Reason London sky has orange tinge as Saharan dust cloud sweeps across UK
Londoners woke up in panic, awe and confusion as a Saharan dust cloud turned parts of the capital's sky orange on Wednesday morning. Social media was taken over by dramatic snaps of the skies, with many debating whether the hue was actually red, yellow, green or sepia. "Anyone notice the sky over London is a weird yellow sepia colour?! what is happening?" one person tweeted while another said: "There is a really horrible coloured sky in West London this morning.