This scale – officially known as the Saffir-Simpson Hurricane Wind Scale – is a rating based on maximum sustained wind speed, which ranges from 74 to 157 mph, or higher. The scale was developed by ...

From 1 to 5, the numbers used to categorize hurricanes are ingrained in the minds of millions of Americans from Texas to Maine. This scale – officially known as the Saffir-Simpson Hurricane Wind Scale ...

Tropical systems begin as tropical depressions, which are areas of low pressure with wind speeds of up to 38 miles per hour. When those winds strengthen and reach between 39 and 73 miles per hour, the ...

Storm surge and rainfall — not wind — cause the majority of hurricane deaths, yet are absent from the current warning system. Researchers developed and tested the Tropical Cyclone Severity Scale, ...