Firefighters have been tackling a fire at a school since the early hours of this morning.
The emergency services were called to the major blaze at Avenue Primary School, on The Avenue, Warminster, at around 3.20am.
A homeless man, aged 34, has been arrested on suspicion of arson.
Wiltshire Police say that “damage estimated at several thousand pounds was caused to a portacabin and the incident is being treated as suspicious.”
A crew Trowbridge remain at the scene at 8am this morning, 4 January, alongside three other fire crews from across the county.
A number of school buildings have been affected.
Avenue Primary School is closed today.