Amber alert for three missing Gold Coast children

Police believe the children were with a man known to them earlier in the day before they left a Paradise Point address around 4.30pm in a Hyundai hatchback with the registration 205SKW.

The man is assisting detectives with investigations after being located by authorities an hour away, about 10.15pm, at Slacks Creek.

Both the children and vehicle remain missing. 

The children are described as Caucasian, slim and with blonde/blond hair.