• Michael E. Baldwin
• Eta Model Forecast Sensitivity to Initial Conditions for the 22/23 Feb 98 Florida Tornadoes Case
• Precipitation Adjustment in the Eta Analysis
• Thomas L. Black
• A Test of the Eta Lateral Boundary Conditions Scheme
• Keith F. Brill
• Model Verification System at NCEP
• FVS help file (Jul 2007)
• EMC Verification Database (14 Feb 2002)
• How to edit a trace.ctl file
• ICWF output documentation
• Hui-Ya Chuang
• Eta Model Post Processor Documentation
• WRF Model Post Processor Documentation
• WRF POST tutorial presentation
• William G. Collins
• Preprint on wind profiler quality control for 13th Conference on Weather Analysis and Forecasting (Aug 1993)
• Preprint on VAD wind quality control for 11th Symposium on Meteorological Observations and Instrumentation (Aug 2000)
• Preprint on non-linear quality control in NCEP's 3dvar for 11th Symposium on Meteorological Observations and Instrumentation (Aug 2000)
• Preprint on observation error quality control within the CQCHT for 11th Symposium on Meteorological Observations and Instrumentation (Aug 2000)
• Determination of New Adjustment Tables in Order to Bring Radiosonde Temperature and Height Measurements From Different Sonde Types into Relative Agreement
• Monitoring of Radiosonde Heights and Temperatures by the Complex Quality Control For the NCEP/NCAR Reanalysis
• Geoff DiMego
• Numerical Modeling: Where We Are & Where We Are Going (Jan 07)
• NCEP Verification System User Guide
• Differences Between NAM and GFS (12/07)
• Zavisa Janjic
• An Alternative Approach to Non-hydrostatic Modeling
• Alternative Non-hydrostatic Meso Model Applied to a Wasatch Mountain Wind Storm 2/24/97
• An Alternative Approach to Nonhydrostatic Modeling, Part I: Cold Bubble Test
• An Alternative Approach to Nonhydrostatic Modeling, Part II: Warm Bubble Test
• An Alternative Approach to Nonhydrostatic Modeling, Part III: Nonlinear Mountain Wave Test
• Sajal K. Kar
• A Fully-Implicit Semi-Lagrangian Nonhydrostatic Model Employing a Pressure-Hybrid Vertical Coordinate
• Dennis A. Keyser
• Observational Data Processing at NCEP - Last Revised 10/30/2008
• BUFR:
• BUFR Table A - Last Revised 6/26/2008
• BUFR Table B Descriptors and Mnemonics in NCEP Observational Database - Last Revised 10/20/2008
• BUFR Table D Descriptors and Mnemonics in NCEP Observational Database - Last Revised 10/28/2008
• NCEP BUFR File Structure [with emphasis on embedded BUFR table (A, B, D) messages] - Last Revised 4/2/2008
• NCO's BUFRLIB Software User Guide - Last Revised 3/13/2007
•  **NEW**  Sample Code to Encode Reports into a BUFR File - Last Revised 6/23/2008
• Satellite Data Ingest at NCEP - Last Revised 10/30/2008
• Satellite Ingest Schedule on the NCEP IBM-CCS machine - Last Revised 7/14/2008
• NCO's Summary of NESDIS Ingest - Last Revised 10/16/2008
  
• Observational Data Dumping at NCEP - Last Revised 10/29/2008
• List of valid BUFR data types - Last Revised 9/19/2008
• Mnemonics used to generate BUFR dump files that are later read by the PREPBUFR processing steps - Last Revised 9/25/2008
• Mnemonics used to generate BUFR dump files that bypass PREPBUFR and are later read by the analysis codes - Last Revised 9/19/2008
• NCEP production suite schedule for those networks which originate with a dump of observational data - Last Revised 10/29/2008
  
• User Guide to Interpreting Data Dump Counts in Data Dump Status Files - Last Revised 3/28/2003
• PREPBUFR Processing at NCEP - Last Revised 9/25/2008
• Current PREPBUFR mnemonic table - Last Revised 9/25/2008
• PREPBUFR Report Types:
• Report Types used by Global GFS and GDAS GSl analyses - Last Revised 9/19/2008
  • above but in even more detail - Last revised 9/19/2008
• Report Types used by Global CDAS/reanalysis analyses - Last Revised 6/6/2008
• Report Types used by NAM and NDAS GSI analyses (WRF-NMM model) - Last Revised 9/19/2008
  
