Weather World24/12/2016BBC News Duration: 30 minutesFirst broadcast: Sat 24th Dec 2016, 21:30 on BBC News ChannelLatest broadcast: Mon 2nd Jan 2017, 11:30 on BBC News Channel HDThe BBC Weather team bring you the stories behind the forecasts. Nick Miller finds out how the Snowdon railway keeps running despite extreme weather.ContributorsPresenter:Nick MillerGenresWeatherFactualScience & NatureNature & EnvironmentBrandWeather World Source: BBC Online