No trains are running between Hereford and Worcester this morning.
Network Rail has has been forced to close the lines due to icicles in the tunnel near Colwall.
Stations affected include Hereford, Ledbury, Malvern, Malvern Link and Worcester.
Road transport has been ordered between Worcester and Hereford in both directions.
Revealed: The main roads in Herefordshire prioritised for repairs
Villagers fustrated over lack of road repairs
New Food and Drink group launched at online event