According to a report from the Transport Select Committee, between April 2012 and 2013:
- British Transport Police (BTP) had picked up 90 runaway children at Euston main line station.
- A further 185 runaway children at King's Cross stations.
- Some 115 at Paddington, 239 at Liverpool Street and 140 at Euston Underground station.
- However, the report added: "The BTP told us that the problem is not confined to London and that its officers encounter vulnerable children and young people in major railway stations across Britain."
More top news
A Met Office warning covering much of England and south-east Wales is expected to remain in place until 11am.
A band of cloud and patchy rain is expected across Scotland and Northern Ireland, moving southeast as the day progresses.
Charity warns an estimated 30 child refugees a day are being expelled from EU countries after crossing the border from Serbia.