Hmmmm, merely 16' storm surge? I do know that waves are forecast averaging 38'. 0.13' low tide 2:57 P.M. 23rd, 1.80' high tide at 1:57 A.M. 24th, 0.19' low tide at 4:07 P.M. (times CDT).
Last I heard, Galveston was 15' at its highest point, so a 16' surge would not be good.