Overhead wire damage is causing train disruption between Stevenage and London Kings Cross this evening.
Great Northern Services running between these stations, including Welwyn Garden City, Welwyn North, and Hatfield, may be cancelled or delayed by up to 40 minutes.
There will also be no trains leaving Kings Cross, Moorgate, or Finsbury Park after 11.30pm to allow Network Rail to do emergency repairs.
A replacement bus service is operating between Finsbury Park and Stevenage via Hertford North.
Tickets can be used on all reasonable routes using London Underground, London Overground, Thameslink and Greater Anglia.
People can also hop on Metroline Buses between Potters Bar and St Albans on route 84, Uno Buses between Hatfield and St Albans, or on Arriva Buses between Hatfield and St Albans on routes 300, 301 and 724.
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