Boris Johnson gave a firm warning to those in Government who want a third runway at Heathrow: "Forget it - it will not be built."
The Mayor of London, in his speech about the future of flying in the south east said said Heathrow was failing as a hub airport and Britain is 'losing out' as a result.
He claims the Governement has better options - to expand Stansted or to build a new airport in the Thames Estuary.
But what of the timings of this latest attack, coming so close to his party's annual conference? Our Political Correspondent Simon Harris reports.
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Mayor of London Sadiq Khan is backing the scheme.
A spokesperson said the lightning strikes had left the "aircraft fuelling system unavailable."
Nearly 1,000 properties have been left without power, and road users have been warned of potentially hazardous conditions.