"The Prince of Wales was saddened to hear of the death of John Tavener," a Clarence House spokesman said.
The celebrated contemporary composer has died at the age of 69.
More top news
After the heatwave come the storms, with lightning flashes illuminating the night sky across much of the country last night.
An Independence Day event at a UK base has been cancelled by the US Air Force over security fears.
British firms predict the economy should sustain a "solid" pace of growth for the rest of the year thanks to lower oil prices and inflation.