TL:DR – Travel Warning Issued for Southern, Thameslink & Gatwick Express Amid Multiple Incidents
- A train derailed near Selhurst Depot, blocking lines towards Norwood Junction and London Bridge.
- Major disruptions expected for Southern, Thameslink, and Gatwick Express services.
- ‘Do not travel’ warnings issued, with delays up to an hour anticipated until 1pm.
- There are no confirmed injuries.
- Additional delays are attributed to a signalling fault between Norwood Junction and London Blackfriars.
- Several affected services have been suspended or diverted.
‘Do not travel’ warning issued for Southern, Thameslink and Gatwick Express after ‘multiple incidents’
Hour-long delays are expected (Picture: Network Rail Kent & Sussex/@NetworkRailSE)
Southern, Thameslink and Gatwick Express services are all facing major disruption this morning after a train derailed.
The three train operators have issued ‘do not travel’ warnings, with cancellations and delays of up to an hour expected until 1pm.
The train derailed near Selhurst Depot, blocking the lines towards Norwood Junction and London Bridge.
No one has been injured.
⚠️We’re responding to a suspected derailment involving a train near Selhurst Depot, which is blocking the lines towards Norwood Junction and London Bridge❌This is causing disruption to services in the area👷There are no confirmed injuries at this time. Our teams are on site… pic.twitter.com/GIU0h0XF4j
— Network Rail Kent & Sussex (@NetworkRailSE) February 4, 2026
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A fault with the signalling system between Norwood Junction and London Blackfriars is also behind today’s delays.
Impacted Southern services include:
Epsom to London Bridge services suspended
Tattenham Corner/Caterham to London Bridge services diverted via an alternative route
Uckfield to London Bridge – a reduced service
Thameslink said the following services are suspended:
London Bridge to East Grinstead
Brighton to Cambridge
Bedford to Three Bridges