The emergency department at the Kings County Memorial Hospital in Montague will close early Saturday afternoon.
The ER usually operates from 8 a.m. to 8 p.m., but on Saturday it will close at 2 p.m.
Health P.E.I. said in a written release the closure is "due to a temporary lack of staffing."
The emergency department will reopen Sunday at 8 a.m.
The eastern P.E.I. hospital's ER has had several closures in the past two months.
Anyone with emergency medical needs should call 911 or seek emergency services when:
Experiencing discomfort or tightness in the chest.
Experiencing unusual shortness of breath.
Experiencing abdominal pain.
Experiencing prolonged and persistent headache or dizziness.
An injury may require stitches or involve a broken bone.
A child has prolonged diarrhea or vomiting.
A baby under six months has a fever of 38 C or higher.
Those with health concerns and those who need immediate health information can call 811 to speak to an experienced registered nurse for advice.