Over the next 10 days, changes in the stratosphere will upend weather patterns and set the stage for a cold, snowy December across parts of the Northern Hemisphere. Read more: https://cnn.it/49pnIjC | CNN

Snow and ice have closed hundreds of schools and plunged most of the UK into the coldest night of the season so far. Blizzard conditions are set to continue across the UK on Thursday, with amber and yellow weather warnings in place and temperatures expected to drop as low as -6C. #itvnews #snow #blizzard #schoolclosure | ITV News