'Weather on steroids': potential for 40C in UK is here, says expert

Our vulnerability to global heating could signal even hotter spells than witnessed last week

The blistering heat that last week brought travel chaos and record temperatures to Britain reveal the nation's vulnerability to changes in weather patterns in regions far from our shores.

That was a key message outlined by climate experts after the nation recorded its hottest ever July - thanks to the arrival of heated air carried on atmospheric currents from Africa to the British Isles.