Table of Contents
Typhoons are powerful tropical storms that form over warm ocean waters. Several physical features contribute to their development and intensification. Understanding these features helps in predicting and preparing for such natural events.
Warm Ocean Waters
Warm ocean temperatures, typically above 26.5°C (80°F), provide the energy necessary for typhoon formation. The heat from the water fuels the storm’s convection processes, leading to the development of thunderstorms and low-pressure systems.
Low Wind Shear
Low vertical wind shear allows the storm to maintain its structure. High wind shear can disrupt the organization of the storm by tilting or dispersing its convection, preventing it from strengthening into a typhoon.
Pre-existing Disturbances
Pre-existing atmospheric disturbances, such as tropical waves or low-pressure systems, serve as the initial seed for typhoon development. These disturbances provide the necessary convergence and upward motion for storm formation.
Coriolis Effect
The Coriolis effect, caused by Earth’s rotation, influences the rotation of the storm. It is essential for the development of a cyclonic structure, especially near the equator where the effect is weaker.