The second of two sisters, who went missing on November 6, has now been found, police said today.
Appeals had been made for help in finding 11-year-old Kathleen Doherty from Greenford who had gone missing with her 14-year-old sister Biddy.
Kathleen was found today and returned to the care of the local authority. Biddy had been found earlier this week.
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The high of 35C was recorded on a Bakerloo line train between Piccadilly Circus and Oxford Circus at 2pm.
Weather forecasters say temperatures could reach 35C, beating the previous record of 34.6C in the scorching summer of 1976.
After years of political manoeuvring over the future expansion of Heathrow Airport, there has been an important development this lunchtime.