A band of heavy snow could cause disruption later this week, with as much as 20cm possible in higher areas.Temperatures will drop as the week goes on, with a yellow snow warning issued which covers much of Wales as well as northern and central England, the Met Office said.

A band of heavy snow could cause disruption later this week, with as much as 20cm possible in higher areas.Temperatures will drop as the week goes on, with a yellow snow warning issued which covers much of Wales as well as northern and central England, the Met Office said.