Journal of Atmospheric and Oceanic Technology: Recent submissions
Now showing items 1041-1060 of 5084
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A Statistical Method for Reducing Sidelobe Clutter for the Ku-Band Precipitation Radar on board the GPM Core Observatory
(American Meteorological Society, 2016)statistical method to reduce the sidelobe clutter of the Ku-band precipitation radar (KuPR) of the Dual-Frequency Precipitation Radar (DPR) on board the Global Precipitation Measurement (GPM) Core Observatory is described ... -
Subpixel Characterization of HIRS Spectral Radiances Using Cloud Properties from AVHRR
(American Meteorological Society, 2016)his paper describes a cloud type radiance record derived from NOAA polar-orbiting weather satellites using cloud properties retrieved from the Advanced Very High Resolution Radiometer (AVHRR) and spectral brightness ... -
A WRF-Based Tool for Forecast Sensitivity to the Initial Perturbation: The Conditional Nonlinear Optimal Perturbations versus the First Singular Vector Method and Comparison to MM5
(American Meteorological Society, 2016)forecast sensitivity to initial perturbation (FSIP) analysis tool for the WRF Model was developed. The tool includes two modules respectively based on the conditional nonlinear optimal perturbation (CNOP) method and the ... -
Evaluation of Thermosalinograph and VIIRS Data for the Characterization of Near-Surface Temperature Fields
(American Meteorological Society, 2016)etailed understanding of submesoscale processes and their role in global ocean circulation is constrained, in part, by the lack of global observational datasets of sufficiently high resolution. Here, the potential of ... -
Simulation of Free-Surface Flow Using the Smoothed Particle Hydrodynamics (SPH) Method with Radiation Open Boundary Conditions
(American Meteorological Society, 2016)he smoothed particle hydrodynamics (SPH) technique is a mesh-free numerical method that has great potential to be used in the development of the next generation of numerical ocean models. The implementation of open and ... -
On the Impacts of Different Definitions of Maximum Dimension for Nonspherical Particles Recorded by 2D Imaging Probes
(American Meteorological Society, 2016)nowledge of ice crystal particle size distributions (PSDs) is critical for parameterization schemes for atmospheric models and remote sensing retrieval schemes. Two-dimensional in situ images captured by cloud imaging ... -
Intercomparison of Unmanned Aircraftborne and Mobile Mesonet Atmospheric Sensors
(American Meteorological Society, 2016)esults are presented from an intercomparison of temperature, humidity, and wind velocity sensors of the Tempest unmanned aircraft system (UAS) and the National Severe Storms Laboratory (NSSL) mobile mesonet (NSSL-MM). ... -
All Sonic Anemometers Need to Correct for Transducer and Structural Shadowing in Their Velocity Measurements
(American Meteorological Society, 2015)onic anemometry is fundamental to all eddy-covariance studies of surface energy and ecosystem carbon and water balance. Recent studies have shown that some nonorthogonal anemometers underestimate vertical wind. Here it is ... -
Empirical Polarization Distribution Models for CLARREO-Imager Intercalibration
(American Meteorological Society, 2015)olarization effects bias the performance of various existing passive spaceborne instruments, such as MODIS and the Visible Infrared Imaging Radiometer Suite (VIIRS), as well as geostationary imagers. It is essential to ... -
Improving Unmanned Aerial Vehicle–Based Acoustic Atmospheric Tomography by Varying the Engine Firing Rate of the Aircraft
(American Meteorological Society, 2016)f the acoustic signature of an unmanned aerial vehicle (UAV) is observed as it overflies an array of ground microphones, then the projected and observed Doppler shifts in frequency of the narrowband tones generated by its ... -
Research Aircraft Determination of D-Value Cross Sections
(American Meteorological Society, 2016)se of an airborne platform to determine the dynamics of atmospheric motion has been ongoing for over three decades. Much of the effort has been centered on the determination of the horizontal pressure gradient force along ... -
Taking into Account Atmospheric Uncertainty Improves Sequential Assimilation of SMOS Sea Ice Thickness Data in an Ice–Ocean Model
(American Meteorological Society, 2016)he sensitivity of assimilating sea ice thickness data to uncertainty in atmospheric forcing fields is examined using ensemble-based data assimilation experiments with the Massachusetts Institute of Technology General ... -
Development and Assessment of the Systematically Merged Pacific Ocean Regional Temperature and Salinity (SPORTS) Climatology for Ocean Heat Content Estimations
(American Meteorological Society, 2016)Systematically Merged Pacific Ocean Regional Temperature and Salinity (SPORTS) climatology was created to estimate ocean heat content (OHC) for tropical cyclone (TC) intensity forecasting and other applications. A technique ... -
Identification and Reduction of Retracker-Related Noise in Altimeter-Derived Sea Surface Height Measurements
(American Meteorological Society, 2015)ata from the Jason-2 calibration/validation mission phase have been analyzed to identify the correlation between sea surface height (SSH) and significant wave height (SWH) errors. A cross-spectral analysis indicates that ... -
Calibration, Validation, and Analysis of an Empirical Algorithm for the Retrieval of Wave Spectra from HF Radar Sea Echo
(American Meteorological Society, 2015)he accuracy of the wave products retrieved by a 12-MHz high-frequency (HF) phased-array radar is evaluated for a 5-month period. The two stations composing the system were deployed in 2011 to overlook the Wave Hub, a test ... -
The Challenge of Using Future SWOT Data for Oceanic Field Reconstruction
(American Meteorological Society, 2015)onventional altimetry measures a one-dimensional profile of sea surface height (SSH) along the satellite track. Two-dimensional SSH can be reconstructed using mapping techniques; however, the spatial resolution is quite ... -
Water Surface Height Determination with a GPS Wave Glider: A Demonstration in Loch Ness, Scotland
(American Meteorological Society, 2015)geodetic GPS receiver has been installed on a Wave Glider, an unmanned water surface vehicle. Using kinematic precise point positioning (PPP) GPS, which operates globally without directly requiring reference stations, ... -
Dynamic Mapping of Along-Track Ocean Altimetry: Method and Performance from Observing System Simulation Experiments
(American Meteorological Society, 2016)imulated along-track ocean altimetry data were used to implement the use of a nonlinear dynamic propagator to perform three-dimensional (time and 2D space) interpolation of mesoscale sea surface height (SSH). The method ... -
Overview of Bering and Chukchi Sea Wave States for Four Severe Storms following Common Synoptic Tracks
(American Meteorological Society, 2015)trong storms occur regularly over the ocean west of Alaska. These systems often loiter, generating persistent winds that can result in fully developed marine states that can maximize damage and hazard potential. Detailed ... -
Synthetic Modeling for an Acoustic Exploration System for Physical Oceanography
(American Meteorological Society, 2015)arine multichannel seismic (MCS) data, used to obtain structural reflection images of the earth?s subsurface, can also be used in physical oceanography exploration. This method provides vertical and lateral resolutions of ...