Weather: Heat returns with a warning from Environment Canada The Citizen 5 years ago Environment Canada issued another heat warning for the weekend. Read More Source: Visit the Ottawa Citizen for more! Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Tuesday and Wednesday will sizzle: Environment Canada issues heat warningDateJuly 18, 2022In relation toEnvironemnt CanadaWeather: Environment Canada issues heat warning as hotter days, warmer nights on the wayDateJune 18, 2020In relation toLocal NewsSummer's first heat wave on the way, Environment Canada saysDateJune 5, 2021In relation toLocal News