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Hurricane Emilia Becomes Strongest Storm of the Season

Tropical Storm Emilia seen by satellite
NASA's Terra satellite captured this visible image of Emilia when it was a tropical storm off the western coast of Mexico on July 8 at 1:45 p.m. EDT.
(Image credit: NASA MODIS Rapid Response Team)

Within 24 hours of becoming a hurricane, Hurricane Emilia has rapidly strengthened into a major Category 4 storm, making it the strongest storm of the hurricane season so far.

Emilia first formed as a tropical storm on Saturday night, and strengthened into a hurricane early yesterday morning (July 9). It then rapidly gained Category 2 strength on the Saffir-Simpson scale and as of this morning had strengthened further into a Category 4 storm with maximum sustained winds of 140 mph (220 kph).

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Andrea Thompson
Live Science Contributor

Andrea Thompson is an associate editor at Scientific American, where she covers sustainability, energy and the environment. Prior to that, she was a senior writer covering climate science at Climate Central and a reporter and editor at Live Science, where she primarily covered Earth science and the environment. She holds a graduate degree in science health and environmental reporting from New York University, as well as a bachelor of science and and masters of science in atmospheric chemistry from the Georgia Institute of Technology.