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MST Radar Observations of a Saturated Gravity Wave Spectrum
Publisher: American Meteorological Society
Abstract: We present vertical wavenumber spectra of mesoscale wind fluctuations using data observed in the troposphere, lower stratosphere and mesosphere by the MU radar at 35°N in Japan in October 1986 and June 1987, as well as ...
A Comparison of VHF Radar Vertical-Velocity Measurements by a Direct Vertical-Beam Method and by a VAD Technique
Publisher: American Meteorological Society
Abstract: Vertical-velocity measurements made by a direct vertical-beam method are compared to vertical velocities derived from VAD (velocity-azimuth display) measurements over a 27-h period. The results indicate that the two types ...
Observations of a Reversal in Long-Term Average Vertical Velocities near the Jet Stream Wind Maximum
Publisher: American Meteorological Society
Abstract: Analysis of vertical velocity measurements made for four days each month over the period from 1986 to 1988 by the MU radar in Japan shows a reversal in direction near the peak in the zonal wind profile during the winter ...
Studies of Velocity Fluctuations in the Lower Atmosphere Using the MU Radar. Part I: Azimuthal Anisotropy
Publisher: American Meteorological Society
Abstract: We present in this paper a study of the azimuthal anisotropy of the motion field observed during a six-day campaign in March 1986 using the MU radar in Shigaraki, Japan. The radial wind velocity was observed at 20° zenith ...
An Analysis Technique for Deriving Vector Winds and In-Beam Incidence Angles from Radar Interferometer Measurements
Publisher: American Meteorological Society
Abstract: We present a method for deriving horizontal velocities, vertical velocities, and in-beam incidence angles from radar interferometer data. All parameters are calculated from the slope and intercept of straight lines fitted ...
The Observed State of the Energy Budget in the Early Twenty-First Century
Publisher: American Meteorological Society
Abstract: ew objectively balanced observation-based reconstructions of global and continental energy budgets and their seasonal variability are presented that span the golden decade of Earth-observing satellites at the start of the ...
Assessing 1D Atmospheric Solar Radiative Transfer Models: Interpretation and Handling of Unresolved Clouds
Publisher: American Meteorological Society
Abstract: The primary purpose of this study is to assess the performance of 1D solar radiative transfer codes that are used currently both for research and in weather and climate models. Emphasis is on interpretation and handling ...
Achieving Climate Change Absolute Accuracy in Orbit
Publisher: American Meteorological Society
Abstract: te Absolute Radiance and Refractivity Observatory (CLARREO) mission will provide a calibration laboratory in orbit for the purpose of accurately measuring and attributing climate change. CLARREO measurements establish new ...