Vapour on Chicago River ’looks like a movie scene’ amid freezing temperatures

A cloud of water vapour appeared on River Chicago as freezing temperatures swept across the US. A similar phenomenon occurred over Lake Michigan. Water vapour is created when extremely cold air interacts with the relatively warmer water, forming fog. An Arctic blast from Canada caused temperatures to plummet from the Northwest into the Rust Belt. #chicago #usweather #lakemichigan Subscribe to The Telegraph with our special offer: just £1 for 3 months. Start your free trial now: Get the latest headlines: and are websites of The Telegraph, the UK’s best-selling quality daily newspaper providing news and analysis on UK and world events, business, sport, lifestyle and culture.