Hussein Al Mansoory was noticed operating from Auburn Memorial Park in direction of the intersection of Station Street and Rawson Avenue in Auburn about 10.30am.
He was later seen about 9pm on Saturday close to Norval Avenue in Auburn.
CCTV footage confirmed he didn’t catch a practice at close by Auburn Station.
An air and land search was launched by NSW Police and SES.
Inspector Mark Wakeham appealed to the group to assist emergency companies seek for Hussein.
“The household as you’ll be able to recognize is distraught,” he stated at a press convention.
“We’re asking members of the group to maintain a glance out. If anybody can search yards, sheds that may be vastly appreciated.
“We imagine he is fairly scared, he could stroll away from members of the group if approached.”
Locals are becoming a member of within the search efforts, hoping Hussein is reunited along with his household.
“I bought the textual content message on it. I used to be driving round however did not see something,” one resident informed 9News.
Police and SES started their search once more on Sunday in and round Auburn however had been set to increase the radius.
“Each useful resource we will deploy is being deployed,” Wakeham stated.
Wakeham stated concerns had been “heightened” for Hussein’s security as he’s non-verbal, making the search harder.
SES Commander Jamie Newman added the searing temperatures abov 30 levels was one other fear.
“The climate is a priority however we’re hoping he is gone to floor someplace and is attempting to remain out of the warmth,” he stated.
Hussein is described as being of Center Jap look, of slim construct, about 140 centimetres tall, with quick black hair, and final seen sporting a white T-shirt.