Phone conversations of wind damage to the Bribie island school and hospital. Another phone conversation reported damage to horticultural shade houses. Marburg wf44 radar indicated a thunderstorm crossed the island between 11pm and 20 minutes past midnight. Brisbane airport 11z temp trace indicated an almost moist adiabatic atmosphere,---with a small "drier" region at about 7000 ft. Possibility of a "moist microburst" ? Maximum wind gust reported from Maroochydore from this period was 14kt and from Brisbane Airport, 16kt.