Savannah Now published an article discussing the increase in coastal flooding during especially high tides, and notes that this type of flooding is becoming more common as sea levels rise. The sea levels across the world are rising from a combination of expansion of warmer ocean water and melting of ice sheets in the Arctic. In the case of some locations like Tybee, there is also a small contribution from subsidence of the land in the region. You can read the article here.
The Washington Post noted that these extra-high tides, called “king tides”, also factor into politics since they highlight the potential vulnerability of coastlines as sea levels continue to rise. You can read their article her