S-RIP: Links - Monthly-mean Reanalysis Data

Direct Links to Monthly-mean Reanalysis Data

ERA-Interim ( click for "Low" resolution; click for "Full" resolution; ): Period: January 1979 - present; Format: GRIB or netCDF; Note: One time registration is necessary.; Note: ECMWF data FAQ answers many of your questions.; References: Dee et al. 2011
ERA-40 (click): Period: September 1957 - August 2002; Format: GRIB or netCDF; Note: One time registration is necessary.; Note: ECMWF data FAQ answers many of your questions.; References: Uppala et al. 2005
JRA-55 (click): Period: January 1958 - present; Format: GRIB; Note: Registration (to get ID and password) is necessary to download data.; Note: Monthly data are now available (October 2013). JRA-55 data will be also available from other, non-JMA websites. See the release schedule at the JRA-55 website for further details.; References: Ebita et al. 2011
JRA-25/JCDAS (click): Period: January 1979 - December 2013(?); Format: GRIB (or 4-byte big_endian for Monthly Means); Note: Registration (to get ID and password) is necessary to download data.; Note: The distribution of the JRA-25/JCDAS data (from the JMA site) will be terminated at the end of February 2014. But, JRA-25/JCDAS data will still be available through NCAR's Research Data Archive.; References: Onogi et al. 2007; see also Ebita et al. 2011
MERRA (click): (after "click", select the data product (e.g., "Monthly DAS 3d analyzed state on pressure (instM_3d_ana_Np)"); then select "Spatial Search", "Temporal Order Option", "Parameters", etc.; click "Start Search" to create a wget-list file; download the wget-list file (click "the list of URLs"); and run wget command on your computer by following the instruction.); Period: January 1979 - present; Format: HDF or netCDF; Note: Longitude is from -180 through 0 to +180 degree, and latitude is from -90 through 0 to +90 degree.; Note: MERRA netCDF files do not contain the unit information. See File Specification documents for the unit and other detailed information.; References: Rienecker et al. 2011
NCEP CFSR (click): Period: January 1979 - December 2009; Format: GRIB2 (netCDF at rda.ucar.edu); Note: Data files are archived monthly under http://nomads.ncdc.noaa.gov/data/cfsrmon/ (e.g., http://nomads.ncdc.noaa.gov/data/cfsrmon/197901/*.*). One way is to write a "shell script" to "wget" the interested files.; Note: pgbhnl files for 0.5x0.5 deg., and pgblnl files for 2.5x2.5 deg.; (If you cannot find the "aggregation" files for the parameters such as "prate" or "ulwtoa" at the above NOMADS site, go to the UCAR site at http://rda.ucar.edu/); References: Saha et al. 2010; Saha et al. 2010 supplement
NCEP/DOE AMIP-II (R2) (click): Period: January 1979 - present; Format: netCDF; References: Kanamitsu et al. 2002
NCEP/NCAR (R1) (click): Period: January 1948 - present; Format: netCDF; References: Kalnay et al. 1996; Kistler et al. 2001; see also references for R2 and CFSR
NOAA-CIRES 20CR (click): Period: January 1871 - December 2010 (for Version 2) (1908-1958 for Version 1); Format: netCDF; References: Compo et al. 2011

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Direct Links to Monthly-mean Reanalysis Data

(If you cannot find the "aggregation" files for the parameters such as "prate" or "ulwtoa" at the above NOMADS site, go to the UCAR site at http://rda.ucar.edu/)