higher high water

higher high water

[′hī·ər ¦hī ‚wȯd·ər]
(oceanography)
The higher of two high tides occurring during a tidal day.
References in periodicals archive ?
Since the Higher High Water (HHW), the Lower High Water (LHW), and the MWL values (see Table 26) above local CD are determined for a great number of stations along the eastern seaboard, the Mean High Water mark for most locations can be accurately determined with very little effort.
The zone between mean higher high water and mean lower low water lines.
In Canadian Tide Tables, the range at a given location is the distance between Higher High Water and Lower Low Water.
It is worth noting too that whereas the Canadian Tide and Current Tables give the values of tidal differences for Higher High Waters and Lower Low Waters, the U.

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