Throughout April southern portions of British Columbia experienced prolonged periods of rainfall leaving several rivers flowing well above normal for the time of year. Further heavy rainfall on May 5 led to several of these rivers overflowing their banks. At least two people were killed and hundreds were evacuated as flooding impacted the southern interior region. Significant damage to infrastructure and agriculture was reported.
Following on from a wet April in Eastern Canada, several low pressure systems brought further rainfall to portions of Ontario, Quebec, and the Maritimes from May 1-6: the heaviest of which fell on May 5-6 resulting in several rivers overflowing their banks. Two people were killed in Quebec where nearly 2,000 residents were evacuated. Significant flooding was also experienced across Ontario and in portions of New Brunswick and Nova Scotia. Among the worst affected communities was Ottawa-Gatineau where both the Ottawa and Gatineau Rivers burst their banks. More than 5,200 homes were damaged.
A powerful low pressure system brought strong winds and storm surge flooding to southern portions of Canada’s British Columbia province on May 23 before tracking into Alberta and Saskatchewan on May 24. Numerous trees were downed and significant property damage was reported in all three provinces. Almost 200,000 customers were without power at the storm’s peak. Additionally, flooding was reported along portions of the British Columbia coast and in Okanagan region.