Journal of Applied Meteorology and Climatology: Recent submissions
Now showing items 1221-1240 of 2722
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Change-Point Analysis of Polar Zone Radiosonde Temperature Data
(American Meteorological Society, 2013)comprehensive change-point analysis of annual radiosonde temperature measurements collected at the surface, troposphere, tropopause, and lower-stratosphere levels at both the South and North Polar zones has been done. The ... -
Relationships between Ice Water Content and Volume Extinction Coefficient from In Situ Observations for Temperatures from 0° to −86°C: Implications for Spaceborne Lidar Retrievals
(American Meteorological Society, 2013)n examination of 2 yr of Cloud?Aerosol Lidar Infrared Pathfinder Satellite Observations (CALIPSO) lidar observations and CloudSat cloud radar observations shows that ice clouds at temperatures below about ?45°C frequently ... -
A Fire-Risk-Breakdown System for Electrical Power Lines in the North of Brazil
(American Meteorological Society, 2013)nthropogenic or spontaneous fires (hotspots) are the main causes of unexpected breakdowns of electrical power lines in the northern region of Brazil. This research has tested, adapted, and implemented a preoperational ... -
Comparing Tropical Precipitation Simulated by the Met Office NWP and Climate Models with Satellite Observations
(American Meteorological Society, 2013)orecasts of precipitation and water vapor made by the Met Office global numerical weather prediction (NWP) model are evaluated using products from satellite observations by the Special Sensor Microwave Imager/Sounder (SSMIS) ... -
Atmospheric Forcing of Debris Flows in the Southern Swiss Alps
(American Meteorological Society, 2013)his article addresses the role of large-scale circulation and thermodynamical features in the release of past debris flows in the Swiss Alps by using classification algorithms, potential instability, and convective time ... -
Describing the Shape of Raindrop Size Distributions Using Uncorrelated Raindrop Mass Spectrum Parameters
(American Meteorological Society, 2014)ainfall retrieval algorithms often assume a gamma-shaped raindrop size distribution (DSD) with three mathematical parameters Nw, Dm, and ?. If only two independent measurements are available, as with the dual-frequency ... -
Regional Apparent Boundary Layer Lapse Rates Determined from CALIPSO and MODIS Data for Cloud-Height Determination
(American Meteorological Society, 2013)eliably determining low-cloud heights using a cloud-top temperature from satellite infrared imagery is often challenging because of difficulties in characterizing the local thermal structure of the lower troposphere with ... -
Global Stochastic Tropical Cyclone Model Based on Principal Component Analysis and Cluster Analysis
(American Meteorological Society, 2014)global stochastic tropical cyclone model was developed as a means for preparing a large number of artificial tropical cyclone (TC) samples with different values for parameters such as track, minimum sea level pressure, and ... -
A Trend Analysis of the 1930–2010 Extreme Heat Events in the Continental United States
(American Meteorological Society, 2013)xtreme heat events (EHEs) are linked to mortality rates, making them an important research subject in both the climate and public health fields. This study evaluated linear trends in EHEs using the U.S. Historical Climatology ... -
Polarimetric Radar Characteristics of Melting Hail. Part I: Theoretical Simulations Using Spectral Microphysical Modeling
(American Meteorological Society, 2013)pectral (bin) microphysics models are used to simulate polarimetric radar variables in melting hail. Most computations are performed in a framework of a steady-state, one-dimensional column model. Vertical profiles of radar ... -
Polarimetric Radar Characteristics of Melting Hail. Part II: Practical Implications
(American Meteorological Society, 2013)he results of theoretical modeling in Part I are utilized to develop practical recommendations for developing the algorithms for hail detection and determination of its size as well as attenuation correction and rainfall ... -
Reconciling Ground-Based and Space-Based Estimates of the Frequency of Occurrence and Radiative Effect of Clouds around Darwin, Australia
(American Meteorological Society, 2013)he objective of this paper is to investigate whether estimates of the cloud frequency of occurrence and associated cloud radiative forcing as derived from ground-based and satellite active remote sensing and radiative ... -
The Interannual Variability of the Haines Index over North America
(American Meteorological Society, 2013)he Haines index (HI) is a fire-weather index that is widely used as an indicator of the potential for dry, low-static-stability air in the lower atmosphere to contribute to erratic fire behavior or large fire growth. This ... -
Estimating Three-Dimensional Cloud Structure via Statistically Blended Satellite Observations
(American Meteorological Society, 2013)he launch of the NASA CloudSat in April 2006 enabled the first satellite-based global observation of vertically resolved cloud information. However, CloudSat?s nonscanning W-band (94 GHz) Cloud Profiling Radar (CPR) provides ... -
Combining Satellite Infrared and Lightning Information to Estimate Warm‐Season Convective and Stratiform Rainfall
(American Meteorological Society, 2013)his paper describes and evaluates a satellite rainfall estimation technique that combines infrared and lightning information to estimate precipitation in deep convective systems. The algorithm is developed and tested using ... -
Hypothesis Testing for Autocorrelated Short Climate Time Series
(American Meteorological Society, 2013)ommonly used statistical tests of hypothesis, also termed inferential tests, that are available to meteorologists and climatologists all require independent data in the time series to which they are applied. However, most ... -
Strong Down-Valley Low-Level Jets over the Atacama Desert: Observational Characterization
(American Meteorological Society, 2013)he near-surface wind and temperature regime at three points in the Atacama Desert of northern Chile is described using two years of multilevel measurements from 80-m towers located in an altitude range between 2100 and ... -
Mechanism of Precipitation Increase with Urbanization in Tokyo as Revealed by Ensemble Climate Simulations
(American Meteorological Society, 2013)his study examines how urbanization affects the precipitation climatology in Tokyo, Japan. A unique aspect of this study is that an ensemble, regional climatological simulation approach is used with sensitivity experiments ... -
A Study of Nocturnal Surface Wind Speed Overprediction by the WRF-ARW Model in Southeastern Texas
(American Meteorological Society, 2013)he overprediction of surface wind speed during nighttime by the Advanced Research core of the Weather Research and Forecasting (WRF-ARW) model was investigated for a period of the Second Texas Air Quality Study (28 May?3 ... -
Triple-Frequency Radar Reflectivity Signatures of Snow: Observations and Comparisons with Theoretical Ice Particle Scattering Models
(American Meteorological Society, 2013)n observation-based study is presented that utilizes aircraft data from the 2003 Wakasa Bay Advanced Microwave Scanning Radiometer Precipitation Validation Campaign to assess recent advances in the modeling of microwave ...