Weather Balloon Being Released. Credit Dave Allen NIWA.
NIWA's Sally Gray (left) and Tony Bromley prepare to release a weather balloon, the attached Radiosonde transmits a range of atmospheric data back to their receiver in Haast. The balloon will reach an altitude greater than 30km and coincide with overnight DEEPWAVE research flights from Christchurch. Photography by Dave Allen on 22 June 2014. Credit Dave Allen NIWA.