Saturday, 19 March 2011

Tornado Facts

  • Hurricane Beulah moved into South Texas, and torrential rains from the hurricane turned the rich agricultural areas of South Texas into a large lake. Beulah also spawned a record 115 tornadoes.
  • A tornado traveled 275 miles across Lake Ontario, New York and Lake Champlain.
  • One South Dakota tornado was observed hovering in a field for 45 minutes.
  • In 1967, Hurricane Beulah unleased 115 tornadoes over Texas.
  • The tornado is the most violent of all earth's storms.
  • The average lifespan of a tornado is less than 15 minutes.
  • Hurricane Hilda struck Louisiana spawning many tornadoes, and claimed twenty-two lives
  • The first killer tornado of record in October in Connecticut destroyed sixteen vintage aircraft at the Bradley Air Museum in Windsor Locks. The tornado damaged more than one hundred homes causing 200 million dollars damage. Three persons were killed, and 500 others were injured.
  • Three tornadoes spawned by the remnants of Hurricane Gracie killed 12 persons at Ivy VA.
  • A tornado 440 yards in width traveled twenty miles from near Hollow OK to western Cherokee County KS. Although a strong tornado, it was very slow moving, and gave a tremendous warning roar, and as a result no one was killed.
  • A heavy chicken house, sixteen by sixteen feet in area, was picked up by a tornado and wedged between two trees. The hens were found the next day sitting on their eggs in the chicken house, with no windows broken, as though nothing had happened.
  • An outbreak of tornadoes from Oklahoma to Indiana caused 81 deaths and 25 million dollars damage. A tornado (possibly two tornadoes) cut an eight-mile long path across Saint Louis MO, to Granite City IL, killing 79 persons. The damage path at times was a mile and a quarter in width.

Snow and Ice Facts


  • The largest piece of ice to fall to earth was an ice block 6 meters (20 ft) across that fell in Scotland on 13 August 1849.
  • The largest hailstone recorded fell on 14 April 1986 in Bangladesh weighing 1kg (2.25lbs). The hailstorm reportedly killed 92 people.
  • The largest snowflakes in the world fell across Fort Keogh in Montana (USA) on 28 January 1887.
  • Mt Kilimanjaro in Tanzania is the only permanent snowcap within sight of the equator.
  • Permanent snow and ice cover about 12% (21 million square km's) of the Earth's land surface. 80% of the world's fresh water is locked up as ice or snow.
  • A single snowstorm can drop 40 million tons of snow, carrying the energy equivalent to 120 atom bombs.
  • There is NOT a law of nature that prohibits 2 snowflakes from being identical.
  • Denver CO received 9.6 inches of snow. October of that year proved to be the coldest and snowiest of record for Denver, with a total snowfall for the month of 31.2 inches.
  • Light snow falls in Canberra during most years, but it rarely accumulates to more than a few centimeters.
  • In Australia, snowfalls are common above 1,500m in the Alps during the winter, but there are no permanent snowfields anywhere on the continent.
  • Denver CO was buried under 21.3 inches of snow, 19.4 inches of which fell in 24 hours. The heavy wet snow snapped trees and wires causing seven million dollars damage.
  • Parts of Michigan and Wisconsin experienced their first freeze of the autumn. Snow and sleet were reported in the Sheffield and Sutton areas of northeastern Vermont at midday.
  • The most snow produced in a single snowstorm is 4.8 meters (15.75ft) at Mt Shasta Ski Bowl, California (USA) between 13 and 19 February 1959.