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Boxing Day snow could cause disruption - Met Office Boxing Day snow could cause disruption - Met Office
(about 2 hours later)
Snow could cause disruption across large parts of the UK later, the Met Office has warned.Snow could cause disruption across large parts of the UK later, the Met Office has warned.
An "area of rain, sleet and snow" will move east across Northern Ireland, central and northern England and Wales and part of southern Scotland.An "area of rain, sleet and snow" will move east across Northern Ireland, central and northern England and Wales and part of southern Scotland.
Where snow falls there could be "several centimetres even at low levels", and more than 10cm (4in) is "possible", the Met Office said.Where snow falls there could be "several centimetres even at low levels", and more than 10cm (4in) is "possible", the Met Office said.
But "a lot of uncertainty surrounds how much snow will occur", it added.But "a lot of uncertainty surrounds how much snow will occur", it added.
A yellow severe weather warning - meaning "be aware" - has been issued for all the affected areas.A yellow severe weather warning - meaning "be aware" - has been issued for all the affected areas.
The Met Office said there was "potential for disruption from snow", especially for people travelling.The Met Office said there was "potential for disruption from snow", especially for people travelling.
"A depression developing over the Atlantic Ocean is expected to track east then south-eastwards across the southern half of Britain during Boxing Day," it said."A depression developing over the Atlantic Ocean is expected to track east then south-eastwards across the southern half of Britain during Boxing Day," it said.
"A spell of snow is likely, even to lower levels, on the northern flank of this depression. South of the depression centre, rain will fall, heavy at times."A spell of snow is likely, even to lower levels, on the northern flank of this depression. South of the depression centre, rain will fall, heavy at times.
"There remains much more uncertainty than average regarding the track of this depression which in turn leads to uncertainty about the location of the heaviest precipitation and how much snow there will be.""There remains much more uncertainty than average regarding the track of this depression which in turn leads to uncertainty about the location of the heaviest precipitation and how much snow there will be."
The weather system is expected to move across the country before "clearing during [Friday] evening and overnight" - though the weather warning applies from 11:00 GMT on Friday until 06:00 on Saturday.The weather system is expected to move across the country before "clearing during [Friday] evening and overnight" - though the weather warning applies from 11:00 GMT on Friday until 06:00 on Saturday.
'Moving risk'
BBC Weather forecaster Jay Wynne said there would be "quite a bit of variation from location to location on how much now you see".BBC Weather forecaster Jay Wynne said there would be "quite a bit of variation from location to location on how much now you see".
BBC forecaster Laura Gilchrist said: "The main thing to underline is that although the warning runs from 11:00 to 06:00 it's not necessarily going to be snowing everywhere in these areas all of the time. It's a moving risk as we go through the day."
Forecasters have also warned of freezing temperatures in the days leading up to New Year.Forecasters have also warned of freezing temperatures in the days leading up to New Year.
The Met Office said there was an 80% chance that cold conditions could "increase the health risks to vulnerable patients and disrupt the delivery of services".The Met Office said there was an 80% chance that cold conditions could "increase the health risks to vulnerable patients and disrupt the delivery of services".