Water Levels Forecasts and Temperatures
Water level forecasts and observations, including temperatures, tide and current tables for the central region.
Services and information
Ministère de l'Environnement et de la Lutte contre les changements climatiques of Quebec.
Expected minimum water levels in Montréal, Sorel and Trois-Rivières. Average water level on the Lake Ontario and Ottawa river outflow is also available.
Canadian Coast Guard.
Data calculated by the Canadian Hydrographic Service and available on the St. Lawrence Global Observatory's website.
Water levels for the Welland Canal.
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