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HURRICANE MATTHEW Thursday night, October 6 9:00 PM

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Presentation on theme: "HURRICANE MATTHEW Thursday night, October 6 9:00 PM"— Presentation transcript:

1 HURRICANE MATTHEW Thursday night, October 6 9:00 PM
Walter Hays, Global Alliance for Disaster Reduction, Vienna, Virginia, USA lecture by Walter Hays Uploading date: October 7, 2016 More lectures at Disasters Supercourse -  PPT original - URL:

2 IN HAITI, AT LEAST 140 HAVE ALREADY LOST THEIR LIVES AND EVACUATED FROM THE ISLAND

3 AT 9:00 PM, MATTHEW WAS A CAT 4 HURRICANE WITH WINDS OF 225 KPH (135 MPH)

4

5 FORCAST FOR A 40-HOUR- MATTHEW: OCTOBER 6--?

6 BAD NEWS: AFTER LANDFALL, A DYING MATHEW COULD GO BACK INTO THE ATLANTIC AND, BE RENERGIZED, AND START OVER AGAIN.

7 HAITI: RIVERS SWOLLEN BY HEAVY RAINFALL

8 SOME OF THE 350,000 HAITIANS EVACUATING

9 Nearly 2 Million are Under Evacuation Orders in Florida Ahead of Hurricane Matthew, but Some are Refusing to Leave

10 INSTEAD OF A DIRECT PATH TO LANDFALL, HURRICANE MATTHEW IS POISED TO BECOME A 40-HOUR-STORM MOVING ALONG FLORIDA’S ATLANTIC COAST Thursday night—9:00 PM

11 STORM SURGE—A KILLER AND LOSS MAKER--- IS EXPECTED ALONG A LONG STRETCH OF THE ATLANTIC COAST (FL, SC, AND NC)

12 ECONOMIC LOSSES IN FLORIDA
ECONOMIC LOSSES FROM STORM SURGE, WIND, AND FLOODING AND LOSS OF TOURISM IS EXPECTED TO REACH TENS OF BILLIONS IN FLORIDA, WHICH HAS DISNEYLAND

13 ELEMENTS OF WINDSTORM RISK
HAZARDS EXPOSURE RISK VULNERABILITY LOCATION

14 WIND PENETRATING BUILDING ENVELOPE
CAUSES OF DAMAGE WIND PENETRATING BUILDING ENVELOPE UPLIFT OF ROOF SYSTEM FLYING DEBRIS HURRICANES STORM SURGE IRREGULARITIES IN ELEVATION AND PLAN “DISASTER LABORATORIES” SITING PROBLEMS FLOODING AND LANDSLIDES

15 HIGH POTENTIAL LOSS EXPOSURES IN A SEVERE WINDSTORM
Entire communities; People, property, infra-structure, business enterprise, government centers, crops, wildlife, and natural resources.

16 HAZARDS OF A SEVERE WINDSTORM (AKA POTENTIAL DISASTER AGENTS)
WIND FIELD [CAT 1 (55 mph) TO CAT 5+ (155 mph or greater)] DEBRIS STORM SURGE/FLOODS HEAVY PRECIPITATION/FLOODS LANDSLIDES (MUDFLOWS) COSTAL EROSION

17 GOAL: WINDSTORM DISASTER RESILIENCE
WINDSTORM HAZARDS PEOPLE & BLDGS. VULNERABILITY LOCATION WINDSTORM RISK ACCEPTABLE RISK UNACCEPTABLE RISK RISK GOAL: WINDSTORM DISASTER RESILIENCE COMMUNITIES DATA BASES AND INFORMATION PREPAREDNESS PROTECTION EARLY WARNING EMERGENCY RESPONSE RECOVERY and RECONSTRUCTION POLICY OPTIONS HAZARDS: GROUND SHAKING GROUND FAILURE SURFACE FAULTING TECTONIC DEFORMATION TSUNAMI RUN UP AFTERSHOCKS


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