Travellers are facing disruption this morning as the London Underground Circle, Hammersmith & City and Metropolitan lines all face severe delays. 

The Circle Line and Hammersmith & City are seeing delays due to earlier signal failure at Edgware Road.

Whilst the Metropolitan Line is facing severe delays between Baker Street and Aldgate due to the earlier signal failure at Edgware Road.

But you can use any valid London Underground ticket on London Buses. 

This Is Local London: London Underground is seeing major delays. (PA)London Underground is seeing major delays. (PA) (Image: PA)

Another tube line affected on Thursday morning is Piccadilly, with minor delays due to signal fault at Stamford Brook.

Meanwhile Waterloo & City is facing some minor delays on the line due to a faulty train.

Victoria is partly suspended between Victoria and Brixton while they fix a track fault at Brixton. 

Elsewhere, a section of the Northern line is closed due to work on the track that will last until May. 

To get the latest updates for the London Underground or TFL networks you can download the TFL app or find out via the website.