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XPLNR: How powerful can hurricanes get?
Hurricanes are measured by their wind speed, which tells scientists how powerful they are. The Saffir-Simpson scale is used to rank them from Category 1 to Category 5. A Category 1 hurricane ...
Add Yahoo as a preferred source to see more of our stories on Google. When the Atlantic hurricane season officially ends each year on Nov. 30, an entirely different kind of storm begins. "I would ...
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