The gpcp onedegree daily precipitation data set 1dd data set provides daily, global 1x1deg gridded fields of precipitation totals for october 1996 through the delayed present. Since this analysis exclusively covers latitudes greater than 60n, only the input data and merging techniques for the gpcp monthly and daily products at the high latitudes will be detailed here. Gpcp daily data the gpcp 1 degree daily precipitation dataset provides daily rainfall accumulation globally on a onedegree grid in latitude and longitude starting in october 1996 and continuing through the present with some delay for processing. Here are the gpcp daily data in netcdf format available for the two most recent months. Trmm data downloads precipitation measurement missions. To facilitate data and information access and support precipitation research and applications, we. Global precipitation climatology project gpcp nodc. The precipitation estimates are derived by different methods in the tropics and the extratropics, and the documentation available at the. Files are provided monthly, and the newest daily data are appended to a monthly data file as. The full record of gpcp daily data can be obtained from the official download site at ncei gpcp pentad analysis product coming. The global precipitation climatology project gpcp comprises a total of 27 products. The gpcp daily analysis is a companion to the gpcp monthly analysis, and provides globally complete precipitation estimates at a spatial resolution of one degree latitudelongitude and daily time scale from october 1996 to the present. Enso precipitation index espi maps of gpcp interim icdr and gpcp cdr for past several months.
Since october 25th 2017, the time period you can select for daily data is limited to one month, and for monthly data to one year. Quick tutorial on how to download climate station data from the noaa website using the mapping tool. Era interimland is a global reanalysis of landsurface parameters from 19792010 at 80 km spatial resolution. The dataset begins in 1979 and continues through the present, with some delay for processing. Comparison of gpcp monthly and daily precipitation estimates. Comparison of gpcp monthly and daily precipitation. The full record of gpcp daily data can be obtained from the official download site at ncei.
How to download historical climate data from noaa youtube. The version 2 global precipitation climatology project gpcp monthly precipitation analysis 1979present. The global precipitation climatology projectmonthly precipitation cdr, also known as gpcpmonthly, merges precipitation information from several satellites and surfaceobserving sources, taking advantage of the strengths of each data type the gpcpmonthly analysis is. Gaugebased gridded monthly precipitation data sets for the global land surface format. Apdrc datadoc gpcp merged daily precipitation version 1. The daily gpcp estimates replicate the fmi daily occurrences of precipitation with a correlation of 0. The global precipitation climatology project gpcp data set that was established by the world climate research programme. The global precipitation climatology project gpcp daily precipitation is produced at the nasa goddard space flight center. Nov 05, 2019 noaas national centers for environmental information ncei are responsible for hosting and providing public access to one of the most significant archives for environmental data on earth with over 20 petabytes of comprehensive oceanic, atmospheric, and geophysical data. The gauge data are assembled and analyzed by the global precipitation climatology centre gpcc of the deutscher wetterdienst and by the. Select the parameters you want to download data for. Since satellites estimate rainfall through a transform of received.
The gpcp 1dd product provides precipitation estimates on a 1degree grid over the entire globe at 1day daily for the period october 1996 present. Note that monthly anomalies are calculated against the mean gpcp values for the gpcp and the gpcpinterim. The gpcp monthly product provides a consistent analysis of global precipitation from an integration of various satellite data sets over land and ocean and a gauge analysis over land huffman et al. Hoapsgpcc global daily precipitation data set is a combined analysis of satellite and insitu.
The plot shows significant scatter, some of which is related to how poorly a few rain gauges represent a 2. Results of basic intercomparison between the new and the previous versions of both trmm and gpcp will be presented to help understand changes in data product characteristics. The updates of the data seem to lag reality by 23 months. The following was contributed by angeline pendergrass ncar, july, 2014. Nasa scientists research global precipitation precipitation. Thus, the gpcp data set successfully overcomes a current. Global precipitation climatology project gpcp clearinghouse. Visit the global precipitation climatology project gpcp website. Climate data services nasa center for climate simulation. Global precipitation added to climate data record news. Sg, pentad, and onedegree daily 1dd combined precipitation data sets. Gpcp monthly data the gpcp monthly dataset is a widelyused global monthly gridded precipitation dataset. Gpcp pentad analysis product coming description pdf.
Global precipitation climatology project gpcp climate. A new climate data record cdr of global precipitation has transitioned into operations. The precipitation gauge analysis used in the gpcp satellitegauge is created by the global precipitation climatology centre. They can be used for the most recent months for which gpcp is unavailable. Data from rain gauge stations, satellites, and sounding observations have been merged to estimate monthly rainfall on a 2. The global precipitation climatology project gpcp was established by the world climate research program wcrp to address the problem of quantifying the distribution of precipitation around the globe over many years. Descriptions of the gpcp and fmi datasets, used in this analysis, are provided in the following sections.
