Kent Police are still helping drivers stranded in snow and ice.
The M2 is badly hit. The M20 eastbound is blocked after the Channel Tunnel closed overnight and motorists are urged to avoid the area. The A2 is impassable at Barham.
In some areas, drifting snow is reaching 10 feet in height.
More top news
Philippa has the latest weather for the east
Philippa has the latest weather for the west
Nazanin Zaghari-Ratcliffe's five-year jail sentence is confirmed despite her husband's campaign to bring her home.