Parts of the north will continue to see "significant snow" over the next 24 hours and could experience the lowest overnight temperatures of the year, the Met Office has said.
It warned that icy temperatures could cause showery rain to fall as sleet or snow in parts of Wales and southern England, such as Wiltshire and Hampshire.
It comes as police in Edinburgh reassured people that the explosions heard were in fact just the thunder after receiving multiple 999 calls.
A number of yellow warnings for ice and snow were in place overnight across large areas of Scotland and Northern Ireland and stretch down into North Yorkshire.
Read more on mirror.co.uk