~Gyre area sea ice about to totally melt or simply move away very rapidly
~15% extent rule certainly favours 2012 as having similar sea ice extent than 2018 in same region.
A closer look:
early August cyclone came through, having the benefit of this history, we now know that 2018 is
very much going to overtake 2012 very soon, at least in this region, there should be not a lot of sea ice left come late September. WD July 27,2018