A fire alarm inside Marylebone Station saw the central London station evacuated this morning (Tuesday, January 31).

It comes as witnesses describe seeing smoke come through the London Underground tunnel. 

The evacuation took place at around 9.15am according to My London and saw commuters left confused. 

Many have taken to Twitter to share: "Smoke in the tunnel at Marylebone St. Delays to the trains."

Check for the latest travel updates via the TfL website.

Marylebone station evacuated amid fire alert 

The evacuation did see delays to service, with the Bakerlook line between Queen's Park and Elephant & Castle having no service as a result of the alarm. 

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The Transport for London website gave travellers some more information on the event, sharing: "Bakerloo Line: No service between Queen's Park and Elephant & Castle and SEVERE DELAYS on the rest of the line while we respond to a fire alert in the Marylebone area.

"Tickets are being accepted on London Buses, London Overground and Thameslink."

However Marylebone station is now back open, with a TfL spokesperson confirming that it was a fire alert.