Update: Environment Canada adds extreme heat to Montreal weather warnings

The Montreal area was under a heat warning and severe thunderstorm watch Monday afternoon.
Storms were expected to continue over Montreal until at least 4 p.m., with a high around 30 degrees Celsius. Humidity was at 74 per cent. By evening, the skies should be clear.
The watch and heat warning covered the Montreal, Châteauguay, Laval and Longueuil-Varennes regions.
Thunderstorm warnings persisted in the Eastern Townships, Richelieu Valley-Saint-Hyacinthe and Vaudreuil-Soulanges-Huntingdon,