ST. LOUIS, MO. (KTVI) – The National Weather Service has released its storm survey report for Friday, May 31st storm. The tornadoes that hit St Louis on Friday achieved an EF-3 rating. The agency has just released results of their storm survey. They say that two systems with winds above 150mph hit the area.
According to the National Weather Service the path of the storm that started four miles South of Weldon Springs at around 7:50pm was 32.5 miles with a maximum width of 750 feet. It moved East northeastward through Harvester, Earth City, Bridgeton, Ferguson, Bellefontaine Neighbors and finally ending at the northern extremity of Saint Louis City.
Survey results found the worst damage in southern St. Charles County along Haversham Drive. Only interior walls were left standing on three homes. Most of the roof and siding were torn off of Hollywood Casino. Extensive roof and wall damage the was done to the Spectrum Brands Building in Earth City. The Point 70 building in Earth City had its windows blown out. Trees were down in Berkeley and Ferguson. The fell on homes and people’s cars. The tree damage continued to the northern parts of Saint Louis City.
There were only two minor injuries from this storm.
The second group of tornadoes started just 5 miles southwest of Roxana Illinois in northeast Saint Louis County. Wind speeds in these storms reached 160mph and the storm was rated EF-3 by the National Weather Service. These storms started at around 8:30pm the path of the storm reached close to 11 miles and the maximum with of the tornado was 450 feet.
The storms moved across the Mississippi river into Madison County to South Roxana. The heaviest damage was found at an industrial-warehouse building near a landfill in South Roxanna.
There were no injuries reported from this storm.
- EF0: Wind speeds 65 – 85 mph
- EF1: Wind speeds 86 – 110 mph
- EF2: Wind speeds 111 – 135 mph
- EF3: Wind speeds 136 – 165 mph
- EF4: Wind speeds 166 – 200 mph
- EF5: Wind speeds greater than 200 mph
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