King Tides 2025 North Carolina Calendar. Carolina researchers are studying these highest of high tides to predict how rising sea levels and increasingly frequent flooding will alter north carolina’s coast. Due to their astronomical nature, king tides are regular and predictable events, reoccurring multiple times a year.
King tides occur during a perigean (when moon is closest to earth) spring tide (full and new moon); You can use this to know when higher or lower than normal tides are expected in our area.