TRAINS to and from London Waterloo may be delayed due to congestion.

Train services running across the whole South Western Railway network may be delayed by up to 30 minutes and the delays are expected until 11pm this evening.

Displacement of train units and crew shortages on some routes, together with a number of minor incidents has caused congestion to form this evening.

In order to reduce the congestion some short-notice alterations to services may be necessary. Details of alterations to individual services can be found on our JourneyCheck page at http://www.journeycheck.com/swr/.