Global Change Master Directorygsfc-gcmduso@mail.nasa.gov502013-05-25T07:14:39ZGCMD Search: Parameters|ATMOSPHERE|AIR QUALITY|TROPOSPHERIC OZONEhttp://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 190 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS118.1ERA40 2.5 Degree Latitude-Longitude Gridded Upper Air Analysis on Pressure Surfaces from ECMWF-180.0,-90.0,180.0,90.01957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-24T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS083.2NCEP FNL Operational Model Global Tropospheric Analyses, continuing from July 1999-180.0,-90.0,180.0,90.01999-07-30T00:00:00Z2011-01-13T00:00:00Z2013-05-24T04:00:00ZThese NCEP FNL (Final) Operational Global Analysis data are on 1.0x1.0 degree grids prepared operationally every six hours. This product is from the Global Data Assimilation ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS805.0Canadian Monthly Total Ozone Observations, 1951May-19751951-05-01T00:00:00Z1975-12-31T00:00:00Z2013-05-23T04:00:00ZThe total ozone observations in this dataset were digitized from "Ozone Data for
the World", published by the Meteorological Service of Canada in
cooperation with the World Meteorological Organization ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS805.2Canadian Ozonesondes and Total Ozone, 1957Jul-19851957-07-01T00:00:00Z1985-12-31T00:00:00Z2013-05-23T04:00:00ZDaily station total ozone and ozonesondes from Canada.http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS621.0ECMWF Joint Observing System Simulation Experiment (OSSE) Nature Run-180.0,-90.0,180.0,90.02005-05-01T00:00:00Z2006-06-01T00:00:00Z2013-05-23T04:00:00ZA broad group of US and international partners organized and agreed to have
ECMWF compute a high resolution global gridded dataset that serves
as a reference dataset for general and collaborative ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS111.1ECMWF TOGA Global Advanced Operational Surface Analysis, daily 1985-cont-180.0,-89.142,180.0,89.1421985-01-01T00:00:00Z2009-12-31T00:00:00Z2013-05-23T04:00:00ZThis dataset contains the high resolution output from the ECMWF operational model. This set contains only surface data on a gaussian (n80) grid with a resolution of about 1.125 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS121.0ERA40 Model Resolution Gridded Surface and Single Level Forecast Fields from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-09-02T00:00:00Z2013-05-23T04:00:00ZThis dataset contains 75 variables from the from the forecast cycle of the ERA-40 model. The forecasts extend out to 36 hours beginning from the 00 and 12 UTC analyses and ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS117.0ERA40 Model Resolution Gridded Surface, Vertical Integrals, and Other Single Level Fields from ECMWF-180.0,-89.142,180.0,89.1421957-09-01T00:00:00Z2002-09-01T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous data products that ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS117.3ERA40 Model Resolution Gridded Upper Air Analysis on Isentropic Surfaces from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS117.2ERA40 Model Resolution Gridded Upper Air Analysis on Model Levels from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous data products that ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS117.1ERA40 Model Resolution Gridded Upper Air Analysis on Pressure Surfaces from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThis dataset contains ECMWF ERA40 model output consisting of geopotential, temperature, wind and moisture variables on 23 constant pressure surfaces for the period September, ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS117.4ERA40 Model Resolution Gridded Upper Air Analysis on a Potential Vorticity Surface from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS121.2ERA40 Model Resolution Gridded Upper Air Forecast Fields on Model Levels from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-09-02T00:00:00Z2013-05-23T04:00:00ZThis dataset contains 9 variables on the original 60 model levels, as well