Severe Weather Week 2016

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Environmental Health and Safety • 2408 Wanda Daley Drive • Ames, Iowa 50011-3602 • (515) 294-5359 •
2015 Iowa Tornado Facts
Tornadoes: 58 (8 above the 25-year average of 50)
Deaths: 0
Injuries: 5
Longest Track: 24.6 mi
Greatest Width: 700 yds (0.4 miles wide)
Strongest: EF3
Number of Tornado Days: 16
Most in one day: 19 (November 1th)
Most in one month: 19 (November)
First tornado of the year: April 9th
Last tornado of the year: December
2015 Season Peak
Hail Size: 4.00” on June 20nd (Marion County)
Wind Gust: Measured 96 mph on June 22nd by the Sheldon AWOS in O’Brien County