Nature2014North America (U.S. West Coast, Pacific Ocean)high confidence

The warm water of the Pacific Blob extended all the way to the U.S. West Coast by fall 2014.

Notes on verification

Confirmed by NOAA Fisheries, NASA Earthdata, SF Chronicle, and a peer-reviewed 2023 study in npj Climate and Atmospheric Science, all consistent on timeline and spread of the marine heatwave. [tier=gold indep_score=0.983 clusters=3 claim_tier=notable]

Sources