  • above but in even more detail - Last revised 9/19/2008
• Report Types used by upper-air Rapid Update Cycle 3DVAR analysis - Last Revised 9/24/2008
• Code table for input report types - Last Revised 1/22/2008
• Code table for observation quality markers - Last Revised 1/22/2008
• PREPBUFR Event Reason Codes:
• PREPRO step (program code 001) - Last Revised 9/25/2008
• SYNDATA step (program code 002) - Last Revised 9/25/2008
• PREVENT step (program code 004) - Last Revised 1/4/2008
• CQCHT step (program code 005) - Last Revised 5/30/2001
• RADCOR step (program code 006) - Last Revised 5/30/2001
• PREPACQC step (program code 007) - Last Revised 9/25/2008
• VIRTMP step (program code 008) - Last Revised 1/4/2008
• CQCPROF step (program code 009) - Last Revised 5/30/2001
• OIQC step (program code 010) - Last Revised 9/25/2008
• CQCVAD step (program code 012) - Last Revised 10/2/2001
• RAOB/PIBAL Balloon Drift Latitude, Longitude, & Time Calculation In PREPBUFR - Last Revised 2/23/2000
• Redesign of the NOAA/NCEP Wind Profiler Quality Control Module - Last Revised 1/3/2003
• Summary of Changes to the PREPDATA Program - Last Revised 9/16/2008
• Sample Code to Decode Reports from a PREPBUFR File - Last Revised 1/28/2002
  
• Summary of the current NCEP analysis system usage of data types that do not pass through PREPBUFR processing - Last Revised 9/19/2008
  
• Historical Documentation of Satellite Data Processing at NCEP - Last Revised 10/28/2008
• Historical Documentation of Non-Satellite Data Processing at NCEP - Last Revised 10/28/2008
• TCVITALS Documentation - Last Revised 8/16/2007
• NMC Office Note 124 - Last Revised 3/2001
• NMC Office Note 29 - Last Revised 3/2001
• Ying Lin
• Test assimilations of the real-time, multi-sensor hourly precipitation analysis into the ncep eta model
• Precipitation Forecast and Verif of the NCEP ETA Model: Major Milestones
• Proposed Automated Quality Control of Real-time Hourly Rain Gauges (26 Feb 2002)
• Assimilation of GOES Cloud Top Pressure Data into the Eta Model (WGNE entry, 10 Mar 2003)
• Crib sheet for editing trace.ctl for FVS
• Guang Ping Lou
• NCEP Global Cyclone Tracking And Verification (Seminar 11/4/2008)
• Geoff Manikin
• Eta Model Support For Aviational Forecasting Efforts Using the Eta Model (Presentation given at 2000 AMS Aviation Conference)
• Eta Model Product Generator Documentation
• Jeff McQueen
• Simplifying The FVS Statistical Calculation And Plotting Process - Last Revised 3/12/2008
• Running FVS Verification Software - Last Revised 3/12/2008
• Fedor Mesinger
• The Sigma vs. Eta issue
• Ken Mitchell
• Land-surface modeling and land data assimilation in the ncep mesoscale eta model
• R. James Purser
• Hybrid Coordinate Employing a Generalization of the Montgomery Potential
• Structural Preconditioning in Optimal Analysis
• A Bayesian Technique for Estimating Continuously Varying Statistical Parameters of a Variational Assimilation
• Meteorological Observational Data Compression: An Alternative to Conventional "Super-obbing"
• Numerical Aspects of the Application of Recursive Filters to Variational Statistical Analysis with Spatially Imhomogenous Covariances
• Radiative Upper Boundary Conditions for a Nonhydrostatic Atmosphere
• Parallel Implementation of Compact Numerical Schemes
• Proposed Semi-Implicit Adaptations of Two Low-Storage Runge-Kutta Schemes. Part I: Theoretical Formulation and Stability Analysis
• A Family of Terrain-Following Theta-Sigma Hybrid Vertical Coordinates
• Eric Rogers
• Enhancements to the Operational "Early" Eta Analysis and Forecast System at the NCEP
• Perry C. Shafran
• NCEP Verification System (NVS) Documentation (23 Feb 07)
• FVS Made Easy (18 Apr 07)
• Qingyun Zhao
• Assimilating Cloud and Precipitation Observations Into the Eta Model to Improve Cloud and Precipitation Forecasts
• Study of Cloud Parameterizations and Their Interaction with Convection in an Operational NWP Model
• Binbin Zhou
• NCEP Grid to Grid Verification System (17 Jul 08)
• Julia Zhu
• The New Precipitation Verification Package: Changes and User Guide
• The New Grid2obs Verification Package: Changes and User Guide - Last Revised 10/24/2008
• Dusanka Zupanski and Milija Zupanski
• Eta-Adjoint Based 4DVAR