An “unusual” formation of bumpy clouds was spotted over the Kent skyline glowing a vibrant red at sunset. The phenomenon was captured stretching across the county from Whitstable, Seasalter and Herne Bay to Ashford, Faversham and Canterbury last night. Residents across the towns shared pictures of the formation, with many suggesting they could be mammatus clouds. According to the Met Office, mammatus clouds are some of the most unusual and distinctive formations with a series of bulges or pouches emerging from the base. They usually form in association with large cumulonimbus clouds, more comm…