1. Hail Storm Kierra M LaShai S Josephine O

2. Formation of hail storms Water droplets freeze into an ice nucleus The faster the updraft on the ice balls the bigger they grow

3. Cause of hail storm Raindrops lift up into the atmosphere during a thunderstorm super cooled by temperatures below freezing. The size of hail can be as small as a pea or as big as a grapefruit.

4. Conditions of hail Hailstorm very lightly Hail balls as big as grapefruit

5. Temperature of hailstorms to occur Hail growth becomes invisibly small once the air temperature falls below -22 degrees Fahrenheit. The damage at a particular location depends on the frequency and severity intensity of hail fall.

6. Risks of hailstorms Nine people were killed do to a 20 minute hail storm in southern India causing devastating financial implications for residents. Damages the roof and crops

7. History: FUN FACTS The deadliest hail storm of SAN MACROS, TEXAS was on April 21 st, 2006. The average size of hail were not less than 10cm. ARUORA, NEBRASKA faced seven inches of hail size which was one of the largest hailstones recorded in history. 7inches in diameter and 18.75inches in circumference. http://www.youtube.com/watch?v=Q4RszU IXXTA&safe=active

8. Types Hail sized varies as from.50inches to 4.50inches on average. Quarter Marble Walnut Grapefruit Softball