1 2am: The Sammamish, WA forecast for Oct 11 is 55 degrees and Light rain shower. 2  There is 91 percentage chance of rain and 4 mph winds from the Southwest. 3  5am: The Sammamish, WA forecast for Oct 11 is 55 degrees and Patchy light drizzle. 4  There is 89 percentage chance of rain and 6 mph winds from the South.
1 Oceanography[uncountable] the flowing back of the tide to a lower level as the water returns to the sea. [ 2 countable; usually singular] a flowing backward or away; decline or decay; a state of decline. 3  to flow back or away, such as the water of a tide:A crab was left stranded on the beach as the tide ebbed.
Freebase(0.00 / 0 votes)Rate this definition: Tides are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the Moon and the Sun and the rotation of the Earth. Some shorelines experience two almost equal high tides and two low tides each day, called a semi-diurnal tide.