Tropical storms fun facts Flashcards
Hurricane Katrina shortened to HK & and typhoon Haiyan shortened to TH
HK details
USA
23rd-30th August 2005
Formed over the Bahamas
Category 5
Sustained windspeeds of 280km/h (up to 345)
Pressure of 902mb
TH details
Philippines
2nd-11th November 2013
Formed over Micronesia
Category 5- strongest ever recorded
Sustained windspeeds of 250km/h (up to 315)
Pressure of 895mb
HK hazards
Primary- 345km/h winds, 10m storm surge
Secondary- levee failure, flooding
TH hazards
Primary- 315km/h winds, 6m storm surge, 300mm rainfall in under 12 hours
Secondary- flooding, landslides
HK impacts
Primary- power and water disrupted, 1242 deaths, infrastructure damage (oil rigs), 180000 homes flooded
Secondary- 1 million relocated, increased fuel price, $200b damage, looting
TH impacts
Primary- 6000 deaths, communication and power systems destroyed, lowlying parts of Tacloban washed away
Secondary- 6m displaced, 2m homeless, looting, $2.9b damage
HK aid
$1.8b from Red Cross
$10.5b in first week
$51.8b in the second week
TH aid
UK sent 200000tonnes of aid
USA sent 13000 personnel
(gov. officials died so order collapsed)
HK risk
New Orleans is coastal, with 50% below sea level
Only 60-90% buildings properly retrofitted
33 cat. 5 storms in 100 years
TH risk
Increase of rural-urban migration resulted in the construction of unsafe infrastructure