While most of Beleriand was inundated in the War of Wrath that brought the First Age to a close, the Blue Mountains survived, though radically transformed. It may be, therefore, that Dolmed also survived in some form, though there is no evidence of its presence on later maps.
2
'Wet head' is a literal translation of Dolmed's name, in reference to the rain that was said to fall frequently on the mountain's slopes.