Hunga Tonga volcano erupts again, triggers tsunami - Seen from space! by
These water level surges can overwhelm and overtake people and pull them out to sea." Do not expect to identify these arriving pulses by large cresting waves/surf. The National Weather Service issued the alert tweeting - "The arriving tsunami will come in pulses of surging water levels onto and off of the coast, similar to high tide.
#Tidal wave california series
In 2011 after the Japanese earthquake a series of surges cost $20 million of damage in the harbor.Īlthough experienced surfers would consider the waves reaching the West Coast barely high enough to qualify as swells, the National Weather Service warned that tsunamis cause deceptive water surges powerful enough to pull people out to sea. Law enforcement tried to clear people away when big surges started at around 7:30 a.m.Ībout an hour later, a surge went over the back lip of the harbor, filling a parking lot and low-lying streets and setting some cars afloat. "The waves are looking pretty flat," Pless said.Ĭrowds gathered at the Santa Cruz Harbor in California to watch the rising and falling water strain boat ties on docks.
About 200 miles down the coast, the waves were much smaller at Southern California's Seal Beach, according to Michael Pless, the owner of M&M Surf School. On California's central coast, the National Weather Service reported tsunami waves up to 4 feet high and flooding in beach parking lots at Port San Luis. Anyone in doubt as to whether a given area is vulnerable to surging water levels can consult a hazard map created by the California Geological Survey.
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