Abstract: A case study of a thunderstorm cloud on 9 September 1955 was made to investigate the effect of London's urban area on its growth and precipitation amounts. Radar evidence was used to follow the development of the cloud, ...

Abstract: A detailed case study is made of mesoscale precipitation areas (MPA's) within a warm frontal wave with the following aims: 1) To identify large (LMPA) and small (SMPA) mesoscale precipitation areas within the wave and ...

Abstract: Strong vertical gradients at the top of the atmospheric boundary layer affect the propagation of electromagnetic waves and can produce radar ducts. A three-dimensional, time-dependent, nonhydrostatic numerical model was ...