No predictions loaded for 2051. This site serves NOAA predictions from its own store, and this period has not been fetched for Green Cove 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/ca/green-cove-9416409/2051
Green Cove, CA tide table 2051 (printable) · Tide Almanac