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Gelman's CAC Global Analyses, September 1978 to February 1998

This dataset contains global once-daily and monthly-mean gridded analyses for September 1978 to February 1998, which were produced by NMC's operational models. At mandatory levels from 1000mb up to 0.4mb, grids contain geopotential height and temperature. At the tropopause, grids contain pressure and temperature. Also included are total column ozone and upward flux of longwave radiation.

The grid is a 65x65 polar-stereographic grid, centered on the Pole (North or South). Global coverage is provided by combining two grids, one for the Northern Hemisphere and one for the Southern Hemisphere.

The Flattery analysis method was used through 26 July 1984, so the usefulness of grids in that period is suspect. After that time, the analysis method used was the same as for other NMC global archives.


PERIODS: 1978-09 to 1996-05
VARIABLES:
Air TemperatureGeopotential HeightTropospheric Ozone

ON84 parameter table
LEVELS: See the detailed metadata for level information
TYPES: Grid
COVERAGE: Longitude Range: Westernmost=180W Easternmost=180E
Latitude Range: Southernmost=90S Northernmost=90N
Detailed coverage information
SOURCES: DOC/NOAA/NWS/NCEP/CPC
Climate Prediction Center, National Centers for Environmental Prediction, National Weather Service, NOAA, U.S. Department of Commerce
PUBLICATIONS: Randel, W.J., 1987: Global atmospheric circulation statistics, 1000 - 1 mb. TN-295, National Center for Atmospheric Research, 245 pp.

Recommended acknowledgement for this dataset:
"The data for this study are from the Research Data Archive (RDA) which is maintained by the Computational and Information Systems Laboratory (CISL) at the National Center for Atmospheric Research (NCAR). NCAR is sponsored by the National Science Foundation (NSF). The original data are available from the RDA (http://dss.ucar.edu) in dataset number ds067.1."
VOLUME: 5.81 GBytes (Entire dataset)
Volume details by subset
DATA FORMATS: NCEP ON84, DSS Octagonal Grid
MORE DETAILS: View more details for this dataset, including dataset citation, data contributors, and other detailed metadata
CONTACT: For assistance with this dataset, please contact Bob Dattore (303-497-1825) . If the specialist is unavailable, please contact Data Help.
DATA ACCESS: Click the tab here or in the navigation bar at the top of the page.
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