Intro Heatwave of 1995 The heatwave of 1995 devastating four days. There were a big amount of deaths. People lost electricity and life's. if the city reported the heatwave earlier there wouldn't be that much deaths.this was the deadliest heat wave ever. Chicago heatwave of 1995 was caused by a heat dome. The heat dome was caused by high pressure. The high pressure acts on the atmosphere. “atmospheric pressure at the surface of the planet is greater than its surrounding environment.” Hot air tried to escape the dome which made it sink and it made it hotter. The high pressure caused the lid of the heat dome to sink. As the air is trying to escape the dome gets hotter. The heat wave had many important