The Immigration Minister Damian Green has blamed the rain for the length of queues at Heathrow airport, saying: "This was caused mainly by the severe weather leading to flight diversions and changing flight schedules and the bunching of arrivals."
The lengthy queues have been criticised by the shadow immigration minister Chris Bryant, London Mayor Boris Johnson and airlines.
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Mist and fog will affect parts of the Midlands and Eastern England tonight.
A plan to secure the future of Port Talbot steelworks in south Wales will be unveiled to staff on Wednesday.
A National Audit Office report shows that since 2009 the amount of tax paid by the super-rich appears to have fallen by £900 million.