• A blood red sky appeared over Shark Bay, Australia, due to dust particles interacting with atmospheric conditions from ex-tropical cyclone Narelle.
• The red sky phenomenon is caused by the scattering of sunlight by dust, with red wavelengths dominating due to their ability to penetrate the dusty atmosphere.
• Ex-tropical cyclone Narelle, though downgraded, continues to impact Shark Bay with strong winds and altered atmospheric conditions, creating visually stunning but potentially hazardous weather.