They’re all at Heathrow. › Forums › Atmospheric Phenomena › Huge atmospheric experiment starting › They’re all at Heathrow. 20 March 2020 at 12:08 pm #582125 Roy HughesParticipant They’re all at Heathrow. Flightradar24 is showing a reasonable but not large amount of activity in the SE right now with a massive pileup at LHR 🙂
