NATS air traffic controllers are working with airlines toclear the backlog of flights following runway closures at Heathrow today.
Controllers at Heathrow airport, as well as airports in the South East, are working out which flights are most important to help contain the situation.
Both runways were closed at Heathrow this morningafter a BA flight to Oslo had engine problems and returned to the airport.
We have well-rehearsed plans and processes in place forhandling an incident like this but nevertheless it has been extremely busy forour controllers in Swanwick and at a lot of our airport operations.
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Tuesday afternoon's forecast for the west of the region
Tuesday afternoon's forecast for the east of the region
Forecasts show around 480,000 people are to move through Gatwick airport over Easter period.