Costly Hail Storms in the U.S. Hail No Costly Hail Storms in the U.S. By: Sarah Arnold Criminology and Political Science College of Arts and Sciences
More Updraft More Rings Larger Hailstones Hail Formation More Updraft More Rings Larger Hailstones
Types of Hail Damage Crop Damage Automobile Damage Building Damage
Factors that Affect Hail Damage Hail Characteristics the size of hailstones number of hailstones that fall per unit area strength of winds during a hail fall Target Characteristics Crop Characteristics Property Characteristics
Property Damage by Hail Size Quarter-size (1 inch) Damage to shingles Golf ball (1.75 inches) Dents on Car Baseball (2.75 inches) Windshields smashed Softball (4.5 inches) Holes in roofs
Hail Storm Damage
Cold Mountain Updrafts Hail Alley Dry Warm Air Moist Warm Air
Dallas Hailstorm: 3rd Costliest Hailstorm in U.S. History 5 May, 1995 Hail up to softball size 70 mph winds Flash flooding
Total Cost of Damage: $1.1 billion
St. Louis Hailstorm: 2nd costliest Hail storm in U.S. History April 28, 2012 2 waves of supercell thunderstorms Hail up to softball size 50-60 mph winds
Total Cost of Damage: $1.6 billion
Kansas City Hail Storm: Costliest Hail Storm in U.S. History April 10, 2001 Long-lived high-precipitation supercell thunderstorm Winds over 70 mph 9 weak tornados
Total Cost of Damage: $1.9 billion
Main Points Hail Formation Types of Hail Damage Trends Crop Damage, Automobile Damage, Building Damage Trends Hail occurs most often in the Summer Hail occurs most often in the great plains The number of severe hail storms annually is increasing Costliest Hail Storms in U.S. History $1.1 billion: Dallas 1995 $1.6 billion: St. Louis 2012 $1.9 billion: Kansas City 2001
Hail News Awesomeness
Sources http://www.youtube.com/watch?v=zP_Kr6i7itM http://www.youtube.com/watch?v=XjSD4sS87FM http://www.stayintouch.us/wp-content/uploads/2012/11/Molepole-Hail-Storm_05.jpg http://en.wikipedia.org/wiki/List_of_costly_or_deadly_hailstorms http://www.crh.noaa.gov/news/display_cmsstory.php?wfo=lsx&storyid=88129&source=0 http://dfw.cbslocal.com/2012/06/14/costliest-storms-ever-for-north-texas/ http://journals.ametsoc.org/doi/full/10.1175//2549.1 http://www.mybiginsurance.com/auto-insurance/handle-hail-damage-car/ http://www.crh.noaa.gov/lsx/?n=04_10_2001 http://www.crh.noaa.gov/lsx/?n=04_28_2012 http://www.ems.psu.edu/~diercks/miller.html http://www.wunderground.com/blog/weatherhistorian/worlds-largest-hailstones http://www.theweatherprediction.com/severe/gianthail/ http://wxguys.ssec.wisc.edu/2011/04/10/how-does-hail-form/ http://meteorology.knoji.com/all-about-hailstorms-and-how-hail-forms/ http://atmo.tamu.edu/weather-and-climate/weather-whys/673-hail-formation http://www.prweb.com/releases/2013/3/prweb10558180.htm http://www.xweather.org/hailstorm http://www.wunderground.com/news/hail-dangers-costs-20130403?pageno=3 http://www.riskmeter.com/riskmeter/Resources/CDS%20Hail%20Research%20Paper.pdf http://www.isws.illinois.edu/pubdoc/CR/ISWSCR2009-12.pdf https://www.nicb.org/newsroom/news-releases/hail-damage-claims-in-the-us