Wash. Rev. Code § 11.130.130
(1) The court may appoint a temporary substitute guardian for an individual subject to guardianship for a period not exceeding six months if:
(2) The court may appoint a temporary substitute conservator for an individual subject to conservatorship for a period not exceeding six months if:
(5) The court shall give notice of appointment of a temporary substitute guardian or temporary substitute conservator, not later than five days after the appointment, to:
[ 2019 c 437 s 126.]