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RISComparing Impacts of Satellite Data Assimilation and Lateral Boundary Conditions on Regional Model Forecasting: A Case Study of Hurricane Sandy (2012)
Publisher: American Meteorological Society
Abstract: he impacts of both satellite data assimilation (DA) and lateral boundary conditions (LBCs) on the Hurricane Weather Research and Forecasting (HWRF) Model forecasts of Hurricane Sandy 2012 were assessed. To investigate the ...
Potential Gaps in the Satellite Observing System Coverage: Assessment of Impact on NOAA’s Numerical Weather Prediction Overall Skills
Publisher: American Meteorological Society
Abstract: he current constellation of environmental satellites is at risk of degrading due to several factors. This includes the following: 1) loss of secondary polar-orbiting satellites due to reaching their nominal lifetimes, 2) ...
Impact Assessment of Assimilating NASA’s RapidScat Surface Wind Retrievals in the NOAA Global Data Assimilation System
Publisher: American Meteorological Society
Abstract: AbstractThe National Aeronautics and Space Administration (NASA) RapidScat scatterometer on board the International Space Station (ISS) provides observations of surface winds that can be assimilated into numerical weather ...
Impact Assessment of Himawari-8 AHI Data Assimilation in NCEP GDAS/GFS with GSI
Publisher: American Meteorological Society
Abstract: s the first of the next-generation geostationary meteorological satellites, Himawari-8 was successfully launched in October 2014 by the Japan Meteorological Agency (JMA) and placed over the western Pacific Ocean domain at ...
Leveraging Modern Artificial Intelligence for Remote Sensing and NWP: Benefits and Challenges
Publisher: American Meteorological Society
Abstract: Artificial intelligence (AI) techniques have had significant recent successes in multiple fields. These fields and the fields of satellite remote sensing and NWP share the same fundamental underlying needs, including signal ...
Realizing the Benefits of AI across the Numerical Weather Prediction Value Chain
Publisher: American Meteorological Society
All-Sky Radiance Assimilation of ATMS in HWRF: A Demonstration Study
Publisher: American Meteorological Society
Abstract: Satellite all-sky radiances from the Advanced Technology Microwave Sounder (ATMS) are assimilated into the Hurricane Weather Research and Forecasting (HWRF) Model using the hybrid Gridpoint Statistical Interpolation analysis ...
An Empirical Cumulative Density Function Approach to Defining Summary NWP Forecast Assessment Metrics
Publisher: American Meteorological Society
Abstract: he empirical cumulative density function (ECDF) approach can be used to combine multiple, diverse assessment metrics into summary assessment metrics (SAMs) to analyze the results of impact experiments and preoperational ...
Community Global Observing System Simulation Experiment (OSSE) Package (CGOP): Perfect Observations Simulation Validation
Publisher: American Meteorological Society
Abstract: AbstractThe simulation of observations?a critical Community Global Observing System Simulation Experiment (OSSE) Package (CGOP) component?is validated first by a comparison of error-free simulated observations for the first ...
Community Global Observing System Simulation Experiment (OSSE) Package (CGOP): Assessment and Validation of the OSSE System Using an OSSE–OSE Intercomparison of Summary Assessment Metrics
Publisher: American Meteorological Society
Abstract: AbstractObserving system simulation experiments (OSSEs) are used to simulate and assess the impacts of new observing systems planned for the future or the impacts of adopting new techniques for exploiting data or for ...