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Costly Hail Storms in the U.S.

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Presentation on theme: "Costly Hail Storms in the U.S."— Presentation transcript:

1 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

2 More Updraft  More Rings  Larger Hailstones
Hail Formation More Updraft  More Rings  Larger Hailstones

3 Types of Hail Damage Crop Damage Automobile Damage Building Damage

4 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

5 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

6 Hail Storm Damage

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9 Cold Mountain Updrafts
Hail Alley Dry Warm Air Moist Warm Air

10 Dallas Hailstorm: 3rd Costliest Hailstorm in U.S. History
5 May, 1995 Hail up to softball size 70 mph winds Flash flooding

11 Total Cost of Damage: $1.1 billion

12 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

13 Total Cost of Damage: $1.6 billion

14 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

15 Total Cost of Damage: $1.9 billion

16 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

17 Hail News Awesomeness

18 Sources http://www.youtube.com/watch?v=zP_Kr6i7itM
https://www.nicb.org/newsroom/news-releases/hail-damage-claims-in-the-us


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