Costly Hailstorms Samantha Grevas History/Political Science College of Arts and Sciences Costly Hailstorms

Pop Quiz Which of the following official sports balls is closest in diameter to the largest recorded hailstone in the United States? Golf Ball 1.68 Inches Tennis Ball 2.7 Inches Softball 3.82 Inches Volleyball 8.15 Inches Basketball 9.4 Inches

Pop Quiz Which of the following official sports balls is closest in diameter to the largest recorded hailstone in the United States? Golf Ball 1.68 Inches Tennis Ball 2.7 Inches Softball 3.82 Inches Volleyball 8.15 Inches Basketball 9.4 Inches The largest recorded hailstone in United States history fell in South Dakota on July 23rd, 2010. It measured 8.0 inches in diameter and weighed an amazing 1.94 pounds, also breaking the record for heaviest weight.

Overview What is a Hailstorm? How are hailstones formed? How “costly” can hailstorms really be? What is done to prevent hailstone damage?

What is it? Severe weather event Hard chunks of ice from cumulonimbus cloud formations Billions in damage to property, agriculture, and etc. What is a hailstorm?

Hail Formation How are hailstones formed?

“Hail Alley” and Country Wide Hail Occurrence How are hailstones formed?

Damage? What kind of damage? How “costly” can hailstorms really be?

Hail Damage Photos How “costly” can hailstorms really be?

U.S. Hail Damage Statistics (2013) 2,641,060 $1,245.49 $75.04 120,048 How “costly” can hailstorms really be?

Deadliest Hailstorms – Deccan Plateau Northern India/Bangladesh Home to the largest hailstones in the world (2.25lbs) April 14, 1986 – 92 people died How “costly” can hailstorms really be?

Costliest Natural Disaster – Australia Costliest natural disaster in Australia’s history was a hailstorm April 14th, 1999 500,000 tonnes of hailstones Total damage 2.3 billion dollars How “costly” can hailstorms really be?

“The World’s Only System of Automobile Protection” “Hail Protector” “The World’s Only System of Automobile Protection” Inflatable protective covering for automobiles Remote control for inflation Text/Email hail warnings What is done to prevent hailstone damage?

Home and Property High Impact Roof Coverings Underwriters Laboratories rating system – 4 protects against 2.0 inch steel ball Roof slope of approximately 27 degrees also helps prevent damage What is done to prevent hailstone damage?

Protecting Yourself Stay indoors If driving, take shelter (not under a tree) Use plywood or tarps to cover windows/doors to prevent bodily injury from broken glass What is done to prevent hailstone damage?

Hail is… Results in… Can be prevented by… Review Dangerous severe weather event Caused by updraft thunderstorm winds Results in… Billions of dollars of damage Loss of human life Can be prevented by… Silly car balloons House upgrades Not being this guy:

Content Sources http://www.crh.noaa.gov/abr/?n=stormdamagetemplate http://www.topendsports.com/resources/equipment-ball-size.htm http://www.weather.com/encyclopedia/thunder/hail.html https://www.youtube.com/watch?v=2fiChKQLyQE http://www.iii.org/fact-statistic/hail http://www.ruralpovertyportal.org/country/home/tags/bangladesh http://www.wunderground.com/blog/weatherhistorian/worlds-largest-hailstones http://australiasevereweather.com/storm_news/1999/docs/9904-01.htm http://www.nssl.noaa.gov/education/svrwx101/hail/ http://www.hailprotector.com/hail-alerting/ http://www.blueprintforsafety.org/doc.php?d=Hail_Mitigation_Techniques

Image Sources http://upload.wikimedia.org/wikipedia/commons/7/7a/Basketball.png http://blogs.mycentraljersey.com/softball/files/2013/05/softball-ball-210.jpg http://www.chicagonow.com/prairie-state-prep-sports/files/2012/10/volleyball.jpg http://img4.wikia.nocookie.net/__cb20120504075543/nintendo/en/images/3/3e/MTO_Tennis_Ball.png http://thumbs.dreamstime.com/x/golf-ball-isolated-white-10601631.jpg http://www.collectiondx.com/gallery2/gallery/d/560678-4/Deluxe-class+Decepticon+Hailstorm-+Robot+Mode+_head_.JPG http://fc06.deviantart.net/fs70/i/2013/140/2/3/samoyed___lulu_s_smile_by_gregan811-d53ft1c.jpg https://www.disastersafety.org/wp-content/uploads/hail-1-inch-10-years.jpg http://images.thefuntimesguide.com/wp-content/blogs.dir/62/files/hail-storm-by-tompagenet-thumb-480x640-16457.jpg http://static.squarespace.com/static/52173347e4b0ccd55f4f28bb/t/53a30744e4b01c7e0c05cb54/1403193163609/