Tornadoes
Dan Eggink 1st hour 4/17/17
- Definition A mobile destructive vortex of violently rotating winds having the appearance of a funnel shaped cloud and advancing beneath a large storm system.

WEATHER CONDITIONS DURING THE STORM

• During a tornado you can expect to have rain, hail, wind, and different colored sky's,.

CAUSES

• For a tornado to occur you have to have a cold front and a warm front meet.

LOCATION AND TIMING

• Most tornadoes in the U.S. occur in a area called tornado alley it stretches from Texas to Minnesota.
• They occur in this area because warm humid air from the equator meets cool dry air from Canada and the Rocky Mountains.
• Tornados mostly occur in late spring and summer.
• They occur during this time of year because of temperature patterns.

SAFETY PRECAUTIONS

• Statistics- Average number of tornado events each year 1,179 Number of people killed 4,795 Average number of people killed per year in a tornado 227 Average Economic Damage per year
• Stay away from windows, If you are outdoors find a field or ditch away from items that can fly through the air and lie down as flat as you can. Do notstay in a car or try to drive away from a tornado, cars can be flung about by high winds or crushed by debris.

SEVERITY OF THE STROM

• Watch- a tornado watch is issued when weather conditions are favorable for the development of severe thunderstorms called a Supercell that are capable of producing tornadoes
• Warning-a tornado warning is an alert issued by national weather forecasting agencies to warn the public that severe thunderstorms with tornadoes are imminent or occurring.
• The tornado scale is EF0 to EF5 0 being the weakest and 5 strongest.

MOORE OKLAHOMA TORNADOES

• Date- May 20, 2013
• Location- Moore Oklahoma
• Facts- A rating of EF-5 has been given to the tornado that affected the Newcastle, south OKC, and Moore areas in McClain and Cleveland counties.
• 24 people were killed
• An estimated 2 billion dollars in damage
• The tornado had a path length of approximately 14 miles and was on the ground for approximately 40 minutes from 2:56 PM - 3.35 PM.
• The preliminary maximum path width is 1.1 miles.

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BIBLIOGRAPHY

• http://www.weatherwizkids.com/weather-tornado.htm
• http://www.noaanews.noaa.gov/2011_tornado_information.html
• https://www.weather.gov/oun/events-20130520-fastfacts.