"Stormur" (Icelandic for "Storm") is a song written and recorded by Icelandic post-rock band Sigur Rós for their seventh studio album Kveikur.

The song was released on September 9, 2013 to UK mainstream radio as a promotional single from Kveikur.

[2] Sigur Rós themselves performed at the festival on September 3, 2013 as the second headline act of the festival, with the performance being streamed live worldwide, and available to replay for free on the iTunes Store.

An interactive music video for "Stormur" was debuted by the band on August 5, 2013.

[3][4] The interactive video invited fans of the band on online photo-sharing, video-sharing and social networking service Instagram to submit videos, made through Instagram, to be featured in an interactive "ever-evolving" and "always altering" fan-made music video for "Stormur".