Whether it was highly-localised global warming or a graphics glitch, Cory McCloskey, weatherman with Fox 10 Phoenix, showed admirable adaptability as he improvised his way through the remainder of his forecast when the map began to show some alarming temperatures around the state of Arizona.

Declining to officially call for an evacuation of areas that appeared to be at right about the melting point of steel, McCloskey offered some calm, measured advice to viewers, saying: “I’m not your dad, but I would get out while you still can...”