A large fire in Harrow, north London, is causing severe problems for people getting into London this morning .
Footage has now emerged of the moment a huge explosion erupted from the fire.
Sirens can be heard rushing to the scene as black smoke fills the night sky, after the fire broke out at just before midnight yesterday evening (September 14).
London Fire Brigade said around 20 people were evacuated from nearby homes “as a precaution”.
A total of eight fire engines and 58 firefighters were sent to the scene after more than 30 emergency calls were received.
A cordon was put in place on Headstone Lane, but the fire is now under control.
“Crews have been working hard through the night and will remain on scene damping down,” a London Fire Brigade statement read.
Commuters are now being warned of potential delays as train services between Watford Junction and Euston are not running.
London Midland said: “Due to an overnight line side fire near Harrow, services to and from London Euston are severely disrupted.”
Virgin Trains West Coast have also said service is suspended between Milton Keynes Central and London Euston due to the fire.