Heat warning remains in effect as Montreal expected to feel like 40ºC today

Jul 19 2019, 10:41 pm

Montreal and its surrounding areas are included in the 14 heat warnings that have been issued throughout the province.

According to Environment Canada, “a warm and very humid air mass will move into Southern Quebec on Friday.” The dangerously high heat and humidity will remain through to Saturday where humidex values will reach 40ºC to 45ºC.

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Temperatures are expected to climb to 33ºC this afternoon and it’s slated to feel like 41ºC. Come nightfall, the weather is expected to cool off to 24ºC before bolting back up to humidex values of 40ºC by Saturday afternoon.

The Weather Network

The weather agency is reminding the public that extreme heat affects everyone. However, the risks are greater for young children, pregnant women, older adults, people with chronic illnesses and people working or exercising outdoors.

Grand Prix


The heat warning, which was updated this morning, is in effect for the following areas:

  • Châteauguay – La Prairie area
  • Laval area
  • Longueuil – Varennes area
  • Montréal Island area

The weather agency is also reminding people to never leave people or pets inside a parked vehicle, as temperatures in a vehicle can reach deadly temperatures even if a window is opened.

The alert concluded by reminding citizens to drink plenty of water, even if you’re not feeling thirsty.

Environment Canada is also asking locals to check in on vulnerable friends, families, neighbours, and loved ones during heat waves. “Especially those who suffer from a loss of autonomy, from a chronic disease or those who live alone, in order to ensure they are cool and not dehydrated.”

DH Montreal StaffDH Montreal Staff

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