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Kelvin Wave and Hurricane Polo Trigger California Flood Advisories

By Drooid · Oct 1, 2026, 2:41 AM UTC · How we work

Summary

Story summary

U.S. National Weather Service issued flood and surf advisories for California as Kelvin wave and Hurricane Polo raise sea levels.
Scientists say the Kelvin wave could raise water levels 6 to 12 inches, up to a foot locally.
High tides are forecast at 7 feet Monday and Tuesday, about a foot above astronomical tides because of El Niño.

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Story summary

U.S. National Weather Service issued flood and surf advisories for California as Kelvin wave and Hurricane Polo raise sea levels.
Scientists say the Kelvin wave could raise water levels 6 to 12 inches, up to a foot locally.
High tides are forecast at 7 feet Monday and Tuesday, about a foot above astronomical tides because of El Niño.