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Comparison of Radar Rainfall Retrieval Algorithms in Convective Rain during TOGA COARE
Publisher: American Meteorological Society
Abstract: The authors compare deterministic and stochastic rain-rate retrieval algorithms by applying them to 14-GHz nadir-looking airborne radar reflectivity profiles acquired in tropical convective rain during the Tropical Ocean ...
Correction of Doppler Radar Data for Aircraft Motion Using Surface Measurements and Recursive Least Squares Estimation
Publisher: American Meteorological Society
Abstract: Measurements of Doppler velocity of hydrometeors from airborne Doppler weather radars normally contain a component due to the aircraft motion. Accurate hydrometeor velocity measurements thus require correction by subtracting ...
Comparison of TRMM Precipitation Radar and Airborne Radar Data
Publisher: American Meteorological Society
Abstract: The first spaceborne weather radar is the precipitation radar (PR) on the Tropical Rainfall Measuring Mission (TRMM), which was launched in 1997. As part of the TRMM calibration and validation effort, an airborne rain-mapping ...
Effects of Nonuniform Beam Filling on Rainfall Retrieval for the TRMM Precipitation Radar
Publisher: American Meteorological Society
Abstract: The Tropical Rainfall Measuring Mission (TRMM) will carry the first spaceborne radar for rainfall observation. Because the TRMM Precipitation Radar (PR) footprint size of 4.3 km is greater than the scale of some convective ...
Improved Coupled Z R and k R Relations and the Resulting Ambiguities in the Determination of the Vertical Distribution of Rain from the Radar Backscatter and the Integrated Attenuation
Publisher: American Meteorological Society
Abstract: Several algorithms to calculate a rain-rate profile from a single-frequency air- or spaceborne radar backscatter profile and a given path-integrated attenuation have been proposed. The accuracy of any such algorithm is ...
Objective Characterization of Rain Microphysics: Validating a Scheme Suitable for Weather and Climate Models
Publisher: American Meteorological Society
Abstract: AbstractImproving the atmospheric component of hydrological models is beneficial for applications such as water resources assessment and hydropower operations. Within this goal, precise characterization of rain microphysics ...
The Status of the Tropical Rainfall Measuring Mission (TRMM) after Two Years in Orbit
Publisher: American Meteorological Society
Abstract: The Tropical Rainfall Measuring Mission (TRMM) satellite was launched on 27 November 1997, and data from all the instruments first became available approximately 30 days after the launch. Since then, much progress has been ...
Retrieval of Latent Heating from TRMM Measurements
Publisher: American Meteorological Society
Abstract: Rainfall is a fundamental process within the Earth's hydrological cycle because it represents a principal forcing term in surface water budgets, while its energetics corollary, latent heating, is the principal source of ...