What causes the ocean to swell? It's not just the Moon that has a gravitational pull on spring tides. The Earth’s gravitational force pulls the waves down, thus resulting in high and low tides. A ...

SAN DIEGO (KSWB) — The gravitational forces of the moon and the sun will, once again, draw in some of the highest tides of the year next week. Expected to return to San Diego’s coastline on Thursday, ...

King tide is a non-scientific term for an exceptionally high tide. They’re also sometimes referred to as perigean spring tides. The water level of a king tide will be significantly higher than other ...