TITLE: Profiler/Sodar ARM Wind Profilers (50 MHz) [ARM] CONTACTS: Richard L. Coulter Environmental Research Division Argonne National Laboratory Argonne, IL 60439 Phone: 708-252-5833 FAX: 708-252-5498 E-mail: rl_coulter@anl.gov 1.0 DATA SET OVERVIEW This data set contains hourly vertical profiles horizontal wind speed and wind direction retrieved from the Department of Energy (DOE) Atmospheric Radiation Measurement (ARM) Southern Great Plains (SGP) 50 MHz Radar Wind Profiler. The 50 MHz profiler was operated at the ARM SGP Central Facility near Lamont, Oklahoma. This data set covers the period from 20 May to 31 July 2003. These data are in netCDF format. 2.0 INSTRUMENT DESCRIPTION 2.1 Instrumentation Complete information on the ARM 50 MHz profiler instrumentation is available from ARM at: http://www.arm.gov/docs/instruments/static/rwp.html 2.2 Station Locations Site Elevation (m) Lat. Long. ------------------------------------------------------ Central Facility 312 36.600 N 97.487 W 3.0 DATA COLLECTION AND PROCESSING Complete information on the ARM 50 MHz profiler data collection and processing is available from ARM at: http://www.arm.gov/docs/instruments/static/rwp.html General information on ARM data quality is available from ARM at: http://dq.arm.gov/cgi-bin/dqmenu.pl UCAR/JOSS conducted no processing or quality control on these data. 4.0 DATA FORMAT AND FILE NAMING 4.1 Data Format These data are in network Common Data Form (netCDF) format. For information on netCDF see: http://www.unidata.ucar.edu/packages/netcdf/index.html 4.2 File Naming Conventions The file names have the following format: sgp50rwpwindconC1.a1.20030616.001452.cdf where: 50wind is the data type (50 MHz profiler consensus winds) C1 represents the facility id (here ARM SGP central facility) a1 represents the data level 2003 - four digit year 06 - two digit month 16 - two digit day 00 - two digit hour 14 - two digit minute 52 - two digit second cdf - netCDF format extention 5.0 DATA REMARKS None. 6.0 REFERENCES None.