Chaleur - Miscou - western half
Forecast
Marine Forecast
Issued 03:00 AM ADT 16 August 2026
Today Tonight and Monday.
Wind light becoming southerly 15 knots Monday afternoon.
Showers Monday afternoon and evening.
Extended Forecast
Issued 03:00 AM ADT 16 August 2026
Tuesday
Wind southerly 10 to 15 knots.
Wednesday
Wind southerly 10 to 15 knots diminishing to
light.
Thursday
Wind light.
Stay connected
Weather Conditions
Zoom-in to make a selection
Legend:
Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM ADT 16 August 2026 Today Tonight and Monday At 3:00 a.m. ADT today ridge located over New England.By 3:00 a.m. ADT Monday quasi-stationary ridge located over the
southeastern Marine District.
At 10:00 a.m. ADT Monday approaching trough located west of the
Marine District.
St. Lawrence - St. Lawrence River Area
- Anticosti
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen - western 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
Features
Colour-coded weather alerts
Learn more about weather alerting in Canada
Thunderstorm Outlooks
Find the Thunderstorm Outlook for your area.
Improved storm alerts
Learn more about targeted warnings for severe thunderstorms and tornadoes
- Date modified:

ATOM