The public have been warned that they may see high numbers of emergency vehicles at a Powys airport tonight - but there's no need to be alarmed.

A multi-agency training exercise is taking place at Mid Wales Airport in Welshpool on the evenign of Tuesday, July 30.

Intended to simulate a large-scale incident, it will see various emergency crews descend on the base.

A statement from Mid and West Wales Fire and Rescue said: "The exercise will simulate a large-scale incident.

"Members of the public are advised not to become alarmed if they see several emergency vehicles and personnel in the area."