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NASA has a satellite, the Global Precipitation Measurement (GPM) core observatory that can see inside storms layer by layer.

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Matthew intensified from a Category 1 to a Category 5 storm in 24 hours.

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The image we see here is from October 2 where Hurricane Matthew was a Category 4 storm, and you can actually see inside of this storm – layer by layer

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to look at how the strong convection is causing the storm to intensify as well as the extensive rain bands that are affecting not just the inner circle of the storm, but all the way to 150 miles out,

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which caused extensive rainfall and flooding in Hispaniola as it progressed northward.

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