in Toronto, Ottawa, Windsor and Montreal were approaching 35 °C (95 °F) for a few days including the day of the storms, while Heat Index values were exceeding well over 40 °C (104 °F) in some areas. Temperatures hit 100 °F (38 °C) at LaGuardia Airport in New York on July 18 and in St. Louis, Missouri on July 19, before storms pummeled those metropolitan areas. This heat wave was somewhat similar in structure but less deadly than the 1995 Heat Wave which had also spawned several destructive derechos across the Great Lakes. See also Derecho List of derecho events Tornadoes of 2006 Heat Wave of 1995 Derecho Series - similar event that took place over a three-day period References External links Northern Michigan storm reports (Gaylord NWS office) 2006 natural disasters Derechos in Canada Derechos in the United States Natural disasters in Ontario Natural disasters in Quebec Natural disasters in Michigan Natural disasters in Pennsylvania Natural disasters in Missouri Natural disasters in Illinois 2006 meteorology 2006 in Ontario 2000s in St. Louis 2006 natural disasters in the United States July 2006 events in North America 2006 disasters in Canada