Several stations currently have a pressure of 1048.5 hPa and the pressure is set to rise further.
— Met Office (@metoffice) January 19, 2020
If it gets above 1049.2 hPa (Sennybridge 26/27 Jan 1992) it will be the highest pressure recorded in the UK since 1050.9 hPa (Benbecula 16 Jan 1957).