Advanced weather projections indicate that snow is likely to cover the entire UK next week. Currently, snowfall has been reported in parts of Scotland, with expectations of continuous snow over the upcoming days. By the middle of next week, snowfall is predicted to extend down to the southern coast of England.

According to the GFS weather model maps, heavy snow is projected to move southward from Scotland early on Wednesday, initially affecting the Pennines and North Wales with light flurries. Subsequently, snowfall in northern and central England is anticipated to intensify throughout the morning.

By 9 am, the maps show snow reaching southern-central England and parts of Northern Ireland. Later in the day, intense snow is expected to briefly impact London and its surrounding areas.

Snow coverage maps for Thursday suggest widespread snow cover from the far north of Scotland to the south coast of England, spanning approximately 600 miles. The data indicates potential snow accumulation of up to 20cm in the Scottish Highlands and 10cm over high ground in northern England, with lesser accumulations elsewhere.

Deputy Chief Meteorologist Dan Holley from the Met Office stated that a cold northerly flow from the Arctic, driven by high pressure to the northwest as Storm Claudia moves southwards, will bring significantly colder conditions across the UK. Widespread frosts are expected, with temperatures dropping as low as -7°C in some areas next week and daytime temperatures remaining in single digits nationwide.

The weather outlook from BBC Weather for Monday to Wednesday indicates dry and bright conditions on Monday, with a few showers along North Sea coasts and cloudier conditions in north-western areas. Showery rain spreading south-eastwards on Tuesday is expected to turn wintry on hills, while Wednesday is anticipated to be cold and unsettled with variable cloud cover and showers bringing snow to lower levels in the north.