[youtube_sc url=http://www.youtube.com/watch?v=zPWKoW_xMpg rel=0 fs=1 autohide=1 modestbranding=1] One of the key skills of a helicopter pilot is knowing when to fly, when not to, and when to turn back. The generally excellent weather forecasting available to pilots is obviously a big help in the decision whether to lift off or not. But to get the benefit, you have to use it, understand it, and make the right judgements from it. One of the many good reasons for maintaining your relationship with your flight school, is that you can ask…