Drought Working Group Science Data Sets as of 2007

DATA Set Web Link Period Spatial Resolution Temporal Resolution Proposer  
             
PRECIPITATION            
Global Historical Climatology Network (GHCN)
Global Gridded Product for Precipitation Anomalies
http://www.ncdc.noaa.gov/oa/climate/research/ghcn/ghcngrid.html#Overview Jan 1900 - present 5.0 deg Monthly Siegfried Schubert Anomalies are from the 1961-90 base period
CPC's US-Mexico gridded station precipitation http://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.REGIONAL/.US_Mexico/.daily/.gridded/.archive/.prcp/monthlyAverage/ Jan 1948 - Dec 2004 1.0 deg Daily Brad Lyon  
CPC's US-Mexico gridded station precip (REALTIME) http://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.REGIONAL/.US_Mexico/.daily/.gridded/.realtime/.prcp/monthlyAverage/ May 2001 - Dec 2006 1.0 deg Daily Brad Lyon  
CPC's North & South American Retrospective precip analysis http://www.cpc.ncep.noaa.gov/products/precip/realtime/retro.shtml       Alfredo Ruiz-Barradas  
Mexico, Central American & Caribbean station Precip http://ingrid.ldeo.columbia.edu/ Jan 1901 - Dec 1999 3000 stations Monthly, daily (soon) Victor Magana (Please provide web link)  
India Sub-division Monsoon Rainfall Data http://www.iges.org/india/partha.subdiv.html 1871 -2000 Divisional rainfall based on 306 stations Summer seasonal rainfall Alfredo Ruiz-Barradas  
CPC's Global land precipitation reconstruction (PRECL) http://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.PRECL/.prcp/ Jan 1948 - Dec 2002 2.5 deg, land Monthly Brad Lyon  
Standardized Precipitation Index (SPI) from gage data (UEA gridded) http://iridl.ldeo.columbia.edu/SOURCES/.IRI/.Analyses/.SPI/ Jan 1901 - Dec 2002 0.5 deg, land 1, 3, 6, 9 and 12 month indices Brad Lyon  
Standardized Precipitation Index (SPI) from Merged gage-satellite data (CPC/CMAP, NASA/GPCP) http://iridl.ldeo.columbia.edu/SOURCES/.IRI/.Analyses/.SPI/ Jan 1979 - Dec 2006 2.5 deg 1, 3, 6, 9 and 12 month indices Brad Lyon  
UEA (Univ of East Anglia) precipitation http://iridl.ldeo.columbia.edu/SOURCES/.UEA/.CRU/.TS2p1/.monthly/.prcp/ Jan 1901 - Dec 2002 0.5 deg, land Monthly Brad Lyon  
CPC's CMAP-2 (gauge + satellite) http://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.Merged_Analysis/.monthly/.latest/.ver2/.prcp_est/ Jan 1979 - Aug 2006 2.5 deg Monthly Brad Lyon  
CPC's CMAP (gauge + satellite + NWP) http://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.Merged_Analysis/.monthly/.v0605/ Jan 1979 - Mar 2006 2.5 deg Monthly Alfredo Ruiz-Barradas  
NASA's GPCP http://ingrid.ldeo.columbia.edu/SOURCES/.NASA/.GPCP/.V2/.satellite-gauge/.prcp/ Jan 1979 - Dec 2006 2.5 deg Monthly Brad Lyon  
             
LAND Surface and Subsurface Data            
CPC's global soil moisture (van den Dool's) http://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.GMSM/.w/ Jan 1948 - Nov 2006 0.5 deg, land   Brad Lyon  
Global Soil Wetness Project, vesrion 2 (GSWP-2) http://www.iges.org/gswp2/   1.0 deg   Alfredo Ruiz-Barradas  
COLA's Global Off-line Land-surface Data Set (GOLD) http://www.iges.org/gold/ Jan 1979 - Dec 1999     Alfredo Ruiz-Barradas  
NLDAS: NOAH land-surface model (revised vegetation) Contact: Helin.Wei@noaa.gov ftp: Nomad4.ncep.noaa.gov Jan 1997 - present 0.125 deg   Kingtse Mo Driven by observed precipitation, humidity, low-level winds and radiation
NASA LDAS: Mosaic Contact: Brian.Cosgrove@gsfc.nasa.gov   Oct 1996 - present 0.125 deg   Kingtse Mo Driven by observed precipitation, humidity, low-level winds and radiation
U Washington: VIC Historical run (Maurer et al. 2002) Contact: Andy Wood: aww@hydro.washington.edu http://www.hydro.washington.edu/forecast/monitor Jan 1915 - Dec 2003 50 km   Dennis Lettenmaier Kingtse Mo Driven by observed precipitation, humidity, low-level winds and radiation
VIC-Modified (Eric Wood / Ken Mitchell) Contact: Youlong.Xia@noaa.gov   Jan 1997 - present     Kingtse Mo Driven by observed precipitation, humidity, low-level winds and radiation
SAC (To be rerun with new developments) Contact: Ken Mitchell   Jan 1997 - present     Kingtse Mo  
COUPLED Atmosphere-Land-surface model North American Regional Reanalysis http://nomads.ncdc.noaa.gov/#narr_datasets Jan 1979 - present 32 km, regional 3-hourly Alfredo Ruiz-Barradas Sounding, satellite and PRECIPITATION data is assimilated; has 4-layers of soil moisture
             
