Add Yahoo as a preferred source to see more of our stories on Google. From 1 to 5, the numbers used to categorize hurricanes are ingrained in the minds of millions of Americans from Texas to Maine.

Wind alone does not account for all hurricane-related fatalities. Storm surge and rainfall do as well. Yet the current warning system—the Saffir-Simpson Hurricane Wind Scale—measures a storm's ...

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 ...

The National Hurricane Center warned Florida residents Aug. 28 Tropical Storm Idalia could make landfall as a Category 3 hurricane. As residents scrambled to prepare ahead of the storm's expected ...

Around 1,200 tornadoes occur on average in the United States each year and every one of them gets its own rating on the Enhanced Fujita Scale.