Hurricane Danny is seen in a NOAA image taken by the GOES-East satellite taken at 10:15 ET on Thursday. The storm, now a Category 2, is expected to lose strength over the next day or two. NOAA/Reuters/Landov hide caption

toggle caption NOAA/Reuters/Landov

The National Hurricane Center introduced a new storm surge forecast map this year. This map, centered on New Orleans, is a prototype. NOAA hide caption

toggle caption NOAA

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