Originally Posted by
STS-134
What would happen if there are severe thunderstorms with golf ball size hail in the clouds across the entire corridor that CAAC is allowed to use? Would CAAC be able to ask the PLAAF for use of alternate airspace due to emergency, or would they turn planes back due to inability to route around the weather, thereby causing additional delays?
I can't say for sure but I will think it will be treated as if no landing conditions at destination. I doubt the PLAAF will allow a detour.