Tornadoes Photo courtesy of NOAA/SPC
Tornado Facts <ul><li>A tornado is a rotating column of air attached to a thunderstorm that comes in contact with the grou...
Tornado Facts <ul><li>Tornadoes can be a mile or more wide. </li></ul><ul><li>Tornadoes can travel at speeds from almost s...
Tornado Strength <ul><li>F-0:  40-72 mph </li></ul><ul><ul><li>chimney damage, tree branches broken </li></ul></ul><ul><li...
Since 1950: <ul><li>Tornadoes have caused over $25 billion in damage in the United States. </li></ul><ul><li>Tornadoes hav...
States Where Most  Tornadoes Occur <ul><li>Texas </li></ul><ul><li>Oklahoma </li></ul><ul><li>Arkansas </li></ul><ul><li>A...
Tornado Damage Oklahoma City May 8, 2003
 
 
Tornado Forecasting Meteorologists  can predict severe storms and issue warnings that appear on your television or compute...
 
Upcoming SlideShare
Loading in...5
×

Tornadoes

766

Published on

0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
766
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
11
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide
  • Tornadoes cause an average of $450,000,000 of damage per year. Tornadoes injure about 1,600 people per year. Every year there is an average of 94 deaths per year due to tornadoes.
  • Tornadoes

    1. 1. Tornadoes Photo courtesy of NOAA/SPC
    2. 2. Tornado Facts <ul><li>A tornado is a rotating column of air attached to a thunderstorm that comes in contact with the ground. </li></ul><ul><li>The most violent of all atmospheric events is the tornado. </li></ul><ul><li>On average, 800 to 1000 tornadoes occur in the U.S. each year. </li></ul><ul><li>Tornadoes occur in every state in the U.S. </li></ul><ul><li>Tornado winds reach 300 mph. </li></ul>
    3. 3. Tornado Facts <ul><li>Tornadoes can be a mile or more wide. </li></ul><ul><li>Tornadoes can travel at speeds from almost stationary to 70mph. </li></ul><ul><li>The life of a tornado can exceed one hour. </li></ul><ul><li>Tornadoes most likely occur between 3 and 9 pm. </li></ul><ul><li>Tornadoes may appear transparent until dust and debris are picked up. </li></ul>
    4. 4. Tornado Strength <ul><li>F-0: 40-72 mph </li></ul><ul><ul><li>chimney damage, tree branches broken </li></ul></ul><ul><li>F-1: 73-112 mph </li></ul><ul><ul><li>mobile homes pushed off foundation or overturned </li></ul></ul><ul><li>F-2: 113-157 mph </li></ul><ul><ul><li>considerable damage, mobile homes demolished, trees uprooted </li></ul></ul><ul><li>F-3: 158-205 mph </li></ul><ul><ul><li>roofs and walls torn down, trains overturned, cars thrown </li></ul></ul><ul><li>F-4: 207-260 mph </li></ul><ul><ul><li>well-constructed walls leveled </li></ul></ul><ul><li>F-5: 261-318 mph </li></ul><ul><ul><li>homes lifted off foundation and carried considerable distances, autos thrown as far as 100 meters </li></ul></ul>The strength of a tornado is determined by using the Fujita - Pearson Tornado Scale
    5. 5. Since 1950: <ul><li>Tornadoes have caused over $25 billion in damage in the United States. </li></ul><ul><li>Tornadoes have injured over 80,000 people in the United States. </li></ul><ul><li>Tornadoes have killed over 4,500 people in the United States. </li></ul>
    6. 6. States Where Most Tornadoes Occur <ul><li>Texas </li></ul><ul><li>Oklahoma </li></ul><ul><li>Arkansas </li></ul><ul><li>Alabama </li></ul><ul><li>Mississippi </li></ul><ul><li>Illinois </li></ul><ul><li>Missouri </li></ul><ul><li>Indiana </li></ul><ul><li>Louisiana </li></ul><ul><li>Tennessee </li></ul>
    7. 7. Tornado Damage Oklahoma City May 8, 2003
    8. 10. Tornado Forecasting Meteorologists can predict severe storms and issue warnings that appear on your television or computer screens
    1. A particular slide catching your eye?

      Clipping is a handy way to collect important slides you want to go back to later.

    ×