Ho Hum! Today's forecast started to go wrong at lunchtime yesterday - silly low pressure in the Bay of Biscay - bringing in cloudier, moister (read wetter) airflow enshrouding the entire airfield in low cloud and drizzle. But it was warm and there was no wind.
Mark gave a lecture on dry and saturated adiabats and then launch failures.
William supervised the installation of the new dishwasher. Tom was playing with the Accounts most of the day. A selection of members assisted Andy C from USA in trying to mobilise a YS55 trailer (to no avail).