as surface geopotential and log of surface pressure. All Variables are from the forecast cycle of ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS121.1ERA40 Model Resolution Gridded Upper Air Forecast Fields on Pressure Surfaces from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-09-02T00:00:00Z2013-05-23T04:00:00ZThis dataset contains ECMWF ERA40 model forecasts of geopotential, temperature, wind and moisture variables on 23 constant pressure surfaces for the period September, 1957 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS119.5ERA40 Model Resolution Gridded Variances and Covariances on Model Levels from ECMWF-180.0,-89.142,180.0,89.1421957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS119.4ERA40 Model Resolution Monthly Mean Gridded Upper Air Analysis on a Potential Vorticity Surface from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS120.1ERA40 Monthly Mean 2.5 Degree Latitude-Longitude Gridded Upper Air Analysis on Pressure Surfaces from ECMWF-180.0,-90.0,180.0,90.01957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS122.0ERA40 Monthly Mean Model Resolution Gridded Surface and Single Level Forecast Fields from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS119.3ERA40 Monthly Mean Model Resolution Gridded Upper Air Analysis on Isentropic Surfaces from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS119.2ERA40 Monthly Mean Model Resolution Gridded Upper Air Analysis on Model Levels from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS119.1ERA40 Monthly Mean Model Resolution Gridded Upper Air Analysis on Pressure Surfaces from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS122.2ERA40 Monthly Mean Model Resolution Gridded Upper Air Forecast Fields on Model Levels from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS122.1ERA40 Monthly Mean Model Resolution Gridded Upper Air Forecast Fields on Pressure Surfaces from ECMWF-180.0,-89.141,180.0,89.1411957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThis dataset contains ECMWF ERA40 monthly mean model forecasts of geopotential, temperature, wind and moisture variables on 23 constant pressure surfaces for the period September, ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS127.1ERA40 T106 Analysis Fields on Pressure Surfaces, created at NCAR-180.0,-89.142,180.0,89.1421957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZDS127.1 represents a higher resolution version of ds124.1 [http://rda.ucar.edu/datasets/ds124.1/]. Both ds124.1 and 127.1 were implemented and computed by NCAR's Data Support ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS129.1ERA40 T106 Monthly Mean Analysis Fields on Pressure Surfaces, created at NCAR-180.0,-89.142,180.0,89.1421957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZDS129.1 represents a higher resolution version of ds126.1 [http://rda.ucar.edu/datasets/ds126.1/]. Both ds126.1 and 129.1 were implemented and computed by NCAR's Data Support ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS124.0ERA40 T85 6-hourly Surface Analysis and Surface Forecast Fields, created at NCAR1957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZDS124.0 represents a dataset implemented and computed by NCAR's Data Support Section, and forms an essential part of efforts undertaken in late 2004, early 2005, to produce ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS124.2ERA40 T85 Analysis Fields on Model Levels, created at NCAR1957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZDS124.2 represents a dataset implemented and computed by NCAR's Data Support Section, and forms an essential part of efforts undertaken in late 2004, early 2005, to produce ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS124.1ERA40 T85 Analysis Fields on Pressure Surfaces, created at NCAR-180.0,-88.928,180.0,88.9281957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZThe ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS126.2ERA40 T85 Monthly Mean Analysis Fields on Model Levels, created at NCAR1957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZDS126.2 