A heat warning is in effect for the Greater Montreal area, with humidex values expected to reach the low to mid-40s on Monday and Tuesday. “Maximum temperatures will exceed 30 degrees Celsius during the day and remain above 20 degrees Celsius at night,” Environment and Climate Change Canada (ECCC) states. Here are a few ways to protect yourself and those around you. Heat safety High body temperatures can cause grave injury or lead to death. The Quebec Health Ministry is asking people to take precautions during extreme heat: Signs of heat illness include swelling, rash, cramps, fainting, heat exhaustion, heat stroke and the worsening of some health conditions. “Reduce your heat risk,” Environment and Climate Change Canada notes. “Schedule outdoor activities during the coolest parts of the day.” Anyone with health-related questions is encouraged to call Info-Santé at 811. In case of emergency, call 911. Child safety Pool safety In Quebec, one child a day arrives in an emergency room for drowning or near-drowning during the summer, according to the Montreal Children’s Hospital. In the last 30 years, the MCH trauma centre says it has seen more than 400 drownings and near-drownings. Data show that 73 per cent of the incidents occurred in residential pools, park pools, aquatic centres and water parks. Some ways to prevent drowning hazards: