GEOG 1350 Lecture Notes - Lecture 8: Hurricane Andrew, Freezing Rain, Unorganized Area
2 Dec 2017
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Document Summary
These form over warm water at latitudes 5-20 . They include tropical depressions, tropical storms and hurricanes. They contain high winds, heavy rain and storm surges. These form over land or water in temperate regions at latitudes 30-70 . They are associated with fronts and are also called mid-latitude cyclones. Tropical disturbance: a large area of low pressure with unsettled weather. Tropical storm: an organized area of storms with wind of 65-119 km/h. Hurricane: an area of low pressure with wind of at least 120 km/h. They are referred to by different names in different parts of the world (typhoon, hurricane) Require a water temperature of at least 26 c. Eye: a region in the center with light winds and clear to partly cloudy skies. Eyewall: a ring of intense thunderstorms that whirl directly around the eye. Spiral rain bands: rings of tall clouds and heavy rain that exist throughout the hurricane. Names were first assigned to hurricane in 1953.
