CNN Morgan Spurlock Inside Man March 27, 2015 04:39:00
Think of wind as almost a flowing river of water, okay? as it goes up and over mountain passes, it accelerates and decelerates and 1350eds d 1350eds s decelerates and 1350eds peeds u through ravines. as it gets higher than this, 30 kilometers per hour or higher, we see what is called wind eddys. this is a concern because not only can these planes fly in and out of this particular area, but a lot of times they have to hover to drop off or pick up some of those recovery personnel that are going to the particular crash site. so the high winds and turbulence have the strongest impact during takeof...
Source: archive.org