tidealmanac
No predictions loaded for 2018. This site serves NOAA predictions from its own store, and this period has not been fetched for Daymark #156, Head of Mud River 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/ga/daymark-156-head-of-mud-river-8674975/2018

Daymark #156, Head of Mud River, GA tide table 2018 (printable) · Tide Almanac