Montréal - Hourly Forecast - Environment Canada (2024)

4:56 AM EDT Tuesday 18 June 2024

Humidex values exceeding 40 are forecast for a 3-day period.Daily highs between 30 and 35 C followed by overnight lows above 20 C are expected. Humidex values will exceed 40 in the afternoon on Tuesday, Wednesday and Thursday. The heat and humidity will begin to ease on Friday.During high heat events, your health and the health of your family and friends can deteriorate rapidly.The Ministère de la Santé et des Services sociaux du Québec, in co-operation with Environment and Climate Change Canada, recommends that you protect yourself from the effects of heat by taking the following actions:Drink 6 to 8 glasses of water per day even before feeling thirsty. As appropriate, follow your physician's instructions regarding the amount of fluid to drink;Avoid alcoholic beverages or caffeine;If you can, spend at least 2 hours a day in an air-conditioned or cool place;Take at least one cool shower or bath per day, or cool your skin several times per day with a wet towel;Limit physical activity;Wear light clothes.Be sure to:Never leave a child or a baby alone in a vehicle or a poorly ventilated room, even for a few minutes;Check on and be ready to help your loved ones, especially those who are functionally dependent, disabled, mentally ill or living alone.Remember that heat can also affect the health of pets. If you have any questions regarding your health, call Info-Santé by dialing 8-1-1 or ask a health care provider. In case of emergency, call 9-1-1.For more information, visit the Portail santé mieux-être of the gouvernement du Québec at www.sante.gouv.qc.ca/en.Extreme heat can affect everyone’s health.The health risks are greater for older adults, infants and young children, pregnant people, people with physical and/or mental illnesses, and people with disabilities or mobility issues.Watch for the effects of heat illness: swelling, rash, cramps, fainting, heat exhaustion, heat stroke and the worsening of some health conditions.Reduce your heat risk. Schedule outdoor activities during the coolest parts of the day.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to QCstorm@ec.gc.ca or tweet reports using #QCStorm.

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