No predictions loaded for 2078. This site serves NOAA predictions from its own store, and this period has not been fetched for Point Barrow 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/ak/point-barrow-9495048/2078
Point Barrow, AK tide table 2078 (printable) · Tide Almanac