To access observations, weather & ocean forecasts, tides and INFO St. Lawrence, select an area of interest by clicking on the map or by using the drop-down menu.
Sectors
Anticosti - East
Anticosti - West
Cabot Strait - northern half
Cabot Strait - southern half
Chaleur - Miscou - eastern half
Chaleur - Miscou - western half
Chicoutimi to Tadoussac
Cornwall to Montréal
Donnacona to Isle-aux-Coudres - eastern half
Donnacona to Isle-aux-Coudres - western half
Georgian Bay
Gulf - Magdalen
Gulf - Port au Port
Isle-aux-Coudres to Tadoussac
Kingston to Cornwall
Lake Erie
Lake Huron
Lake Ontario
Lake Saint-Jean
Lake St. Clair
Lake Superior
Montréal to Trois-Rivières
North Channel
Northeast Gulf
Northumberland Strait - eastern half
Northumberland Strait - western half
Pointe-des-Monts to Anticosti - northern half
Pointe-des-Monts to Anticosti - southern half
Southwest Coast
Strait of Belle Isle - western half
Tadoussac to Pointe-des-Monts - eastern half
Tadoussac to Pointe-des-Monts - western half
Trois-Rivières to Donnacona