| A | B |
|---|
| Easterly Waves | Large ripples that are precursors to the large storms that hit North America, named so because they move from east to west. |
| Eye Wall | The intense convective activity in a donut shape that surrounds the center of the storm. |
| Eye | The center of the storm. |
| Hurricane Warning | When wind speeds equal to a hurricane could reach a specific spot within 24 hours or less. |
| Hurricane Watch | An announcement aimed at a specific coastal area that a possible hurricane could be there in 36 hours or less. |
| Hurricanes | Tropical Cyclones that occasionally have winds that exceed 300km per hour. |
| Saffir-Simpson Scale | A scale or category number used to determine the strength and possible destructive force of a hurricane. |
| Storm Surge | A dome of water 65 to 80km wide that precedes the hurricane where the eye will make landfall. |
| Tropical Depression | When the winds of a tropical cyclone do not exceed speeds of 61km per hour. |
| Tropical Disturbances | The collection of thunderstorms and clouds that start the formation of a hurricane. |
| Tropical Storm | When the winds of a tropical cyclone are between 61 and 119km per hour and are given a name. |
