A TREE on the line between New Milton and Sway is causing severe delays for those travelling between Bournemouth and Southampton.
Trains are also running at a reduced speed due to an earlier signal fault at Southampton and ongoing signal problem at Eastleigh.
Journey times may be extended by up to an hour.
Trains from London Waterloo to Poole at 39 minutes past the hour will terminate at Southampton Central.
Trains from Poole to London Waterloo at 50 minutes past the hour will start from Southampton Central.
Trains between Weymouth and London Waterloo will make additional stops between Poole and Southampton Central.
CrossCountry trains will be terminated and started back from Southampton Central. Passengers may use South West Trains services for onward travel to Bournemouth.