represents a dataset implemented and computed by NCAR's Data Support Section, and forms an essential part of efforts undertaken in late 2004, early 2005, to produce ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS126.1ERA40 T85 Monthly Mean Analysis Fields on Pressure Surfaces, created at NCAR1957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZDS126.1 represents a dataset implemented and computed by NCAR's Data Support Section, and forms an essential part of efforts undertaken in late 2004, early 2005, to produce ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS126.0ERA40 T85 Monthly Mean Surface Analysis and Surface Forecast Fields, created at NCAR1957-09-01T00:00:00Z2002-08-31T00:00:00Z2013-05-23T04:00:00ZDS126.0 represents a dataset implemented and computed by NCAR's Data Support Section, and forms an essential part of efforts undertaken in late 2004, early 2005, to produce ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS067.1Gelman's CAC Global Analyses, September 1978 to February 1998-180.0,-90.0,180.0,90.01978-09-24T00:00:00Z1996-05-11T00:00:00Z2013-05-23T04:00:00ZThis dataset contains global once-daily and monthly-mean gridded analyses for September 1978 to February 1998, which were produced by NMC's operational models. At mandatory ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS381.0Kennedy's ALPEX Aircraft Observations, spring 19821982-02-26T00:00:00Z1982-04-30T00:00:00Z2013-05-23T04:00:00ZAircraft observations from the ALPine EXperiment.http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS805.1London's Global Total Ozone Analyses, monthly 1957Jul-19761957-07-01T00:00:00Z1976-12-31T00:00:00Z2013-05-23T04:00:00ZGlobal monthly total ozone grid data obtained from Dr. Julius London, University
of Colorado where the data was key entered and checked.http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS368.0NASA GASP (Global Atmospheric Sampling Program) Aircraft Observations, 1975Mar-1979Jul1975-03-01T00:00:00Z1979-07-31T00:00:00Z2013-05-23T04:00:00ZThis dataset contains flight-level aircraft measurements from five GASP aircraft during the period of March 1975 to July 1979. Parameters measured by the aircraft include various ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS804.0NCDC TD9518 Daily Ozone Soundings, 1963Sep-1969May1963-09-01T00:00:00Z1969-05-31T00:00:00Z2013-05-23T04:00:00ZDaily ozone soundings are available for 16 U.S. stations from September 1963
through May 1969. Thermodynamic data are also included for each
sounding.http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS067.0NCEP Stratospheric Analyses, daily 1981Jun-1997Mar-180.0,-90.0,180.0,90.01980-10-14T00:00:00Z1997-03-19T00:00:00Z2013-05-23T04:00:00ZThe Global Stratospheric Analyses are provided on a pair of 65x65 polar grids. These were operationally prepared by NCEP daily, at 12Z. The analyses are available ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_ODKSSA_2000Ozone data at King Sejong Station in the Antarctic, 2000-58.783333,-62.216667,-58.783333,-62.2166672000-01-01T00:00:00Z2000-12-31T00:00:00Z2013-05-16T04:00:00ZReport on ozone amount and its analysis of data measured by using Brewer Ozone Spectrophotometer (SCI-TEC #122) during Jan. 2000 at the King Sejong Station in the Antarctic.
http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]SIPEX_II_OzoneIn-situ atmospheric ozone measurements observed during the SIPEX II voyage of the Aurora Australis, 2012119.0,-67.0,150.0,-42.02012-09-14T00:00:00Z2012-11-05T00:00:00Z2013-05-13T04:00:00ZThis dataset contains in-situ atmospheric ozone mixing ratios observed during SIPEX 2.
Ozone Monitor
