Eyewitness video shows flames leaping in the air inside busy Auckland Countdown

A fire has broken out at a Countdown supermarket in Henderson, Auckland this evening.

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Staff could be heard telling customers to evacuate the store. Source: Supplied

Eyewitness video supplied to 1 NEWS shows flames licking the ceiling in an aisle of the Catherine Street store. 

Countdown staff can be seen and heard directing customers to leave the store.

Police told 1 NEWS the fire was arson and spread quickly in the supermarket.

About 60 firefighters are at the Countdown Henderson scene. Source: Grahame Clark

Fire and Emergency NZ spokesman Paul Raddin said 60 firefighters were at the scene. 

Countdown has declined to comment to 1 NEWS.