Journal of Applied Meteorology: Recent submissions
Now showing items 2661-2680 of 6019
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The Influence of Meteorological Conditions and Atmospheric Circulation Types on PM10 and Visibility in Tel Aviv
(American Meteorological Society, 2005)A 3-yr dataset (February 2000?November 2002) of 30-min averages for particulates, visibility, and meteorological data were analyzed to examine the dependence of particulate matter of less than 10 ?m in diameter (PM10) mass ... -
A Method to Identify the Optimal Areal Unit for NLDN Cloud-to-Ground Lightning Flash Data Analysis
(American Meteorological Society, 2005)Currently, no uniform method exists for determining the optimal areal unit to analyze National Lightning Detection Network (NLDN) data. To address this problem, this paper utilizes the capabilities of modern geographic ... -
Fast Computation of Microwave Radiances for Data Assimilation Using the “Successive Order of Scattering” Method
(American Meteorological Society, 2005)Fast and accurate radiative transfer (RT) models are crucial in making use of microwave satellite data feasible under all weather conditions in numerical weather prediction (NWP) data assimilation. A multistream ?successive ... -
Using a Parameterization of a Radiative Transfer Model to Build High-Resolution Maps of Typical Clear-Sky UV Index in Catalonia, Spain
(American Meteorological Society, 2005)To perform a climatic analysis of the annual UV index (UVI) variations in Catalonia, Spain (northeast of the Iberian Peninsula), a new simple parameterization scheme is presented based on a multilayer radiative transfer ... -
Polarimetric Tornado Detection
(American Meteorological Society, 2005)Polarimetric radars are shown to be capable of tornado detection through the recognition of tornadic debris signatures that are characterized by the anomalously low cross-correlation coefficient ?hv and differential ... -
A Detailed Evaluation of GPCP 1° Daily Rainfall Estimates over the Mississippi River Basin
(American Meteorological Society, 2005)This study provides an intensive evaluation of the Global Precipitation Climatology Project (GPCP) 1° daily (1DD) rainfall products over the Mississippi River basin, which covers 435 1° latitude ? 1° longitude grids for ... -
Air Ejector Filter Sampler: A Balloon-Borne Collector of Radioactive Stratospheric Debris
(American Meteorological Society, 1966)The air ejector filter sampler is a balloon-borne device designed to collect particulate matter from very large volumes (105 ft2) of stratospheric air at altitudes between 50,000 and 130,000 ft. This equipment utilize an ... -
Characteristics of Strong Updrafts in Precipitation Systems over the Central Tropical Pacific Ocean and in the Amazon
(American Meteorological Society, 2005)Airborne in situ measurements of updrafts in tropical convective storms were analyzed to determine the similarities and differences between updrafts in a tropical continental and a tropical oceanic region. Two hundred ... -
AERMOD: A Dispersion Model for Industrial Source Applications. Part II: Model Performance against 17 Field Study Databases
(American Meteorological Society, 2005)The performance of the American Meteorological Society (AMS) and U.S. Environmental Protection Agency (EPA) Regulatory Model (AERMOD) Improvement Committee?s applied air dispersion model against 17 field study databases ... -
The Retrieval of Ice-Cloud Properties from Cloud Radar and Lidar Synergy
(American Meteorological Society, 2005)Clouds are an important component of the earth?s climate system. A better description of their microphysical properties is needed to improve radiative transfer calculations. In the framework of the Earth, Clouds, Aerosols, ... -
Satellite-Retrieved Microstructure of AgI Seeding Tracks in Supercooled Layer Clouds
(American Meteorological Society, 2005)NOAA Advanced Very High Resolution Radiometer (AVHRR) images revealed conspicuous tracks of glaciated cloud in thick supercooled layer clouds over central China. These tracks were identified as being artificially produced ... -
Evaluation of Microphysical Retrievals from Polarimetric Radar with Wind Profiler Data
(American Meteorological Society, 2005)Polarimetric radar data have been used to produce microphysical classifications. This kind of analysis is run in a real-time mode from several research radars, including the C-band polarimetric (C-Pol) radar in Darwin, ... -
Spatial and Temporal Structure of the Urban Heat Island in Seoul
(American Meteorological Society, 2005)The spatial and temporal structure of the urban heat island in Seoul, Korea, is investigated using near-surface temperature data measured at 31 automatic weather stations (AWSs) in the Seoul metropolitan area for the 1-yr ... -
AERMOD: A Dispersion Model for Industrial Source Applications. Part I: General Model Formulation and Boundary Layer Characterization
(American Meteorological Society, 2005)The formulation of the American Meteorological Society (AMS) and U.S. Environmental Protection Agency (EPA) Regulatory Model (AERMOD) Improvement Committee?s applied air dispersion model is described. This is the first of ... -
Stratospheric Behavior Associated with the Southwestern Cut-off Low
(American Meteorological Society, 1966)Data obtained from rocket soundings of the stratospheric circulation at White Sands Missile Range, N. Mex., and Pacific Missile Range, Point Mugu, Calif., indicate a close relationship between minima in the winter westerly ... -
Study of Planar Ice Crystal Orientations in Ice Clouds from Scanning Polarization Lidar Observations
(American Meteorological Society, 2005)This paper presents a study of the orientation of ice crystals in cirrus and midlevel clouds, based on the analysis of several cases of scanning polarization lidar observations. The maximum angle that crystals deviate from ... -
Climatology of Mountain Venting–Induced Elevated Moisture Layers in the Lee of the Alps
(American Meteorological Society, 2005)Elevated moisture layers in the lower free troposphere (2000?6000 m MSL) in the lee of the Alps were investigated. Specific humidity was analyzed within a Lagrangian concept for fair-weather days during a 12-yr period at ... -
Interepochal Changes in Summer Precipitation in the Southeastern United States: Evidence of Possible Urban Effects near Atlanta, Georgia
(American Meteorological Society, 2005)Through modification of the planetary boundary layer, urbanization has the potential to have a significant impact on precipitation totals locally. Using daily summer-season precipitation data at 30 stations from 1953 to ... -
Evaluation of Urban Surface Energy Fluxes Using an Open-Air Scale Model
(American Meteorological Society, 2005)The thermal behavior of an urban surface is crucial to understand, but it is difficult to predict using conventional measurement or modeling approaches. In this study, an integrated method is proposed for evaluating urban ... -
Comparison of Model-Predicted Transport and Diffusion of Seeding Material with NOAA Satellite-Observed Seeding Track in Supercooled Layer Clouds
(American Meteorological Society, 2005)From 0615 to 0749 UTC 14 March 2000, an operation of cloud seeding for precipitation enhancement by aircraft was carried out in the middle part of Shaanxi Province, China. National Oceanic and Atmospheric Administration ...