Airdrie hail damage could cost up to $100M, says insurance expert Roy / Tuesday, August 12, 2014 / Categories: Storms Damage costs from the hail that pelted Airdrie in southern Alberta last week could reach as high as $100 million, says one insurance expert. Thunderstorms, hail hit rural areas in southern Alberta Airdrie hail storm likely caused 'gustnado' in Calgary ... Comment Collapse Expand Comments (0) warning You don't have permission to post comments.