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A Kalman Filter to Improve Measurements of Wind from NSF/NCAR Research Aircraft
To improve the measurements of wind made from NSF/NCAR aircraft, a Kalman filter is developed and applied to archived data files from research projects. The filter is an error-...- publication PDF
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The Relative Accuracy of ALPEX Aircraft Data / an Evaluation of the ALPEX...
During the ALPEX progran, three participating large research aircraft - the NCAR Electra, the NOAA P5, and the DFVLR Falcon - joined for an interccmparison flight. Using the...- publication PDF
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The NCAR In Situ Turbulence Detection Algorithm
Historically, there has been one main source for routine turbulence observations for the aviation community, namely pilot reports. Although useful for tactical turbulence...- publication PDF
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International Workshop on the Airborne Measurement of Wind, Turbulence, and...
This report summarizes the sessions of the International Workshop on the Airboune Measurement of Wind, Turbulence and Position. It includes oral presentations as well as working...- publication PDF
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Flux and Sounding Data From the NCAR King Air Aircraft During HAPEX
This technical note describes the operation of the NCAR King Air aircraft during HAPEX, the methods of processing the data, and presents a large portion of the data from the...- publication PDF
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Circulation Statistics From January and July Simulation With the NCAR...
This article does not have an abstract or article summary.- publication PDF
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Circulation Statistics From Seasonal and Perpetual January and July...
This article does not have an abstract or article summary.- publication PDF
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Ground-based Velocity-measurement Performance of the NCAR Airborne Infrared...
This article does not have an abstract or article summary.- publication PDF
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Characterization of Uncertainty in Measurements of Wind from the NSF/NCAR...
This technical note presents an analysis of uncertainty for measurements of wind from the Gulfstream V research aircraft operated by the National Center for Atmospheric Research...- publication PDF
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NCEP/DOE Reanalysis 2 Monthly Means
The monthly means of 6 hourly NCEP/DOE Reanalysis 2 data, archived in ds091.0 dataset, are archived in this dataset. The data files are in WMO GRIB format.- dataset GRIB
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ECMWF TOGA Global Hybrid Tropospheric Analyses, July 1990 to June 1991
This dataset contains ECMWF operational model output at the surface and on nineteen hybrid levels. The grids cover a one-year period of the Tropical Ocean Global Atmosphere...- dataset GRIB
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GFDL Climate Model Outputs for Carbon Dioxide Studies
This dataset contains model outputs from climate models at the Geophysical Fluid Dynamics Laboratory (GFDL). The various model runs were made in 1989 (with one rerun in 1991)....- dataset Binary
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ERA-40 Monthly Means of Upper Air Pressure Level Analysis
Monthly means pressure level analysis data from ECMWF ERA-40 reanalysis project are in this archive.- dataset GRIB
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ERA5 monthly mean back extension 1950-1978 (Preliminary version)
ECMWF has announced that the Copernicus Climate Change Service (C3S) has begun the release of the ERA5 back extension data covering the period 1950-1978 on the Climate Data...- dataset GRIB NetCDF
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TAMIP
NSF NCAR Community Climate System Model 4 Transpose AMIP Project- dataset NetCDF
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ERA-20C Project (ECMWF Atmospheric Reanalysis of the 20th Century)
ERA-20C is ECMWF's first atmospheric reanalysis of the 20th century, from 1900-2010. It assimilates observations of surface pressure and surface marine winds only. It is an...- dataset GRIB
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JRA-55C: The Japanese 55-year Reanalysis Using Conventional Data Only
As a subset of the Japanese 55-year Reanalysis (JRA-55) project, the Meteorological Research Institute of the Japan Meteorological Agency has conducted a global atmospheric...- dataset GRIB
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ERA-40 Model Level Variances and Covariances
The ERA-40 model level variances and covariances with respect to the monthly means are in this dataset.- dataset GRIB
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JRA-55: Japanese 55-year Reanalysis, Daily and Monthly Climatologies, 1991-2020
The Japan Meteorological Agency (JMA) conducted JRA-55, the second Japanese global atmospheric reanalysis project. It covers 55 years, extending back to 1958, coinciding with...- dataset GRIB
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Daily Northern Hemisphere Time Series Tropospheric Analyses
This dataset contains a time-series collection of daily gridded Northern Hemisphere tropospheric data on a 47-by-51 polar-stereographic grid. These grids have been assembled by...- dataset OTHER
