Apparently she has lost contact with them in the last hour or so so I can't get the source but I am telling Mom the same thing 50 Foot is just waaay too high. I would think we would have to be Cat 5 or above for that kind of surge. The world record for surge, I believe, is 49 feet or so for a cyclone that hit Australia many years ago.
BUOY 42065 22 miles East of Galveston
60kt. winds, 16 foot seas...