Mean high water neaps

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Definition of Mean high water neaps (MHWN):
The height of mean high water neaps is the average throughout a year of the heights of two successive high waters during those periods of 24 hours (approximately once a fortnight) when the range of the tide is least.[1].
This is the common definition for Mean high water neaps (MHWN), other definitions can be discussed in the article


  1. CIRIA (1996). Beach management manual. CIRIA Report 153.

See also

  1. Tides
  2. Mean low water neaps
  3. Mean high water springs