There are more closed-door rehearsals, allowing participants to refine their performances away from the critical eyes of fans and the media.
Mr Goodman said the dust devil had formed over an "open patch of ground with a lot of dust",He added: "The ground was very, very warm. When you get this very warm air near the ground it will rise.
"And then if you just get it right, the air starts to rush in from the sides and you get this sort of rotation motion."There was obviously enough dust from this patch of open ground and away it went."Mr Goodman reassured residents that, although it had the appearance of a mini-tornado, a dust devil was "nowhere near as dangerous or destructive".
"But impressive nonetheless, and probably a first for Manchester," he added.One of the innovations at this year's Paris Olympics was supposed to be an electric flying taxi service.
its electric-powered, two-seater aircraft, the VoloCity, would be ferrying passengers around the city.
It never happened. Instead the company ran demonstration flights.There will be stalls, entertainment from the 1940s, music, memorabilia and displays. A beacon will be lit on Market Hill at 21:30 BST.
Two teenagers have been arrested for allegedly stealing from a shop and threatening staff, Jersey Police say.Officers said they received a call from the Coop Locale, La Colomberie, on Sunday at 19:10 BST.
Officers took a 15-year-old and a 14-year-old into custody.Both were later released on bail, with anyone with information about the incident being asked to contact the police.