Hurricane Irma is making oceans vanish before the flooding

Before the water rushes in, it disappears.
Tampa Bay, Florida, is expected to see potentially catastrophic flooding on Sunday as Hurricane Irma roars into the city, but Irma's vastness and intensely low pressure have vacuumed water away from parts of Florida's western coast ahead of the coming inundation. 
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That doesn't mean there's going to be a tsunami in Tampa Bay, but it does show just how strong this storm is — and