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  <attribute name="Conventions" value="CF-1.0" />
  <attribute name="curator" value="Dr. Jian-Jian Wang&#xA;ESSIC, University of Maryland College Park&#xA;College Park, MD  20742  USA&#xA;Phone: +1 301-405-4887" />
  <attribute name="citation" value="Adler, R.F., G.J. Huffman, A. Chang, R. Ferraro, P. Xie, J. Janowiak, B. &#xA;Rudolf, U. Schneider, S. Curtis, D. Bolvin, A. Gruber, J. Susskind, P. &#xA;Arkin, 2003: The Version 2 Global Precipitation Climatology Project &#xA;(GPCP) Monthly Precipitation Analysis (1979 - Present). J. Hydrometeor., &#xA;4(6), 1147-1167." />
  <attribute name="title" value="GPCP Version 2.3 Combined Precipitation Dataset (Final)" />
  <attribute name="platform" value="NOAA POES (Polar Orbiting Environmental Satellites)" />
  <attribute name="source_obs" value="CDR RSS SSMI/SSMIS Tbs over ocean &#xA;CDR SSMI/SSMIS rainrates over land (Ferraro) &#xA;Geo-IR (Xie) calibrated by SSMI/SSMIS rainrates for sampling &#xA;TOVS/AIRS empirical precipitation estimates at higher latitudes &#xA;(ocean and land) &#xA;GPCC gauge analysis to bias correct satellite estimates over land and &#xA;merge with satellite based on sampling &#xA;OLR Precipitation Index (OPI) (Xie) used for period before 1988" />
  <attribute name="documentation" value="http://www.esrl.noaa.gov/psd/data/gridded/data.gpcp.html" />
  <attribute name="version" value="V2.3" />
  <attribute name="Acknowledgement" value="&#xA;" />
  <attribute name="contributor_name" value="Robert Adler    University of Maryland &#xA;George Huffman  NASA Goddard Space Flight Center &#xA;David Bolvin    NASA Goddard Space Flight Center/SSAI &#xA;Eric Nelkin     NASA Goddard Space Flight Center/SSAI &#xA;Udo Schneider   GPCC, Deutscher Wetterdienst &#xA;Andreas Becker  GPCC, Deutscher Wetterdienst &#xA;Long Chiu       George Mason University &#xA;Mathew Sapiano  University of Maryland &#xA;Pingping Xie    Climate Prediction Center, NWS, NOAA &#xA;Ralph Ferraro   NESDIS, NOAA &#xA;Jian-Jian Wang  University of Maryland &#xA;Guojun Gu       University of Maryland" />
  <attribute name="dataset_title" value="Global Precipitation Climatology Project (GPCP) Monthly Analysis Product" />
  <attribute name="description" value="https://data.nodc.noaa.gov/cgi-bin/iso?id=gov.noaa.ncdc:C00970" />
  <attribute name="source" value="https://www.ncei.noaa.gov/data/global-precipitation-climatology-project-gpcp-monthly/access/" />
  <attribute name="source_documentation" value="https://www.ncdc.noaa.gov/cdr/atmospheric/precipitation-gpcp-monthly" />
  <attribute name="NCO" value="4.6.9" />
  <attribute name="history" value="Generated at NOAA/ESRL PSD Sep 9 2016 based on data from source &#xA;and stored in single netCDF4 file" />
  <attribute name="References" value="http://www.psl.noaa.gov/data/gridded/data.gpcp.html" />
  <attribute name="data_comment" value="Interim data covers 2024/11 through latest." />
  <attribute name="_NCProperties" value="version=2,netcdf=4.8.1,hdf5=1.12.1" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="lat" length="72" />
  <dimension name="nv" length="2" />
  <dimension name="lon" length="144" />
  <dimension name="time" length="6" isUnlimited="true" />
  <dimension name="init_year" length="42" />
  <group name="CFMetadata">
    <attribute name="geospatial_lon_min" value="1.25" type="float" />
    <attribute name="geospatial_lat_min" value="-88.75" type="float" />
    <attribute name="geospatial_lon_max" value="358.75" type="float" />
    <attribute name="geospatial_lat_max" value="88.75" type="float" />
    <attribute name="geospatial_lon_units" value="degrees_east" />
    <attribute name="geospatial_lat_units" value="degrees_north" />
    <attribute name="geospatial_lon_resolution" value="2.5" />
    <attribute name="geospatial_lat_resolution" value="2.5" />
    <attribute name="time_coverage_start" value="1970-11-16T00:00:00Z" />
    <attribute name="time_coverage_end" value="1971-04-16T00:00:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="2609280.0" />
    <attribute name="time_coverage_duration" value="P0Y0M151DT0H0M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-09-26" />
    <attribute name="nciso_version" value="2.4.8" />
  </group>
  <variable name="time_bnds" shape="init_year time nv" type="float">
    <attribute name="_FillValue" type="float" value="NaN" />
    <attribute name="comment" value="time bounds for each time value" />
    <attribute name="calendar" value="proleptic_gregorian" />
    <attribute name="units" value="days since 1800-01-01" />
    <attribute name="_ChunkSizes" type="uint" value="42 1 2" />
  </variable>
  <variable name="lat_bnds" shape="init_year lat nv" type="float">
    <attribute name="_FillValue" type="float" value="NaN" />
    <attribute name="units" value="degrees_north" />
    <attribute name="comment" value="latitude values at the north and south bounds of each pixel." />
  </variable>
  <variable name="lon_bnds" shape="init_year lon nv" type="float">
    <attribute name="_FillValue" type="float" value="NaN" />
    <attribute name="units" value="degrees_east" />
    <attribute name="comment" value="longitude values at the west and east bounds of each pixel." />
  </variable>
  <variable name="precip" shape="init_year time lat lon" type="float">
    <attribute name="_FillValue" type="float" value="NaN" />
    <attribute name="least_significant_digit" type="short" value="2" />
    <attribute name="long_name" value="Average Monthly Rate of Precipitation" />
    <attribute name="valid_range" type="float" value="0.0 100.0" />
    <attribute name="units" value="mm/day" />
    <attribute name="precision" type="short" value="32767" />
    <attribute name="var_desc" value="Precipitation" />
    <attribute name="dataset" value="GPCP Version 2.3 Combined Precipitation Dataset" />
    <attribute name="level_desc" value="Surface" />
    <attribute name="statistic" value="Mean" />
    <attribute name="parent_stat" value="Mean" />
    <attribute name="actual_range" type="float" value="0.0 47.327435" />
    <attribute name="missing_value" type="float" value="-9.96921E36" />
    <attribute name="_ChunkSizes" type="uint" value="42 1 72 144" />
  </variable>
  <variable name="lat" shape="lat" type="float">
    <attribute name="_FillValue" type="float" value="NaN" />
    <attribute name="units" value="degrees_north" />
    <attribute name="actual_range" type="float" value="88.75 -88.75" />
    <attribute name="long_name" value="Latitude" />
    <attribute name="standard_name" value="latitude" />
    <attribute name="axis" value="Y" />
    <attribute name="_CoordinateAxisType" value="Lat" />
  </variable>
  <variable name="lon" shape="lon" type="float">
    <attribute name="_FillValue" type="float" value="NaN" />
    <attribute name="units" value="degrees_east" />
    <attribute name="long_name" value="Longitude" />
    <attribute name="actual_range" type="float" value="1.25 358.75" />
    <attribute name="standard_name" value="longitude" />
    <attribute name="axis" value="X" />
    <attribute name="_CoordinateAxisType" value="Lon" />
  </variable>
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