Cornwall Thunderstorm Jul3019 03 E The Legion Park sign is flattened at Race Street and Marlborough Street South. Damage from a severe thunderstorm in Cornwall, Ont. on Tuesday, July 30, 2019. (Newswatch Group/Bill Kingston) Related ArticlesCornwall CAO open to seeing Cornwall, SD&G join…Cornwall bed tax to increase to 5% in 2025Public hearing for new Cornwall high school site