Instrument Description: Commercial dual cell ultraviolet ozone analyser: Thermoelectron Model ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_CAOZONE_ARCTIC_2012Concentration of atmospheric ozone: 2012 Arctic and Northwestern Pacific Oceans2012-07-13T00:00:00Z2012-09-24T00:00:00Z2013-04-19T04:00:00ZMeasuring atmospheric ozone in the marine boundary layerhttp://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]LEDAPS_PREPROCESSING_TOOL_V2LEDAPS CALIBRATION, REFLECTANCE, ATMOSPHERIC CORRECTION PREPROCESSING CODE, VERSION 2-180.0,-90.0,180.0,90.01980-01-01T00:00:00Z2012-12-31T00:00:00Z2013-04-12T04:00:00ZThe Landsat Ecosystem Disturbance Adaptive Processing System (LEDAPS) is a NASA project to map disturbance, regrowth, and permanent forest conversion across the continent (Masek et al., 2006). The ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_AIRX2RET_V005AIRS/Aqua Level 2 Standard physical retrieval (AIRS+AMSU) V005 (AIRX2RET) at GES DISC-180.0,-90.0,180.0,90.02002-08-30T00:00:00Z2013-02-28T00:00:00Z2013-04-11T04:00:00ZThe Atmospheric Infrared Sounder (AIRS) is a facility instrument aboard the second Earth Observing System (EOS) polar-orbiting platform, EOS Aqua. In combination with the Advanced Microwave Sounding ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_AIRX2SUP_V005AIRS/Aqua Level 2 Support retrieval (AIRS+AMSU) V005 (AIRX2SUP) at GES DISC-180.0,-90.0,180.0,90.02002-08-30T00:00:00Z2013-02-28T00:00:00Z2013-04-11T04:00:00ZThe Atmospheric Infrared Sounder (AIRS) is a facility instrument aboard the second Earth Observing System (EOS) polar-orbiting platform, EOS Aqua. In combination with the Advanced Microwave Sounding ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GB-NERC-BAS-PDC-00508CACHE-CEFAC: Chemical Exchange and Feedbacks between the Atmosphere and Cryosphere2013-03-25T04:00:00ZWe will conduct year-round atmospheric chemistry measurements at Halley of key oxidants (OH, HO2, NO, O3, CO, Js), to study the role of the snowpack in determining the oxidant system. This will be ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_AIRX2RET_V006Aqua AIRS Level 2 Standard Physical Retrieval (AIRS+AMSU) V006 (AIRX2RET)-180.0,-90.0,180.0,90.02002-08-30T00:00:00ZT00:00:00Z2013-03-18T04:00:00ZThe Atmospheric Infrared Sounder (AIRS) is a facility instrument aboard the second Earth Observing System (EOS) polar-orbiting platform, EOS Aqua. In combination with the Advanced Microwave Sounding ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_AIRX2SUP_V006Aqua AIRS Level 2 Support Retrieval (AIRS+AMSU) V006 (AIRX2SUP)-180.0,-90.0,180.0,90.02002-08-30T00:00:00ZT00:00:00Z2013-03-18T04:00:00ZThe Atmospheric Infrared Sounder (AIRS) is a facility instrument aboard the second Earth Observing System (EOS) polar-orbiting platform, EOS Aqua. In combination with the Advanced Microwave Sounding ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_AIRX2RET_NRT_V006Aqua AIRS Near Real Time (NRT) Level 2 Standard Physical Retrieval (AIRS+AMSU) V006 (AIRX2RET_NRT)-180.0,-90.0,180.0,90.02013-05-18T00:00:00Z2013-05-25T00:00:00Z2013-03-18T04:00:00ZThe Atmospheric Infrared Sounder (AIRS) is a facility instrument aboard the second Earth Observing System (EOS) polar-orbiting platform, EOS Aqua. In combination with the Advanced Microwave Sounding ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_AIRX2SUP_NRT_V006Aqua AIRS Near Real Time (NRT) Level 2 Support Retrieval (AIRS+AMSU) V006 (AIRX2SUP_NRT)-180.0,-90.0,180.0,90.02013-05-18T00:00:00Z2013-05-25T00:00:00Z2013-03-18T04:00:00ZThe Atmospheric Infrared Sounder (AIRS) is a facility instrument aboard the second Earth Observing System (EOS) polar-orbiting platform, EOS Aqua. In combination with the Advanced Microwave Sounding ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]BADC_UTLS_OZONEUTLS-OZONE (Upper Troposphere Lower Stratosphere) Ozone Data-30.0,0.0,60.0,60.01999-01-01T00:00:00ZT00:00:00Z2013-02-22T05:00:00ZUTLS-OZONE (Upper Troposphere Lower Stratosphere) is a NERC thematic program aimed at investigating the processes determining the composition and structure of the upper troposphere and lower stratosphere. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00532Integrated Surface Hourly (DSI-3505)-180.0,-90.0,180.0,90.01901-01-01T00:00:00ZT00:00:00Z2013-01-24T05:00:00ZIntegrated Surface Hourly (ISH) Data is digital data set DSI-3505, archived at the National Climatic Data Center (NCDC). The Integrated Surface Hourly (ISH) database is composed of worldwide surface ...