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.
An ocean tide refers to the cyclic rise and fall of seawater. Tides are caused by slight variations in gravitational attraction between the Earth and the moon and the Sun in geometric relationship with locations on the Earth's surface. Tides are periodic primarily because of the cyclical influence of the Earth's rotation.