Global precipitation climatology project gpcp daily, version 1. View more details for this dataset, including dataset citation, data contributors, and other detailed metadata. Gpcp is an ongoing project, and updates and new algorithms are always being developed, so users are advised to to check the nasa goddard space flight center to see if there is a newer product that replaces this one. Version 3 is the successor to the highly successful gpcp v2 data set. Algorithm theoretical basis document atbd for global. This data product, reprocessed in january 2020, is for gldas2. Global precipitation climatology project gpcp gewex. The winter result indicates the gpcp estimates have skill in seeing snowfall, which is the most challenging situation. Precipitation gpcp daily national climatic data center noaa. February 27, 2019 the gpcp daily analysis is a companion to the gpcp monthly analysis, and provides globally complete precipitation estimates at a spatial resolution of one degree latitudelongitude and daily time scale from october. Apr 20, 2020 select the time period you want to download.
The monthly gpcpmerged data do not contain the atoll data. The gpcp daily analysis is a companion to the gpcp monthly analysis, and provides. Quality control and analysis of global gaugebased daily precipitation dataset from 1980 to 2009 nie suping, luo yong, li weiping, wu tongwen, shi xueli, wang zaizhi laboratory for climate studies, national climate center, china meteorological administration, beijing 81,china abstract. This data set was used for many years, currently with daily data in version 1. This dataset provides scientific researchers a high quality climate data record cdr of global precipitation, from the global precipitation climatology project. The version2 global precipitation climatology project gpcp. The gpcp monthly product provides a consistent analysis of global precipitation from an integration of various satellite data sets over land and ocean and a gauge analysis over land.
Download all files relating to the monthly gpcp products. The version2 global precipitation climatology project. If you have any questions or problems, please contact nws. The gpcp data sets have been used in over 1500 articles in scientific journals and have become a standard in the analysis of global precipitation. Safari 2000 gpcp daily precipitation, 1deg, 19992001. Persianncloud classification system persiannccs is a realtime global high resolution 0. Files are provided monthly, and the newest daily data are appended to a monthly data file as they. The general approach was to combine the precipitation information available from each of several sources into a final merged product, taking advantage of the strengths of each data type. As nasa weather and climate models simulate our planet on scales from hours to millennia, they produce datasets up to petabytes in size. Pdf the global precipitation climatology project gpcp. This product contains the daily totals on a regular grid with a spatial resolution of 1.
Please note that the fields shown on this interface are a subset of the era interim dataset. Global precipitation climatology project gpcp climate data. Products available gpcc anomaly analysis product best for longterm change analysis. Monthly values 200701 through near present monitoring. Help execute the vision for better performing public buildings. The system to produce the trmm and other data estimates in real time was developed to apply new concepts in merging quasiglobal precipitation estimates and to take advantage of the increasing availability of input data sets in near real time. Jisao data global precipitation climatology project gpcp daily precipitation version 1dd v1.
Global precipitation climatology project gpcp climate data record cdr, version 1. Both the pentad and 1dd products are consistent with the version 2 monthly product in the sense that the pentad and 1dd approximately sum to the monthly sg estimate. Gpcc global precipitation climatology centre monthly precipitation dataset from 1901present is calculated from global station data. The surface reference data center srdc was established in 1987 to support gpcp. To show the legend fully, the number of selected indicators should be proper. With this course, experienced building industry professionals working with the federal government become expert users of the green building initiative gbi guiding principles compliance gpc sustainable building assessment system. Due to increased web security, the anonymous ftp server is no longer available. Persiannccs system enables the categorization of cloudpatch features.
This gpcc product is recommended to be used when the daily precipitation information is of highest importance, e. It was produced with a recent version of the htessel landsurface model using atmospheric forcing from erainterim, with precipitation adjustments based on gpcp v2. Gpcp onedegree daily precipitation data set documentation. Quality control and analysis of global gaugebased daily. Noaas national centers for environmental information ncei are responsible for hosting and providing public access to one of the most significant archives for environmental data on earth with over 20 petabytes of comprehensive oceanic, atmospheric, and geophysical data. The last date to be made available in era interim will be 31 august 2019, which will be released at the end of october 2019. The plot shows significant scatter, some of which is related to how poorly a. All three precipitation products are produced by optimally merging estimates computed from microwave, infrared, and sounder data observed by the international. Gpcp monthly analysis gpcp interimlatest month interim gpcp estimates are provisional estimates of gpcp available 10 days after the end of the month. Global precipitation climatology project gpcp daily.
Data sets have been expanded so that in addition to the monthly mean product available, the gpcp now has a 2. The global precipitation climatology project gpcp was established by the. Global precipitation climatology project gpcp daily precipitation. The global precipitation climatology projectmonthly precipitation cdr, also known as gpcpmonthly, merges precipitation information from several satellites and surfaceobserving sources, taking advantage of the strengths of each data type. To automate or download multiple datasets, you can download a program called wget. Kempler4 1george mason university, 2adnet systems, inc. The general approach is to combine the precipitation information available from several sources into a final merged product that takes advantage of the strengths of each data type. Reading the gpcp daily precipitation dataset using ncl. Gpcp monthly analysis gpcpinterimlatest month interim gpcp estimates are provisional estimates of gpcp available 10 days after the end of the month.
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