Flood – Rainfall

ColdDroughtFlood/RainfallFogHailHealthHeatSnowHurricaneIce StormLightningMarineTornadoWind

1. 24-hour peak (25-year return period) estimated rainstorm amounts (mm). Source: MSC-Ontario Region, 2003b
2. Total number of heavy rainfall events grouped by Environment Canada public forecast regions, based on data from 1979-2009. Source: Environment Canada, 2010a.
3. Average number of days per year with daily rainfall ≥ 25 mm, based on data from 1971-2000 (Provincial Overview). Source: Environment Canada, 2003a

Sources:
National Climate Data and Information Archive. Available online: http://climate.weatheroffice.ec.gc.ca/climate_normals/index_e.html
Environment Canada, 2009b. Internal Data Analysis. Data Courtesy of Environment Canada’s National Climate Data and Information Archive.
Environment Canada, 2010a. Internal. Data Courtesy of Phil Chadwick.
Environment Canada, 2010b. Internal Data Analysis. Data Courtesy of Environment Canada’s National Climate Data and Information Archive.
Meteorological Service of Canada-Ontario, 2006. Internal Data Analysis. Data Courtesy of Environment Canada’s National Climate Data and Information Archive.
Meteorological Service of Canada – Ontario Region, 2003b. Internal. Data Courtesy of National Climate Data and Information Archive.

Data from hazards.ca

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