Journal of Applied Meteorology and Climatology: Recent submissions
Now showing items 1861-1880 of 2722
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Airborne Retrievals of Snow Microwave Emissivity at AMSU Frequencies Using ARTS/SCEM-UA
(American Meteorological Society, 2007)The remote sounding, by satellite, of atmospheric temperature and humidity is an important source of data for assimilation into operational weather forecasting routines. For retrievals of these variables near the surface, ... -
Influence of Air-Conditioning Waste Heat on Air Temperature in Tokyo during Summer: Numerical Experiments Using an Urban Canopy Model Coupled with a Building Energy Model
(American Meteorological Society, 2007)A coupled model consisting of a multilayer urban canopy model and a building energy analysis model has been developed to investigate the diurnal variations of outdoor air temperature in the office areas of Tokyo, Japan. ... -
Assessment of Hydrometeor Collection Rates from Exact and Approximate Equations. Part II: Numerical Bounding
(American Meteorological Society, 2007)Past microphysical investigations, including Part I of this study, have noted that the collection equation, when applied to the interaction between different hydrometeor species, can predict large mass transfer rates, even ... -
Validation of MERIS Cloud-Top Pressure Using Airborne Lidar Measurements
(American Meteorological Society, 2006)The results of a validation of the European Space Agency?s (ESA) operational Medium-Resolution Imaging Spectrometer (MERIS) cloud-top pressure (CTP) product by airborne lidar measurements are presented. MERIS, mounted on ... -
Comparison of CALIPSO-Like, LaRC, and MODIS Retrievals of Ice-Cloud Properties over SIRTA in France and Florida during CRYSTAL-FACE
(American Meteorological Society, 2007)This study compares cirrus-cloud properties and, in particular, particle effective radius retrieved by a Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation (CALIPSO)-like method with two similar methods using ... -
Comparisons of the Millimeter and Submillimeter Bands for Atmospheric Temperature and Water Vapor Soundings for Clear and Cloudy Skies
(American Meteorological Society, 2006)Geostationary satellites provide revisiting times that are desirable for nowcasting and observations of severe weather. To overcome the problem of spatial resolution from a geostationary orbit, millimeter to submillimeter ... -
Comparison of Four Methods to Estimate Urban Heat Storage
(American Meteorological Society, 2006)The relative performance of four independent methods to estimate the magnitude and diurnal behavior of net heat storage fluxes (?QS) in a city center is assessed. This heat flux is a significant but understudied component ... -
Cluster Analysis of Hourly Wind Measurements to Reveal Synoptic Regimes Affecting Air Quality
(American Meteorological Society, 2006)A clustering algorithm is developed to study hourly, ground-level wind measurements obtained from a network of monitoring stations positioned throughout the San Francisco Bay Area of California. A statistical model based ... -
Cirrus Microphysical Properties and Air Motion Statistics Using Cloud Radar Doppler Moments. Part I: Algorithm Description
(American Meteorological Society, 2006)The first three moments of the millimeter-wavelength radar Doppler spectrum provide valuable information regarding both cloud properties and air motion. An algorithm using these Doppler radar moments is developed to retrieve ... -
An Approach of Radar Reflectivity Data Assimilation and Its Assessment with the Inland QPF of Typhoon Rusa (2002) at Landfall
(American Meteorological Society, 2007)A radar reflectivity data assimilation scheme was developed within the fifth-generation Pennsylvania State University?National Center for Atmospheric Research Mesoscale Model (MM5) three-dimensional variational data ... -
Evaluation of Radar Multiple-Scattering Effects from a GPM Perspective. Part II: Model Results
(American Meteorological Society, 2006)Multiple-scattering effects as sensed by radars in configurations useful in the context of the Global Precipitation Mission (GPM) are evaluated for a range of meteorological profiles extracted from four different cloud-resolving ... -
Validation of Improved TAMANN Neural Network for Operational Satellite-Derived Rainfall Estimation in Africa
(American Meteorological Society, 2006)Real-time rainfall monitoring in Africa is of great practical importance for operational applications in hydrology and agriculture. Satellite data have been used in this context for many years because of the lack of surface ... -
Creating Pseudo–Forecast Ensembles Statistically Using a Characterization of Displacements: A Pilot Study
(American Meteorological Society, 2006)A feature-based statistical method is investigated as a method of generating pseudoensembles of numerical weather prediction forecasts. The goal is to enhance or dress a single dynamical forecast or an ensemble of dynamical ... -
Improvement of Advanced Microwave Sounding Unit Tropical Cyclone Intensity and Size Estimation Algorithms
(American Meteorological Society, 2006)Previous work, in which Advanced Microwave Sounding Unit (AMSU) data from the Atlantic Ocean and east Pacific Ocean basins during 1999?2001 were used to provide objective estimates of 1-min maximum sustained surface winds, ... -
Determination of 3D Cloud Ice Water Contents by Combining Multiple Data Sources from Satellite, Ground Radar, and a Numerical Model
(American Meteorological Society, 2006)This study aims at determining the three-dimensional distribution of ice water content over a broad area near the Atmospheric Radiation Measurement Program Southern Great Plains site, where cloud radar and meteorological ... -
Retrieval of Cirrus Microphysical Properties with a Suite of Algorithms for Airborne and Spaceborne Lidar, Radar, and Radiometer Data
(American Meteorological Society, 2006)Algorithms are developed to convert data streams from multiple airborne and spaceborne remote sensors into layer-averaged cirrus bulk microphysical properties. Radiometers such as the Moderate-Resolution Imaging Spectroradiometer ... -
A Simple Model for Pollution Dispersion in a Convective Boundary Layer
(American Meteorological Society, 2006)A simplified model for dispersion in a convective boundary layer is presented and is used to diagnose crosswind-integrated concentrations, ground-level concentrations, and vertical plume spread over flat terrain for various ... -
A New Visibility Parameterization for Warm-Fog Applications in Numerical Weather Prediction Models
(American Meteorological Society, 2006)The objective of this work is to suggest a new warm-fog visibility parameterization scheme for numerical weather prediction (NWP) models. In situ observations collected during the Radiation and Aerosol Cloud Experiment, ... -
Evaluation of Radar Multiple-Scattering Effects from a GPM Perspective. Part I: Model Description and Validation
(American Meteorological Society, 2006)A numerical model based on the Monte Carlo solution of the vector radiative transfer equation has been adopted to simulate radar signals. The model accounts for general radar configurations such as airborne/spaceborne/ground ... -
The Impact of GEM and MM5 Modeled Meteorological Conditions on CMAQ Air Quality Modeling Results in Eastern Canada and the Northeastern United States
(American Meteorological Society, 2006)The fifth-generation Pennsylvania State University?National Center for Atmospheric Research Mesoscale Model (MM5) is currently the meteorological model most widely used as input into the Community Multiscale Air Quality ...