Drought Working Group Science Data Sets as of 2007

DATA SetWeb LinkPeriodSpatial ResolutionTemporal ResolutionProposer 
       
PRECIPITATION      
Global Historical Climatology Network (GHCN)
Global Gridded Product for Precipitation Anomalies
http://www.ncdc.noaa.gov/oa/climate/research/ghcn/ghcngrid.html#OverviewJan 1900 - present5.0 degMonthlySiegfried SchubertAnomalies are from the 1961-90 base period
CPC's US-Mexico gridded station precipitationhttp://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.REGIONAL/.US_Mexico/.daily/.gridded/.archive/.prcp/monthlyAverage/Jan 1948 - Dec 20041.0 degDailyBrad 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 20061.0 degDailyBrad Lyon 
CPC's North & South American Retrospective precip analysishttp://www.cpc.ncep.noaa.gov/products/precip/realtime/retro.shtml   Alfredo Ruiz-Barradas 
Mexico, Central American & Caribbean station Preciphttp://ingrid.ldeo.columbia.edu/Jan 1901 - Dec 19993000 stationsMonthly, daily (soon)Victor Magana (Please provide web link) 
India Sub-division Monsoon Rainfall Datahttp://www.iges.org/india/partha.subdiv.html1871 -2000Divisional rainfall based on 306 stationsSummer seasonal rainfallAlfredo Ruiz-Barradas 
CPC's Global land precipitation reconstruction (PRECL)http://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.PRECL/.prcp/Jan 1948 - Dec 20022.5 deg, landMonthlyBrad Lyon 
Standardized Precipitation Index (SPI) from gage data (UEA gridded)http://iridl.ldeo.columbia.edu/SOURCES/.IRI/.Analyses/.SPI/Jan 1901 - Dec 20020.5 deg, land1, 3, 6, 9 and 12 month indicesBrad 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 20062.5 deg1, 3, 6, 9 and 12 month indicesBrad Lyon 
UEA (Univ of East Anglia) precipitationhttp://iridl.ldeo.columbia.edu/SOURCES/.UEA/.CRU/.TS2p1/.monthly/.prcp/Jan 1901 - Dec 20020.5 deg, landMonthlyBrad 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 20062.5 degMonthlyBrad Lyon 
CPC's CMAP (gauge + satellite + NWP)http://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.Merged_Analysis/.monthly/.v0605/Jan 1979 - Mar 20062.5 degMonthlyAlfredo Ruiz-Barradas 
NASA's GPCPhttp://ingrid.ldeo.columbia.edu/SOURCES/.NASA/.GPCP/.V2/.satellite-gauge/.prcp/Jan 1979 - Dec 20062.5 degMonthlyBrad 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 20060.5 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.govftp: Nomad4.ncep.noaa.govJan 1997 - present0.125 deg Kingtse MoDriven by observed precipitation, humidity, low-level winds and radiation
NASA LDAS: Mosaic Contact: Brian.Cosgrove@gsfc.nasa.gov Oct 1996 - present0.125 deg Kingtse MoDriven by observed precipitation, humidity, low-level winds and radiation
U Washington: VIC Historical run (Maurer et al. 2002) Contact: Andy Wood: aww@hydro.washington.eduhttp://www.hydro.washington.edu/forecast/monitorJan 1915 - Dec 200350 km Dennis Lettenmaier Kingtse MoDriven by observed precipitation, humidity, low-level winds and radiation
VIC-Modified (Eric Wood / Ken Mitchell) Contact: Youlong.Xia@noaa.gov Jan 1997 - present  Kingtse MoDriven 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 Reanalysishttp://nomads.ncdc.noaa.gov/#narr_datasetsJan 1979 - present32 km, regional3-hourlyAlfredo Ruiz-BarradasSounding, 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.htmlJan 1870 - Dec 2005  Alfredo Ruiz-Barradas 
CPC Drought Monitoringhttp://www.cpc.noaa.gov/products/monitoring_and_data/drought.shtml     
NCDC's Drought portalhttp://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 periodsAt ERA-40 and NARR resolutionMonthlySumant NigamDai 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 ANOMALYhttp://iridl.ldeo.columbia.edu/SOURCES/.NOAA/.NCEP/.CPC/.CAMS/.anomaly/.temp/Jan 1950 - present2.0 deg Brad Lyon 
Univ of East Anglia (UEA) Surface Air Temperaturehttp://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#OverviewJan 1880 - present5.0 degMonthlySiegfried SchubertAnomalies 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 20051.0 degMonthlyAlfredo Ruiz-Barradas 
Reynolds Optimum Interpolation SST, version 2http://www.emc.ncep.noaa.gov/research/cmb/sst_analysis/Dec 1981 - Dec 20061.0 degMonthly, weeklyAlfredo Ruiz-Barradas 
 http://dss.ucar.edu/datasets/ds277.0/data/oiv2/Dec 1981 - Dec 20061.0 degMonthly, weeklyAlfredo Ruiz-Barradas 
Joint Environmental Analysis Data Center (Warren White's) Sub-surface Temperatures:http://jedac.ucsd.edu/DATA_IMAGES/index.htmlJan 1955 - Dec 2003 MonthlyAlfredo 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-25http://jra.kishou.go.jp/index_en.html   Alfredo Ruiz-Barradas 
North American Regional Reanalysishttp://nomads.ncdc.noaa.gov/#narr_datasetsJan 1979 - present32 km, regional3-hourlyAlfredo Ruiz-BarradasSounding, satellite and PRECIPITATION data is assimilated
 http://dss.ucar.edu/datasets/ds608.0/Jan 1979 - May 200632 km, regional3-hourlyAlfredo Ruiz-Barradas 
ECMWF's ERA-40 Reanalysishttp://data.ecmwf.int/data/     
NCEP/DOE Reanalysis 2http://dss.ucar.edu/pub/reanalysis2/   Alfredo Ruiz-Barradas 
 http://www.cpc.ncep.noaa.gov/products/wesley/reanalysis2/ndex.html   Alfredo Ruiz-Barradas 
NCEP/NCAR Reanalysishttp://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 Reanalysishttp://www.atmos.umd.edu/~ocean/Jan 1950 - Dec 2003  Alfredo Ruiz-Barradas 
ECCO Reanalysishttp://www.ecco-group.org/Jan 1950 - Dec 20001.0 deg Alfredo Ruiz-Barradas 
       
DATA LIBRARIES      
UCAR Data Libraryhttp://www.dss.ucar.edu/catalogs/   Alfredo Ruiz-Barradas 
IRI LDEO Climate data Libraryhttp://ingrid.ldgo.columbia.edu/   Alfredo Ruiz-Barradas 
Met Office Hadley Centre Data Setshttp://hadobs.metoffice.com/   Alfredo Ruiz-Barradas 
UK's UEA Climatic Research Unit & Tyndall Centrehttp://www.cru.uea.ac.uk/~timm/data/index-table.html   Alfredo Ruiz-Barradas 
NOAA's Earth System Research Laboratoryhttp://www.cdc.noaa.gov/PublicData/   Alfredo Ruiz-Barradas 
University of Washington's JISAO Data Libraryhttp://jisao.washington.edu/data.html   Alfredo Ruiz-Barradas 
University of Delaware Climate Data Libraryhttp://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