No predictions loaded for 2091. This site serves NOAA predictions from its own store, and this period has not been fetched for Dennisport yet. Nothing is estimated or interpolated in its place. NOAA's own page for the station has the official table: tidesandcurrents.noaa.gov.
tidealmanac.site/us/ma/dennisport-8447525/2091
Dennisport, MA tide table 2091 (printable) · Tide Almanac