As you gain higher ground inland the inundation would need to reach 18 ft for the areas highlighted in green to see flooding from storm surge. A similar map can be found below for Port Aransas and ...

Chief meteorologist Matt Devitt discussed the worst-case scenario inundation map, which calculates storm surge and factors in elevation. The results will show the above-ground level during high tide.

Storm surge is an abnormal rise in seawater level caused by a storm, primarily hurricanes, and Inundation, on the other hand, refers to the flooding of land areas that are normally dry.