Hurricane Dennis in 3-D

Hurricane Dennis on July 8, 2005. Credit: NOAA

Hurricane Dennis, seen in this 3-D visualization, became a very dangerous Category 4 hurricane Friday as it churned toward Florida.

Officials at the National Hurricane Center said sustained winds were near 150 mph. The storm is expected to come ashore along the Gulf Coast Sunday or early Monday.

The image [larger version] was created by NOAA scientists from satellite data collected Friday morning.

• How the Image Was Made
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• 2005 Hurricane Guide