Chief of Staff to the Vice President of the United States. The Chief of Staff to the Vice President of the United States is the Chief of Staff position within the Office of the Vice President, part of the Executive Office of the President of the United States.
Although the diameter of hail is varied, in the United States, the average observation of damaging hail is between 2.5 cm (1 in) and golf ball-sized (1.75 in). Stones larger than 2 cm (0.80 in) are usually considered large enough to cause damage.
Hail forms when strong currents of rising air, known as updrafts, carry droplets of water high enough that they freeze. A strong updraft allows hailstones to grow large enough to reach the ground. Simply put, the stronger the updraft, the larger the hail. Hailstone damage to car window.