In West Sussex, Turners Hill Road in Crawley is closed in both directions between the B2110 Paddockhurst Road junction and the Old Hollow junction. There has been an accident involving two vehicles.
More top news
A further 85 buses are expected to arrive on Tuesday and Wednesday, with officials saying the entire operation will last at least a week.
The government will make an announcement about whether Heathrow or Gatwick should be awarded a new runway at 12.30pm today.
Tuesday morning's weather for the west of the region