Advarsler, Île Mistassini

severe thunderstorm warning in effect Many potentially severe thunderstorms are occurring this evening between Chibougamau and La Grande Rivière. These thunderstorms can produce very strong wind gusts, up to nickel-sized hail and heavy rain. ### Intense lightning is likely with any thunderstorm that develops. Remember, severe thunderstorms can produce tornadoes. Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are likely to produce or are producing one or more of the following: large hail, damaging winds, torrential rainfall. Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!