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Explore the 1998 Atlantic hurricane season highlights, major issues for 1999, and the forecast. Dive into the implications of winds, inland flooding, and memory of history on disaster-resistant homes and human impact. Discover the Saffir-Simpson scale, catastrophe scenarios, and the need for longer lead times in emergency management to prep for the 1999 hurricane season. Stay informed and be prepared for potential challenges ahead.
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Hurricanes Last Season and Next Jerry D. Jarrell Director National Hurricane Center
Outline Brief Review of 1998 Season Major issues for 1999 1999 Season
1998 ATLANTIC HURRICANE SEASON TROPICAL PREDICTION CENTER NATIONAL HURRICANE CENTER
SEASON HIGHLIGHTS • 14 TROPICAL STORMS OF WHICH 10 BECAME HURRICANES • 3 MAJOR HURRICANES (CAT. 3, CAT. 4, & CAT. 5) • 10 U.S. LANDFALLS (4 BY GEORGES) • $ 7.3 BILLION U.S. DAMAGE • 23 DEATHS IN THE U.S. • 9684 TOTAL DEATHS (9,000+ IN MITCH)
SEASON HIGHLIGHTS • MITCH WAS THE FOURTH MOST INTENSE HURRICANE EVER OBSERVED IN THE ATLANTIC BASIN, AND THE STRONGEST EVER OBSERVED IN OCTOBER • ON 25 SEP. FOUR HURRICANES WERE IN PROGRESS AT ONCE-- THE FIRST TIME SINCE 1893
SEASON HIGHLIGHTS • IN A REMARKABLE SPAN OF 35 DAYS…FROM 8/19 TO 9/23…TEN NAMED TROPICAL CYCLONES FORMED • THE FOUR-YEAR PERIOD OF 1995-1998 FEATURED A RECORD NUMBER OF HURRICANES (33)
Issues for 1999 (and beyond) Winds at Elevations Inland Flooding A US Catastrophe? 2 Scenarios Memory of History Disaster Resistant Homes Human Impact Scale Warning Lead Times Climate & Season Forecasts
Winds are Stronger Just above the Surface Implications for High Rise Buildings High Terrain
Is the new big Hurricane Killing Agent Inland Flooding? Can We Forget about Storm Surge?
US TC Deaths by Cause Deadliest TCs Since Camille ‘69 Deaths
Can the USA still have a Catastrophic Hurricane Event? Most likely Scenario(s)
Catastrophe Scenario 1. U.S. Coastline Phase 1: Traffic jam Phase 2: Accident or other incident Phase 3: The Hurricane
Catastrophe Scenario 2. The Key West Problem Phase 1. Adequacy of Escape Routes Questioned Phase 2. No Action to Fix Escape Routes Phase 3. Fear Diminishes Evacuation Phase 4. The Hurricane Storm Surge
People Confuse Memory and History We Act not on History, but on Our Perception of History
Disaster Resistant Homes What is it? Information? Are We Moving in the Right Direction?
Disaster Resistant Demonstration Home off I-95, Deerfield Beach, Florida
The Human Impact Model Saffir- Simpson Scale: A Success Story
Meteorology Demographics Geology Preparedness Infrastructure Building Codes Zoning Communications etc. Casualties Displaced Homeless Destroyed/ Damaged: Buildings Bridges Hospitals Human Impact Model
The Emergency Management Community needs Longer Lead Times for Preparation:We are Trying to Issue Hurricane Warnings Earlier
1999 Forecast:Hurricane Season1 June to 30 NovemberBe Prepared!