King tide  From Wikipedia, the free encyclopedia Jump to:
navigation, search  King tide is a popular term for an
especially high tide, such as a perigean spring tide. ‘King
tide’ is not a scientific term, nor is it used in a scientific
context. Use of the term ‘king tide’ originated in Australia,
New Zealand and other Pacific nations to refer to an especially
high tide that occurs only a few times per year. The term has
now come to be used in British Columbia and the United States as
well.   King tides are simply the very highest tides.
Conversely, the low tides that occur at this time are the very
lowest tides. They are naturally occurring, predictable events.
Tides are actually the movement of water across Earth’s surface
caused by the combined effects of the gravitational forces
exerted by the Moon and the Sun and the rotation of Earth which
manifest in the local rise and fall of sea levels. Tides are
driven by the relative positions of the Earth, Moon, and Sun,
the elliptical orbits of the celestial bodie