Leona Lewis has premiered her new music video.

The singer is releasing the track 'Thunder' from her upcoming album 'I Am'.

Its promo clip has now been debuted and it sees the Brit go reflective as images of skies move by.

Lewis will release 'I Am' on September 11.

It is her first record with Island following her recent split from Syco.

The singer signed to Simon Cowell's Sony imprint after winning the X Factor in 2006.

Lewis' last album meanwhile came in the shape of 2013's festive record 'Christmas, with Love'.

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Watch the 'Thunder' video below: