Trains are unable to run from Eastbourne to Lewes or from Lewes to Seaford due to signalling problems near Lewes this lunchtime (Monday April 29).
All other services via Lewes may be delayed by up to 40 minutes.
Routes affected include Gatwick Airport, Haywards Heath, Brighton, Lewes, Polegate, Eastbourne, Normans Bay, Bexhill, Hastings and Ashford International; also Brighton, Lewes, Newhaven Town and Seaford
Tickets are being accepted on buses between Brighton and Eastbourne/Seaford.
To find out whether this will impact your journey and to get alternative options planned for you, please use the National Rail Enquiries real-time Journey Planner, or call TrainTracker on 0871 200 49 50.