| UPDATED: 08:07, Sat, Jan 30, 2021 Link copied BBC Weather: UK set for freezing temperatures and snow Sign up to receive our rundown of the day's top stories direct to your inbox SUBSCRIBE Invalid email When you subscribe we will use the information you provide to send you these newsletters. Sometimes they'll include recommendations for other related newsletters or services we offer. Our Privacy Notice explains more about how we use your data, and your rights. You can unsubscribe at any time. A dramatic drop in temperatures will unleash an Arctic snow blast across parts of the UK later today. The latest BBC weather forecast shows that 'evaporative cooling' will spark a sudden plunge into subzero temperatures. BBC meteorologist Chris Fawkes warned that this will cause up to 15cm of snow to blanket parts of the UK within the next 24 hours.