Severe thunderstorm warning issued for Montreal area

Environment Canada on Wednesday added a severe thunderstorm warning to its ongoing heat warning for the Montreal area.
The federal agency says its meteorologists are tracking a severe thunderstorm capable of producing very strong wind gusts, up to nickel size hail and heavy rain. Such strong storms could produce a tornado, the agency says.
The warning includes Laval, Longueuil and Châteauguay.
The forecast for Wednesday calls tor the temperature to plummet to 17 C tonight from a high of 30