Monthly mean tide gauge sea levels from the Gulf of Mexico (Galveston, TX) to the western North Atlantic (Wilmington, DE)

Graph depicting the monthly mean tide gauge sea levels from the Gulf of Mexico (Galveston, TX) to the western North Atlantic (Wilmington, DE). A mean annual cycle and trend are removed, and each series is low-passed with a convolution filter passing >90% amplitude at periods longer than 1.9 years.