Her hair is graying, and she wears a lot of jewelry.
Being for a time a Sitter in the Hall means that Analee was also a high ranking sister and a strong channeler by Aes Sedai standards. Thus she had the strength needed to travel.
It may be assumed that Anlee has died at some point after the end of the Aiel War, as she is not mentioned in the main series, and such a prominent Blue would surely have been mentioned in Salidar, had she for some reason stepped down from her position.
She may have been the Blue Sitter who was killed during the White Tower schism.