The most-violent weather phenomena on Earth are hurricanes and tornados, the two often related. The mother of convective storms, hurricanes, once they reach maturity, can generate wind speeds as high as 190 mph. Hurricane Maria leveled Puerto Rico with maximum sustained winds of 155 mph that, on Sept. 20, 2017, even took out the island’s sole weather radar station. And these cyclonic storms can be huge, too, averaging 150 sm from the edge to the eye, or 300 sm total diameter. ...


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