"The Atlantic is trying to shift that cold air out of the way, pushing from west to east across the UK, but it's a very slow process and it will take until the middle of the coming week for conditions to turn much milder nationwide.".
Mr Morgan said: "We've basically got this battleground taking place over this weekend between cold air across Scandinavia and Central Europe, which is affecting eastern parts of the UK, but towards the west is a little bit milder.
Remaining largely cloudy with outbreaks of rain spreading from Northern Ireland into Scotland and northern England, falling as snow for a time.
Rain and potentially snow are expected in some places, particularly around East Anglia and Lincolnshire today, and into Scotland towards the beginning of next week.
In a post on X, the forecaster said: "Rain is likely to turn to snow at times across parts of East Anglia this evening.
