a line north-south overTadoussac.
By 8:00 a.m. EDT Wednesday departing trough located on a line
northwest-southeast over Anticosti Island.
At 8:00 a.m. EDT Wednesday low 1004 mb located southeast of the
Great Lakes.
By 8:00 p.m. EDT Wednesday intensifying low 994 mb located over
Maine.
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
- Fundy
- Grand Manan
- Gulf - Magdalen
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- Lurcher
- 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
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