Toonie-sized hail possible as severe thunderstorm watch issued for London, Ont.
Environment Canada says conditions are favourable for the development of severe thunderstorms that could produce large hail on Tuesday morning.
https://www.cbc.ca/news/canada/london/toonie-sized-hail-possible-as-severe-thunderstorm-watch-issued-for-london-ont-9.7162829?cmp=rss