Beauport to L'Isle-aux-Coudres
Forecast
Marine Forecast
Issued 03:00 AM EST 20 January 2021
Today Tonight and Thursday.
Wind light becoming northeast 15 knots early this morning then diminishing to light near noon. Wind becoming northeast 15 Thursday afternoon.
Snow ending near noon. Snow Thursday afternoon and evening.
High today minus 10. Low tonight minus 17. High Thursday minus 10.
Extended Forecast
Issued 06:00 AM EST 20 January 2021
Friday
Wind northeast 15 to 25 knots.
Saturday
Wind light becoming west 10 to 15
knots.
Sunday
Wind southwest 20 to 30 knots.
Stay connected
Ice Conditions
There is no ice forecast issued for this area.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EST 20 January 2021 Today Tonight and Thursday At 3:00 a.m. EST today dissipating trough located on a linenorthwest-southeast over Trois-Rivières.
At 3:00 a.m. EST today ridge located on a line northeast-southwest
over Lake Superior.
By 7:00 p.m. EST Thursday ridge located on a line
northwest-southeast over the Gaspe Peninsula.
At 10:00 p.m. EST tonight low 988 mb located near Lake Superior.
By 7:00 p.m. EST Thursday low 996 mb located northwest of Montréal.
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 - northeastern half
- Gulf - Magdalen - southwestern half
- 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 - western half
- 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
Another Region
What we are doing
Weather Forecasts
Weather Alerts
Weather Resources
Features
Need to travel Alberta Highway 93?

Go prepared with Highway 93 forecasts. Highway regions are available in the Alberta text forecast bulletin between Lake Louise and Jasper. (Photo by: Natalie Anderson)
- Date modified: