New weather warnings as snow and ice cause travel havoc and school closures in UK

Flooding closes main roads as cold air forecast to return from Monday - and possibility of more snow later in week

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New yellow warnings of more snow and ice have been issued by the UK Met Office as wintery weather caused travel disruption and the return to school was abandoned for thousands of pupils.

Large airports, including Manchester, temporarily closed their runways because of heavy snow while stranded vehicles and collisions blocked main roads across northern England.