Global and continental changes of arid areas using the fao. Caution should be taken when using the data as the number of rainfall gauges varies widely in time. This dataset contains the centennial global precipitation climatology centre gpcc full data reanalysis of monthly global landsurface precipitation based on the 75,000 stations worldwide that feature record durations of 10 years or longer. Especially over ocean, less is known about precipitation than over land due to the sparsity of in situ observations.
The global precipitation climatology centre gpcc full data reanalysis product version 4 is based on synoptic weather observation data synop and a monthly climat report received near realtime. The full data reanalysis version 4 is a retrospective analysis that covers 1901 2007, and it is used in gpcp for 19792007. New releases of gpccs global gridded precipitation climatology and of the full data reanalysis v. This adjustment is based on a difference in the version of gauge analysis that is used for the recent period gpcc monitoring as compared to.
Data from rain gauge stations, satellites, and sounding observations have been merged to estimate monthly rainfall on a 2. Human contribution to the increasing summer precipitation. The global precipitation climatology centre gpcc full data reanalysis, version 7. Oct 22, 2019 to cover different categories of precipitation datasets outlined in sun et al.
Dec, 2017 for instance, in the gpcc full data reanalysis version 7. A description of the global landsurface precipitation data products of the global precipitation climatology centre with sample applications including centennial trend analysis from 1901present. Gpcc monitoring product version 3, gpcc normals version 2010, and the gpcc full data reanalysis version 5 global gridded precipitation analyses based upon station precipitation data have been added. Monthly landsurface precipitation from raingauges built on gtsbased and historic data subtitle globally gridded monthly totals. For this exercise the land precipitation values for years 20142017 from version 2. While hoaps gives precipitation only over icefree oceans, gpcc offers data over land. For instance, in the gpcc full data reanalysis version 7. Climatology 2010 mean monthly precipitation and gpcc full data reanalysis version 5 time series 19012009 were put out in december 2010. Thereafter we use the gpcc monitoring product version 2, whose data source is limited to gts reports. Gaugebased gridded monthly precipitation data sets for the global land surface. Moreover it supports regional climate monitoring, model validation, climate variability analysis and water resources assessment studies.
This analysis product is based on all stations, near realtime and non realtime, in the gpcc data base supplying data for the individual month. The full data reanalyses will be updated at irregular. Monthly gridded background fields are taken from the gpcc full data reanalysis version 6. Introduction of the global precipitation climatology. Gpcc full data reanalysis with high accuracy, for, e. The gpcp monthly product provides a consistent analysis of global precipitation from an. Features of the new release the available data of all stations featuring at least an observation period of 10 years are taken into account for the new full data reanalysis. To cover different categories of precipitation datasets outlined in sun et al. How to regrid the netcdf data in order to achieve smaller. Commonly, this problem is caused by requesting too large a subset. The second is the full data product v7for the period 1901 to 2010, based on qualitycontrolled data from from 67,200 stations worldwide that feature record durations of 10 years or longer. Gpcc full data reanalysis version 7 landing page source dataset used in the product of gpcp v2. European reanalysis and observations for monitoring. Here, we introduce and discuss a global expert team.
Gpcc status report, december 2010 the new gpcc full data. The interpolation of the gauge data is done by ordinary block kriging using the daily fraction of the monthly precipitation totals. Comparison of monthly precipitation derived from high. The global precipitation climatology project gpcp monthly. Mar 20, 20 new releases of gpcc s global gridded precipitation climatology and of the full data reanalysis v. The new portfolio of global precipitation data products of. This data set is constructed from an analysis of gauge data and satellitederived precipitation estimates. The number increased steadily to a maximum of about 49,470 in july 1970, and then fell thereafter to 30,000 in 2005 and subsequently to only about 10,000 by 2012 figure 2e. The gpcc full data reanalysis product version 6 covers the period from 1901 to 2010.
