The Warm Pacific Blob

As you may have heard, a portion of the Pacific Ocean is much hotter than expected, and no one knows why:

http://www.climate.washington.edu/newsletter/2014Jun.pdf

Although the two are probably not related, this is about the size of previous eruptions of the Yellowstone supervolcano:

http://resources3.news.com.au/images/2013/12/12/1226781/382999-39af45bc-62be-11e3-bb71-e2c853748ae0.jpg

Should this Pacific Ocean anomaly be related to subsurface temperature, and should this lead to an eruption, I would say this area of the world will become a real mess for a long time.