The History, Structure, Development, and Destruction Source: pgore/students/w97/matheson/hpage.htm.
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HURRICANES The History, Structure, Development, and Destruction e: http://www.dc.peachnet.edu/~pgore/students/w97/matheson/hpage.htm
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Transcript of The History, Structure, Development, and Destruction Source: pgore/students/w97/matheson/hpage.htm.
- Slide 1
- The History, Structure, Development, and Destruction Source: http://www.dc.peachnet.edu/~pgore/students/w97/matheson/hpage.htm
- Slide 2
- Violent cyclonic storm that develops in the tropical region Wind speeds are > 74 mph Source: http://earthobservatory.nasa.gov/ Newsroom/NewImages/images.php3?img_id=680
- Slide 3
- In which direction does a hurricane rotate? COUNTERCLOCKWISE Is the barometric pressure inside the hurricane high or low? LOW
- Slide 4
- June 1 st through November 31st
- Slide 5
- Provides weather information, such as data from satellites Responsible for issuing watches and warnings to the media and general public
- Slide 6
- What is the difference between a Hurricane Watch and a Hurricane Warning? Watch Tropical storm poses a threat to coastal areas with 36 hours Warning - Tropical storm conditions are expected in a coastal area within 24 hours
- Slide 7
- Warm ocean temperatures (>80 F) up to 60m deep Little to no wind shear Low pressure system at least 5 North or South of Equator Rotation caused by winds Source: http://lwf.ncdc.noaa. gov/oa/reports/fran/fran.html
- Slide 8
- Heat Energy evaporating from the ocean surface Source: http://ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/hyd/evap.rxml
- Slide 9
- Source: http://hurricanes.noaa.gov/prepare/structure.htm
- Slide 10
- Slide 11
- TTropical Disturbance Group of thunderstorms in the tropics that are present for at least 24 hours TTropical Wave lack of circulation, winds
- Tropical Storm Shower and thunderstorm moves over closed circulation, winds greater than 39 mph Hurricane Eye is developed, winds > 74 mph
- Slide 13
- Source: http://ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/hurr/stages/home.rxml
- Slide 14
- Wind Speed Barometric Pressure
- Slide 15
- Saffir-Simpson Scale CategoryMax Wind Speed (mph) Min. Surface Pressure (mb) Storm Surge m (ft) 174-96> 9801-1.7 (3-5) 297-111979-9651.8-2.6 (6-8) 3112-131964-9452.7-3.8 (9-12) 4132-155944-9203.9-5.6 (13-18) 5> 155< 920> 5.7 (>19) Source: http://kids.earth.nasa.gov/archive/hurricane/saffir-simpson.html
- Slide 16
- Winds Flooding Storm Surge
- Slide 17
- Large wall or dome of water that rushes into the coastline as a result of a hurricane making landfall To the right are the areas affected by high storm surges Souce: http://www.wkrg.com/hurricanecenter/surge/SE.jpg
- Slide 18
- Strong vertical winds Cold water Movement over land Friction Lack of moisture
- Slide 19
- 1. Hurricane Andrew 1992 2. Hurricane Hugo 1989 3. Hurricane Fran 1996 4. Hurricane Opal 1995 5. Hurricane Frederic - 1979
- Slide 20
- DDamage is a result of development TThere are more developed areas and possessions than in the past Source: http://www.nhc.noaa.gov/1992andrew.html
- Slide 21
- 1. Galveston 1900 2. Southeast Florida 1928 3. Florida Keys 1919 4. New England 1938 5. Florida Keys 1935
- Slide 22
- Lack of instrumentation to predict and track storms People were not warned of the incoming danger Source: http://www.1900storm.com/photographs/photo10.html Results of the Galveston Hurricane
- Slide 23
- ArthurHannaOmar BerthaIsidorePaloma CristobalJosephineRene DollyKyleSally EdouardLiliTeddy FayMarcoVicky GustavNanaWilfred Source: http://www.hurricanewarning.net/coordinates.html
- Slide 24
- Damage to your house from wind? Damage from flooding? Destroyed vacation house? Damage to family members homes?
- Slide 25
- http://cindi.usgs.gov/cindi/hazard/event/floyd/ncflood/mediums/img023.jpg Final Water Level Flooding of Tar River as result of Hurricanes Dennis and Floyd Dockside Tar River Estates
- Slide 26
- Extensive Flooding Extended Power outages Flood Related Deaths Property Damage US 264 Bridge Source: http://cindi.usgs.gov/cindi /hazard/event/floyd/ncflood/ mediums/img022.jpg
- Slide 27
- Source: http://www.guc.com/about/floyd.htm
- Slide 28
- LListen to warnings TTake all warnings seriously FFollow evacuations PPrepare Food and Water for extensive power outages
- Slide 29
- Source: http://www.dc.peachnet.edu/~pgore/students/w97/matheson/hpage.htm THE END