Originally Posted by
Nicc HK
I am curious (I am a non-commercial pilot), but would winds aloft explain westbound NYC-HKG, that goes against the prevailing wind patterns at higher altitudes?
I know the wind influences ocean currents at sea level which run southwest from the Bering Strait along the Kamchatka Peninsular (An amazing sight if lucky enough to get a day flight together with clear weather)
There are several variables for this, including turbulence.