. . . . . . . "--05-21"^^ . . "1953"^^ . "On the afternoon of Thursday, May 21, 1953, a violent F4 tornado struck the cities of Port Huron, Michigan, United States and Sarnia, Ontario, Canada. The long-tracked, over mile-wide tornado destroyed large sections of the downtown areas of both cities, as well scores of neighborhoods in the surrounding areas. Seven people were killed, 117 others were injured, and damages were estimated $17.6 million (1953 USD). The tornado was the last of a two-day severe weather outbreak that also produced two intense tornadoes in Iowa the day before."@en . . . . . . . . . . "--05-21"^^ . "$17.6 million $165.6 million"@en . "no"@en . . . . . . . . "F4"@en . . . . . . . "9540.0"^^ . . . . . . "Port Huron, Michigan, Sarnia, Ontario, and surrounding area"@en . . . . . . . . . . . "42.96666717529297"^^ . . . . . "7"^^ . . . . . . . . "Aftermath: the photo here was taken by Gordon Cooke, a chemical engineer at Imperial Oil a couple of days later as the cleanup began."@en . . "-82.40000152587891"^^ . . "On the afternoon of Thursday, May 21, 1953, a violent F4 tornado struck the cities of Port Huron, Michigan, United States and Sarnia, Ontario, Canada. The long-tracked, over mile-wide tornado destroyed large sections of the downtown areas of both cities, as well scores of neighborhoods in the surrounding areas. Seven people were killed, 117 others were injured, and damages were estimated $17.6 million (1953 USD). The tornado was the last of a two-day severe weather outbreak that also produced two intense tornadoes in Iowa the day before."@en . "17599951"^^ . . . . "1105781136"^^ . "9166"^^ . . . "42.96666666666667 -82.4" . . . . . . . "POINT(-82.400001525879 42.966667175293)"^^ . "1953 Sarnia tornado"@en . . . . . "1953"^^ . . .