Drought

In this section, you will find some of the maps generated by Environment Canada, Emergency Management Ontario, MNR

ColdDroughtFlood/RainfallFogHailHealthHeatSnowHurricaneIce StormLightningMarineTornadoWind

1. Average annual total water deficit above Water Holding Capacity (WHC) 100 mm, based on data from 1968-1988. Source: Watson and MacIver, 1995
2. Percent occurrence of Consecutive 3-Day Dry Periods (May-Sep; 1971-2000 and station period of record). Source: Environment Canada, 2009b.; MSC-Ontario, 2006.
3. Percent occurrence of Consecutive 5-Day Dry Periods (May-Sep; 1971-2000 and station period of record). Source: Environment Canada, 2009b.; MSC-Ontario, 2006.
4. Percent occurrence of Consecutive 7-Day Dry Periods (May-Sep; 1971-2000 and station period of record). Source: Environment Canada, 2009b.; MSC-Ontario, 2006.
5. Percent occurrence of Consecutive 10-Day Dry Periods (May-Sep; 1971-2000 and station period of record). Source: Environment Canada, 2009b.; MSC-Ontario, 2006.
6. Annual and seasonal precipitation (Dry Years). Source: Environment Canada, 2009b.
7. Percentage of years with at least 1 month satisfying Ontario Low Water Response Level I precipitation criteria (1971-2000). Source: MSC-Ontario, 2006a.
8. Percentage of years with at least 1 month during May-September satisfying Ontario Low Water Response Level I precipitation criteria (1971-2000). Source: MSC-Ontario, 2006a.

Source:
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.
MSC-Ontario, 2006a. Internal Data Analysis. Data Courtesy of Environment Canada’s National Climate Data and Information Archive and Environment Canada’s Adjusted Historical Canadian Climate Data.
Watson B.G. and MacIver D., March 1995. Integrated Mapping Assessment Project (IMAP). Environment Canada and Ontario Ministry of Natural Resources.

Data from hazards.ca