First of all, MetO are terrible for long range and have shown themselves to be terrible on numerous occasions, such as the excellent summer by British standards that we have just had, or have people forgotten about that rather conveniently?
QBQ is absolute rubbish. What sort of winters that have gone before have no meaningful bearing on what is to come. What happens, as has been mentioned previously, is determined by a a series of events of which each has a knock on effect to the next. This causes the very general scenario that QBQ uses.
As I said, complete rubbish.
Best chance of making even a rough guess is gained by reviewing all the charts and information therein, and looking for a pattern.
As Gavin P has said, at the moment that is very difficult, with both warm and cold seeming possible.
Cherry picking the one or two that suit what an individual wants, will only disappoint.