This seems like as good as place as any on this forum to place a copy of my response on FB to Ian DJ posting the following image as part of a discussion regarding the way this summer has panned out, during which it had become apparent that meltwater from Greenland was playing a role in our westerly-dominated season:
"I think there was a lot of pre-conditioning involved, with the weather patterns from around spring last year setting up a cold pool which the melt-water [from Greenland] has since enhanced.
Originally Posted by: Stormchaser