EAGLE COUNTY, Colo. (CBS4) – The search for a 3-year-old boy with autism continued Sunday in Eagle County. Search teams combed areas around Eagle, Gypsum and Dotsero looking for Sebastian Castro.

(credit: Eagle)

READ MORE: Tri-County Health Investigating After Deer Trail School District Parents Claim Mask Mandate Is Being Ignored

The teams include volunteers, mountain rescuers, dog teams and drones. Volunteers were asked to sign up online before helping crews.

More than 300 volunteers helped on Saturday before severe weather moved in.

Sebastian was reported missing June 5 at around 9:20 p.m. from the Eagle Villas apartments. A boy matching his description was seen at the playground on the property.

READ MORE: 'Shady... Cronyism' At Denver Parks And Rec Says City Council Member

(credit: Eagle)

His family says he responds to children’s songs, animal noise and colorful items. They add he may not be comfortable with adults he does not know.

(credit: Eagle)

MORE NEWS: Colfax Marathon Returns To The Streets After Pandemic

Officials ask the public to not fly drones in the area and leave water searches to professionals.