Marine Science Hurricane

Tropical Cyclone

Large rotating storm system of low pressure air w. converging winds at the center.

Who creates the list for hurricane name

The World Meteorological Organization

How often are names recyled and what is the exception

Every 6 years, but if a storm is deadly then its retired

When is hurricane season

June 1st to November 30th

When is peak Hurricane season

Sep 10th

What is the calm center and its diameter.

The calm center is the eye, 8-10 miles in diameter.

Coriolis Effect in the Northern Hemisphere

Objects are deflected to the right.

When is deflection stronger

Closer to the poles

Coriolis Effect in the Southern Hemisphere

Objects are deflected to the left

Coriolis Effect at the equator

Doesn't exist

How are hurricanes tracked

Satelites, Aircraft Reconnaissance, Ships and Buoys, Land Station

Dropsonde

Sensor, measures temperature, pressure, wind, and humidity.

What is the purpose of a dropsonde

Allows meteorologist to take measurements at any point around and within a hurricane.

Hurricane Hazards

Strong Winds, Storm Surge, Heavy Rain and Flooding, Tornadoes and Lightning.

Which Quadrant has the worst damage and why

The Northeast. Storm Winds and Steering winds cause stronger winds.

What kind of tide increases storm surge

High tide

Impacts of Hurricane on Ecosystem

Animal displacement

How are Hurricanes named

According to wind speed

Tropical Depression

Maximum sustained winds of 38 mph or less.

Tropical Storm

Wind speeds between 39-73 mph

Category 1 (Wind Spd, Pressure, Storm Surge, Damage)

Wind Speed - 74-95
Pressure - >979
Storm Surge - 4-5 ft
Damage - Minimal

Category 2

Wind Spd : 96-110 mph
Pressure : 979-965
Storm Surge : 6-8ft
Damage : Moderate

Category 3

Wind Spd : 111-130 mph
Pressure : 964-945
Storm Surge : 9-12 ft
Damage : Extensive

Category 4

Wind Spd : 131-155 mph
Pressure : 944-920
Storm Surge : 13-18ft
Damage : Extreme

Category 5

Wind Spd : >155 mph
Pressure : <920
Storm Surge : >18ft
Damage : Catastrophe

Possible Hurricane diameters and miles high

620 miles in diameter and 9.3 miles high

Average Hurricane diameter

300-400 miles wide

Where do hurricanes form

Warm Water (79F)

What keeps giving the Hurricane energy

The storm stays over warm water