Firefighters are on scene at a wholesalers in Shanklin this afternoon (Tuesday).
Three pumps, one aerial ladder platform and a command unit are at W A Foods on Pomana Road.
The Isle of Wight Fire and Rescue Service said smoke is coming from a food smoking machine.
Crews were called out at 2.30pm.
*Crews are now leaving the warehouse.
The smoke was caused by a food smoker’s blocked water drain, a spokesperson from the fire service has confirmed.