A big change in the weather will take place during the next few days across Britain, as it turns stormy, and colder. By Monday gales or severe gales are likely in many parts, and there will be heavy outbreaks of rain pushing east. The persistent rain looks set to clear away later on in the day, but it will be followed by heavy showers. Over high ground in the north the showers are likely to turn increasingly to snow. Brian Gaze of TheWeatherOutlook said, "We're expecting the worst weather of the autumn