- Planet Earth - Rivers & Oceans ## Powerful 'Kelvin wave' triggered by super El Niño threatens to raise sea levels off the California coast for months A disturbance characterized by above-normal sea levels is spreading up the Pacific coast of Central and North America, and it could make the damage from predicted storms this winter much worse. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. - Copy link - Facebook - Reddit - Pinterest - Flipboard A powerful "Kelvin wave," triggered by this year's super El Niño, is creeping up the Pacific…