Other Online Resources

There exist numerous online resources, similar to the IACDC, for the access of atmospheric and climatic data.

A list of some of these can be found below, along with a link and information on some of the datasets accessible through them.

The Research Data Archive (RDA)



  • Reanalysis data:
    • Arctic System Reanalysis 2
    • BPRC Arctic System Reanalysis (AST)
    • ECMWF 20th Century Reanalysis (ERA-20C)
    • ECMWF ERA15 Reanalysis (ERA15)
    • ECMWF ERA40 Reanalysis Project (ERA40)
    • ECMWF Interim Reanalysis (ERA-I)
    • JMA Japanese 25-year Reanalysis (JRA25)
    • JMA Japanese 55-year Reanalysis (JRA55)
    • NCAR Global Climate Four-Dimensional Data Assimilation Reanalysis (CFDDA)
    • NCEP Climate Forecast System Reanalysis (CFSR)
    • NCEP North American Regional Reanalysis (NARR)
    • NCEP/DOE Reanalysis II (NCEPR2)
    • NCEP/NCAR Reanalysis Project (NNRP)
    • NOAA-CIRES 20th Century Reanalysis (20CR)
  • Station data:
    • Land surface air temperature from numerous stations
  • Other:
    • NCAR Community Earth System Model, EaSM Project Data Set
    • Year of Tropical Convection (YOTC)
    • International Comprehensive Ocean-Atmosphere Dataset (ICOADS)
    • GEWEX Continental-scale International Project (GCIP)
    • International Surface Pressure Databank (ISPD)

Please visit https://rda.ucar.edu/ for more information on these, as well as additional datasets they may provide access to.

The Earth System Research Laboratory (ESRL) Physical Sciences Division (PSD)



  • Gridded Climate Datasets:
    • CMAP Precipitation
    • COBE-SST
    • COBE-SST2 Sea Surface Temperature
    • CPC 0.25X0.25 Daily US Unified Precipitation, Hourly Precipitation and Soil Moisture
    • CRU Air Temperature and Combined Air Temperature/Marine Anomalies V3
    • CRU Air Temperature and Combined Air Temperature/Marine Anomalies V4
    • Dai Palmer Drought Severity Index
    • GFS Model Output
    • GHCN Version 3 Land Temperature Dataset
    • GHCN Version 2 Land Precipitation Dataset
    • NOAA GHCN_CAMS Land Temperature Analysis
    • GISS Surface Temperature Analysis
    • NCEP GODAS Ocean Analysis
    • Global Precipitation Climatology Centre (GPCC)
    • GPCP V2.3 Precipitation
    • ICOADS
    • Interpolated OLR
    • Kaplan SST
    • Livneh Daily Conus Near-Surface Gridded Meteorological and Derived Hydrometeorological Data
    • MSU
    • NCEP Operational Analysis
    • NCEP/NCAR Reanalysis
    • NCEP/NCAR Reanalysis Products Derived at PSD
    • NCEP/DOE Reanalysis II
    • NOAA Extended Reconstructed SST V3b
    • NOAA Extended Reconstructed SST V4
    • NOAA’s Outgoing Longwave Radiation-Daily Climate Data Record (OLR-Daily CDR): PSD Interpolated Version
    • NOAA High-Resolution Blended Analysis of Daily SST and Ice
    • NOAAGlobalTemp
    • NOAA Optimum Interpolated (OI) SST V2
    • NOAA Highly Reflective Clouds
    • NODC (Leviticus) World Ocean Atlas 1994 and 1998
    • NOAA Precipitation Reconstruction (PREC)
    • NOAA PREC Over Land (PREC/L)
    • North American Regional Reanalysis (NARR)
    • Northern Hemisphere EASE-Grid Snow Cover and Sea Ice Extent
    • NOAA-CIRES 20th Century Reanalysis V2 and V2c
    • of Delaware Precipitation and Air Temperature
    • Uninterpolated OLR
  • Wind Profiling Radars
  • Cloud Profiling Radars
  • Air-Sea Fluxes

Please visit https://www.esrl.noaa.gov/psd/ for more information on these, as well as other datasets they may provide access to.

IPCC Data Distribution Centre (DDC)



  • Observations
  • Simulations

For more information on the datasets available through the IPCC DDC, please visit http://www.ipcc-data.org/index.html .