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Some New Approaches in Hail Suppression Experiments
Publisher: American Meteorological Society
Abstract: It is suggested that progress in hail suppression research requires simultaneous improvements in methods of evaluating seeding effects and in monitoring the physical structure of the hailstorm and the hail growth processes. ...
Use of Wind-Shear Displays for Doppler Radar Data
Publisher: American Meteorological Society
Abstract: The usefulness of displaying vertical wind shear on a radar range height indicator is demonstrated. Fine structure in the pattern of shear is shown to be helpful for inferring general flow patterns and the occurrence of ...
The Determination of Kinematic Properties of a Wind Field Using Doppler Radar
Publisher: American Meteorological Society
Abstract: A technique is proposed for the measurement of kinematic properties of a wind field in situations of widespread precipitation, using a single Doppler radar to sense the motion of the precipitation particles. The technique ...
Airflow and Structure of a Tornadic Storm
Publisher: American Meteorological Society
Abstract: The thunderstorm that produced tornadoes near Geary, Okla., on 4 May 1961 is analyzed using data mainly from a vertically-scanning FPS-6 radar. The storm configuration was remarkably similar in many respects to the severe ...
Radar Observations of Ice Spheres in Free Fall
Publisher: American Meteorological Society
Abstract: Simultaneous measurements of the radar cross section and fallspeed of 5 cm (and larger) ice spheres falling in free air have been obtained using a high-precision tracking radar operating at a wavelength of 5.47 cm. While ...
On the Distribution of Water-Insoluble Aerosol Particles in Hailstones and Its Possible Value as an Indication of the Hail Growth History
Publisher: American Meteorological Society
Abstract: The distribution of water-insoluble aerosol particles with diameters in the range 3 to 60 (m has been studied as a function of hailstone radius for a collection of large hailstones. Most of the stones had opaque (probably ...
High-Resolution Analysis of Frontal Fracture
Publisher: American Meteorological Society
Abstract: A mesoscale array of dropwindsondes, released in a small rapidly deepening frontal wave cyclone in the eastern North Atlantic during the FRONTS 92 experiment, has been assimilated into a 17-km-grid mesoscale model nested ...
The Collection and Analysis of Freshly Fallen Hailstones
Publisher: American Meteorological Society
Abstract: Attempts have been made to obtain samples of freshly fallen hailstones from severe storms in Oklahoma with the purpose of studying the nature and extent of spongy ice within natural hail. Interception by automobile of radar ...