No predictions loaded for 2070. This site serves NOAA predictions from its own store, and this period has not been fetched for Newcastle 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/me/newcastle-8416608/2070
Newcastle, ME tide table 2070 (printable) · Tide Almanac