Hailstorm Alley is a colloquial term referring to an area of south and central Alberta, Canada where hail storms are frequently produced.
This area stretches from High River in southern Alberta, northward through Calgary, through Red Deer to Lacombe sometimes as far north as Edmonton and then westward to Rocky Mountain House.
[6] In August 2014, Hailstorm Alley experienced numerous severe storms that cost $450 million in insured damages.
[10] On June 13, 2020, a severe storm hit the Cities of Calgary and Airdrie causing extensive damage and flash flooding.
[15][16] This society had budgeted $2.5 million in 2012 to run the suppression project, with the potential to save insurers many times this amount during one single storm by reducing claims.