The First Warning Team wants to make sure you know the terms hurricane season brings.

STRUCTURE

Eye:

The relatively calm center in a hurricane that is more than one half surrounded by wall cloud. The winds are light, the skies are partly cloudy or even clear (the skies are usually free of rain) and radar depicts it as an echo-free area within the eye wall.

Eyewall:

It is an organized band of cumuliform clouds that immediately surrounds the center (eye) of a hurricane. The fiercest winds and most intense rainfall typically occur near the eye wall. VIP levels 3 or greater are typical. Eye wall and wall cloud are used synonymously, but it should not be confused with a wall cloud of thunderstorm.

CLASSIFICATION

Invest:

A weather system for which a tropical cyclone forecast center (NHC,

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