26/08 is fine, 20/02 is the one with the wind turbines and is unlicensed.
Caernarfon Airport Runway 02/20 Conditions Of Use
I landed on 26 on new years day in very windy conditions and had no problems. Bit of windy shear / bumpiness over the caravans on final but nothing to write home about.
Sympathies to those involved. There for the grace of God go I...