Kelvin Waves
Great. Now I get to do a dive into Kelvin waves. This is when the sea surface is pushed up against a coast, raising the relative sea level. Could get interesting.
Here's a link from scientists: https://www.fisheries.noaa.gov/feature-story/ocean-indicators-were-tracking-el-ninos-arrival-west-coast
Found info here from journalists: https://ktla.com/news/california/coastal-flooding-threat-kelvin-waves-california/
But originally seen on the delightfully snarky Wonkette: https://www.wonkette.com/p/big-honkin-freaking-wave-headed-to