The gpcc full data reanalysis product version 7 covers the period from 1901 to 20. This adjustment is based on a difference in the version of gauge analysis that is used for the recent period gpcc monitoring as compared to the pre2014 era gpcc full data monthly. Maps and the gridded product become retrievable at resolutions 0. In coastal areas, where the source datasets are brought together a data gap is filled with help of spatial. Monthly landsurface precipitation from rain gauges built on gts based and historic data ds496. Gpcc status report, december 2010 the new gpcc full. Precipitation is still one of the most complex climate variables to observe, to understand, and to handle within climate monitoring and climate analysis as well as to simulate in numerical weather prediction and climate models. Cmap refers to a collection of precipitation data sets, though the 2. It is operated by the deutscher wetterdienst dwd, national meteorological service of germany as a german contribution to the world climate research programme wcrp. Monthly landsurface precipitation from raingauges built on gtsbased and historic data this is the centennial global precipitation climatology centre gpcc full data reanalysis of monthly global landsurface precipitation based on the 75,000 stations worldwide that feature record. Global precipitation climatology centre gpcc, dwd, internet publikation, 112. Gpcc climatology 19512000 with high representativeness, for application as a reference, and for utilization of the anomaly interpolation method.
Global precipitation climatology project gpcp climate data. This product contains the monthly totals on a regular grid with a spatial resolution of 0. For questions or comments about this dataset, contact the administrator of this server webmaster. Pdf new gpcc full data reanalysis version 5 provides high. Products available gpcc anomaly analysis product best for longterm change analysis. European reanalysis and observations for monitoring euro4m. 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. Gpcc global precipitation climatology centre monthly precipitation dataset from 1901present is calculated from global station data.
Global precipitation climatology centre gpcc produces global maps of monthly rain gauge based precipitation. New gpcc full data reanalysis version 5 provides highquality gridded monthly precipitation data article pdf available january 2011 with 457 reads how we measure reads. Global precipitation climatology project gpcp climate. This full data reanalysis product is of much higher accuracy compared to the gpcc near realtime products. The gpcc full data reanalysis is the most accurate in situ precipitation reanalysis data set of gpcc. The global precipitation climatology centre gpcc full data reanalysis product version 4 is based on synoptic weather observation data synop and a. The data coverage per month varies from less than 10,000 to more than 47,000 stations. Introduction of the global precipitation climatology centre. The gpcc full data reanalysis product version 5 covers the period from 1901 to 2009 see example in figure 4.
Users are referred to following gridded global precipitation climate centre gpcc products. If you find that the plotting process only produces a blank page. Gpccs new land surface precipitation climatology based on. Pdf new gpcc full data reanalysis version 5 provides. Also the quality of the integrated euro4m dataset relies on the quality of hoaps version 3. The temporal data coverage of the gpcc products is illustrated by fig. We subsequently applied monthly gauge corrections using the global precipitation climatology centre gpcc full data reanalysis, version 7 fdr7, dataset 0.
For this reanalysis quality controlled data from all globally available land stations rain gauges are used. Monthly landsurface precipitation from raingauges built on gtsbased and historic data. Human contribution to the increasing summer precipitation in. Global precipitation climatology centre gpcc data description. The interpolation of the gauge data is done by ordinary block kriging. New gpcc full data reanalysis version 5 provides highquality gridded monthly precipitation data. For the operational nearrealtime monitoring product all data are used if available within one month after observation. This is the centennial gpcc full data reanalysis of monthly global landsurface precipitation based on the 75,000 stations worldwide that feature record durations of 10 years or longer. Sep 20, 2019 title gpcc full data reanalysis version 2018 0. Global precipitation climatology centre full data reanalysis product version 6 gpcc. Status report and outlook of the global precipitation. Three different data sets were analysed university of east anglia climate research units uea cru ts 2. The gpcc full data reanalysis contains sums of precipitation over land and is more than one hundred years long. Global precipitation climatology centre gpcc full data reanalysis version 5 d1.
An enhanced version cmapa is also available, which. Gpccs new land surface precipitation climatology based on qualitycontrolled in situ data and its role in quantifying the global water cycle. Gaugebased gridded monthly precipitation data sets for the global land surface format. The new gpcc full data reanalysis version 5 providing highquality gridded monthly precipitation data for the global landsurface is public available since december 2010. The data coverage per month varies from some 10,000 to more than 47,000 stations figure 7.