Can the person who washes the deceased tell others about good or bad signs?

No File Exists
Check below answers in case you are looking for other related questions:
Is it permissible to put a marker on a grave so that it will be known whose grave it is?
What should a person do if he feels that his death is approaching?

No File Exists
Related Answers:
Ruling on reciting al-Faatihah in the funeral prayer
A man doing ghusl for a woman from among his mahrams other than his wife
Taking the deceased back to his homeland
Is it permissible to put a marker on a grave so that it will be known whose grave it is?
What should a person do if he feels that his death is approaching?

Recommended answers for you:
Salat al-Tasbeeh
Correct Hijaab
If she sees some brownish discharge after her period ends, should she pray and fast?
Ruling on dealing with mortgages in a non-Muslim country
Du’aa’ al-Qunoot in Witr prayer