Air traffic control company Nats said it is restricting aircraft flying across the south of England.
The air traffic restrictions is also affecting flights taking off from airports because of technical problems at its Swanwick control centre in Hampshire.
More top news
A Kent school has issued a newsletter naming and shaming the parents who drive over a nearby cemetery to pick up their children.
Friday night's forecast for the east of the region
Friday night's forecast for the west of the region