PALMER Drought Severity Index            
Global PDSI data set (Dai, Trenberth & Qian 2004) http://www.cgd.ucar.edu/cas/catalog/climind/pdsi.html Jan 1870 - Dec 2005     Alfredo Ruiz-Barradas  
CPC Drought Monitoring http://www.cpc.noaa.gov/products/monitoring_and_data/drought.shtml          
NCDC's Drought portal http://lwf.ncdc.noaa.gov/oa/climate/research/monitoring.html#drought          
PDSI for ERA-40 and North American Reg.Reanalysis Contact: Kris Karnauskas; kris@essic.umd.edu   For ERA-40 and NARR periods At ERA-40 and NARR resolution Monthly Sumant Nigam Dai et al.'s algorithm (with modifications) was applied to ERA-40 and NARR data to develop a consistent PDSI product
UCAR's Informed Guide to Climate Data Sets: http://www.cgd.ucar.edu/cas/guide/       Alfredo Ruiz-Barradas  
             
Surface AIR Temperature            
CPC's surface air-temperature ANOMALY http://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.CAMS/.anomaly/.temp/ Jan 1950 - present 2.0 deg   Brad Lyon  
Univ of East Anglia (UEA) Surface Air Temperature http://www.cru.uea.ac.uk/cru/data/temperature/       Alfredo Ruiz-Barradas  
Global Historical Climatology Network (GHCN)
Global Gridded Product for Temperature Anomalies
http://www.ncdc.noaa.gov/oa/climate/research/ghcn/ghcngrid.html#Overview Jan 1880 - present 5.0 deg Monthly Siegfried Schubert Anomalies are from the 1961-90 base period
             
Sea Surface/Subsurface Temperature            
Hadley's SST and Sea-Ice (HadlSST) http://hadobs.metoffice.com/hadisst/          
  http://dss.ucar.edu/datasets/ds277.3/ Jan 1870 - Dec 2005 1.0 deg Monthly Alfredo Ruiz-Barradas  
Reynolds Optimum Interpolation SST, version 2 http://www.emc.ncep.noaa.gov/research/cmb/sst_analysis/ Dec 1981 - Dec 2006 1.0 deg Monthly, weekly Alfredo Ruiz-Barradas  
  http://dss.ucar.edu/datasets/ds277.0/data/oiv2/ Dec 1981 - Dec 2006 1.0 deg Monthly, weekly Alfredo Ruiz-Barradas  
Joint Environmental Analysis Data Center (Warren White's) Sub-surface Temperatures: http://jedac.ucsd.edu/DATA_IMAGES/index.html Jan 1955 - Dec 2003   Monthly Alfredo Ruiz-Barradas  
Atmospheric Upper-air Station Data            
GFDL monthly atmospheric circulation analysis (Oort) http://dss.ucar.edu/datasets/ds217.1/       Alfredo Ruiz-Barradas  
             
Atmospheric Reanalyses            
Japanese Reanalysis JRA-25 http://jra.kishou.go.jp/index_en.html       Alfredo Ruiz-Barradas  
North American Regional Reanalysis http://nomads.ncdc.noaa.gov/#narr_datasets Jan 1979 - present 32 km, regional 3-hourly Alfredo Ruiz-Barradas Sounding, satellite and PRECIPITATION data is assimilated
  http://dss.ucar.edu/datasets/ds608.0/ Jan 1979 - May 2006 32 km, regional 3-hourly Alfredo Ruiz-Barradas  
ECMWF's ERA-40 Reanalysis http://data.ecmwf.int/data/          
NCEP/DOE Reanalysis 2 http://dss.ucar.edu/pub/reanalysis2/       Alfredo Ruiz-Barradas  
  http://www.cpc.ncep.noaa.gov/products/wesley/reanalysis2/ndex.html       Alfredo Ruiz-Barradas  
NCEP/NCAR Reanalysis http://dss.ucar.edu/pub/reanalysis/       Alfredo Ruiz-Barradas  
  http://www.cpc.ncep.noaa.gov/products/wesley/reanalysis.html       Alfredo Ruiz-Barradas  
  http://ingrid.ldgo.columbia.edu/SOURCES/.NOAA/.NCEP-NCAR/       Alfredo Ruiz-Barradas  
             
Oceanic Reanalyses            
University of Maryland Ocean Reanalysis http://www.atmos.umd.edu/~ocean/ Jan 1950 - Dec 2003     Alfredo Ruiz-Barradas  
ECCO Reanalysis http://www.ecco-group.org/ Jan 1950 - Dec 2000 1.0 deg   Alfredo Ruiz-Barradas  
             
DATA LIBRARIES            
UCAR Data Library http://www.dss.ucar.edu/catalogs/       Alfredo Ruiz-Barradas  
IRI LDEO Climate data Library http://ingrid.ldgo.columbia.edu/       Alfredo Ruiz-Barradas  
Met Office Hadley Centre Data Sets http://hadobs.metoffice.com/       Alfredo Ruiz-Barradas  
UK's UEA Climatic Research Unit & Tyndall Centre http://www.cru.uea.ac.uk/~timm/data/index-table.html       Alfredo Ruiz-Barradas  
NOAA's Earth System Research Laboratory http://www.cdc.noaa.gov/PublicData/       Alfredo Ruiz-Barradas  
University of Washington's JISAO Data Library http://jisao.washington.edu/data.html       Alfredo Ruiz-Barradas  
University of Delaware Climate Data Library http://climate.geog.udel.edu/~climate/       Alfredo Ruiz-Barradas  
             
DATA Set Guide            
UCAR's Informed Guide to Climate Data Sets: http://www.cgd.ucar.edu/cas/guide/       Alfredo Ruiz-Barradas