It looks more like a flooded lagoon than a Southern California beach town.

New footage from Newport Beach highlights the coastal flooding that has sent seawater spilling across streets around the Balboa Peninsula, with drivers navigating standing water as businesses scramble to protect their doors. And this isn’t even the end of it.

On Monday, October 26, the high tide reached 8.3 feet. Tuesday’s was forecast to climb to 8.5 feet, with dangerous water levels expected to persist into Wednesday.

The culprit is a one-two punch: king tides and an El Niño-associated Kelvin wave.

King tides are unusually high astronomical tides caused by the gravitational alignment of the sun, moon, and Earth. Kelvin waves, meanwhile, are enormous pulses of warm water that cross the Pacific and travel up the California coastline, temporarily raising sea levels.

NOAA says they can add six to 12 inches.…