The pink sky observed over Birmingham (UK) on January 8-9, 2026, during Storm Goretti was caused by bright pink LED grow lights at Birmingham City FC’s St Andrew’s stadium, which are used to help the grass on the pitch recover quickly between matches. These powerful lights reflected strongly off the low cloud cover and falling snow, which made the atmosphere highly reflective and scattered the light across a wide area, creating a vivid pink glow visible for miles across the city and even into pa