Interesting account. It feels like it should be part of long narrative. The oppressive feeling of beleaguerment is painful. My favorite lines were these:

"Then it hit me. "You've been talking to your grandmother."

Celongil's grandmother was from one of the Northern tribes. She had opinions about everything the Noldor did, and wasn't shy about sharing them.

"Well, yes," he said. "But you know, she did live up there for ages, so she ought to know."