Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-22T05:50:34Z GCMD Search: [Parameters: Topic='ATMOSPHERE', Term='ATMOSPHERIC PRESSURE', Variable_Level_1='PRESSURE TENDENCY'] http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 76 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MADIS_METSFC MADIS Meteorological Surface Dataset -170.0,5.0,-50.0,70.0-180.0,-90.0,180.0,90.0 2013-02-21T05:00:00Z Surface land and maritime observing stations report various meteorological variables that describe the current weather. These variables include basic measurements such as temperature, relative humidity, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00532 Integrated Surface Hourly (DSI-3505) -180.0,-90.0,180.0,90.0 1901-01-01T00:00:00Z T00:00:00Z 2013-01-24T05:00:00Z Integrated 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00353 Integrated Surface Hourly CD-ROM Set -180.0,-90.0,180.0,90.0 1995-01-01T00:00:00Z T00:00:00Z 2013-01-24T05:00:00Z Integrated Surface Hourly Observations CD-ROM Set is a product offered by the National Climatic Data Center (NCDC). The product is composed of worldwide surface weather observations from about 12,000 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00610 NOAAPort NWSTG Text Products (DSI-6431) -180.0,-90.0,180.0,90.0 2000-11-25T00:00:00Z T00:00:00Z 2013-01-24T05:00:00Z The National Climatic Data Center (NCDC) archives data from the NOAAPort NWSTG as digital data set DSI-6431. NOAA is the U.S. National Oceanic and Atmospheric Administration, of which the National ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00035 Service Records and Retention System (SRRS) (DSI-9949) 130.0,-15.0,-60.0,72.0 1983-05-31T00:00:00Z 2001-08-05T00:00:00Z 2013-01-24T05:00:00Z Service Records and Retention System (SRRS) is historical digital data set DSI-9949, archived at the National Climatic Data Center (NCDC). The National Climatic Data Center (NCDC) has archived a number ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ELOKA019 Silalirijiit Project: Kangiqtugaapik (Clyde River), Nunavut, Canada, Weather Station Network -70.52,69.846664,-70.52,69.846664-68.15667,70.31389,-68.15667,70.31389-69.86417,70.84389,-69.86417,70.84389 2010-06-03T00:00:00Z T00:00:00Z 2012-05-13T04:00:00Z The Kangiqtugaapik (Clyde River), Nunavut, Canada, Weather Station Network is a collection of weather station data from the locations of Akuliaqattak, Silasiutitalik, and Ailaktalik in the Clyde River ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]BOREAS_AMS_CS93 BOREAS/AES CAMPBELL SCIENTIFIC 15-MINUTE SURFACE METEOROLOGICAL DATA: 1993 -108.52,50.95,-94.7,58.18 1993-08-01T00:00:00Z 1993-12-31T00:00:00Z 2011-11-01T04:00:00Z Canadian AES personnel collected data related to surface and atmospheric meteorological conditions over the BOREAS Region. This data set contains 15 minute meteorological data from 14 automated meteorology ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]BOREAS_AMS_CS94 BOREAS/AES CAMPBELL SCIENTIFIC 15-MINUTE SURFACE METEOROLOGICAL DATA: 1994 -108.52,50.95,-94.7,58.18 1994-01-01T00:00:00Z 1994-12-31T00:00:00Z 2011-11-01T04:00:00Z Canadian AES personnel collected data related to surface and atmospheric meteorological conditions over the BOREAS Region. This data set contains 15 minute meteorological data from 14 automated meteorology ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]BOREAS_AMS_CS95 BOREAS/AES CAMPBELL SCIENTIFIC 15-MINUTE SURFACE METEOROLOGICAL DATA: 1995 -108.52,50.95,-94.7,58.18 1995-01-01T00:00:00Z 1995-12-31T00:00:00Z 2011-11-01T04:00:00Z Canadian AES personnel collected data related to surface and atmospheric meteorological conditions over the BOREAS Region. This data set contains 15 minute meteorological data from 14 automated meteorology ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]BOREAS_AMS_CS96 BOREAS/AES CAMPBELL SCIENTIFIC 15-MINUTE SURFACE METEOROLOGICAL DATA: 1996 -108.52,50.95,-94.7,58.18 1996-01-01T00:00:00Z 1996-12-31T00:00:00Z 2011-11-01T04:00:00Z Canadian AES personnel collected data related to surface and atmospheric meteorological conditions over the BOREAS Region. This data set contains 15 minute meteorological data from 14 automated meteorology ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NWS_TLH_MARINE_BUOY National Weather Service Real-Time Marine Observations from Weather Buoys Worldwide -170.0,50.0,-123.0,63.0-137.0,32.0,-116.0,50.0-165.0,15.0,-150.0,25.0135.0,5.0,165.0,13.0-98.0,23.0,-78.0,32.0-82.0,30.0,-70.0,40.0-93.0,41.0,-75.0,50.0-75.0,40.0,-53.0,45.0-20.0,46.0,5.0,62.0 2011-07-28T04:00:00Z Interactive Marine Observations: The Tallahassee Office of the National Weather Service (NWS) makes real-time marine weather observations accessible online for worldwide ocean ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00676 AFCCC Historical Surface Weather Observation Database (DSI-9966) -180.0,-90.0,180.0,90.0 1901-01-01T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z The Historical surface weather observation database (HSWOD) is a digital dataset archived by the National Climatic Data center (NCDC). This database has been developed by the Air Force Combat Climatology ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00387 ASOS Surface 1-Minute Page 2 Data (DSI-6406) 170.0,15.0,-60.0,72.0 1998-06-01T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z ASOS Surface 1-Minute Page 2 Data is digital data set DS- 6406, archived at the National Climatic Data Center (NCDC). A major part of the National Weather Service (NWS) modernization effort in the ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00418 ASOS Surface 5-Minute Data (DSI-6401, DSI-6401b) 170.0,15.0,-60.0,72.0 1996-07-01T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z ASOS Surface 5-Minute Data is digital data set DSI-6401 and DSI-6401b archived at the National Climatic Data Center (NCDC).The National Weather Service (NWS) describes ASOS this way: "The Automated ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00044 Airways Solar Radiation (DSI-3281) 140.0,10.0,-65.0,49.0 1988-01-01T00:00:00Z 1995-12-31T00:00:00Z 2011-07-21T04:00:00Z Airways Solar Radiation is historical digital data set DSI-3281, archived at the National Climatic Data Center (NCDC). This is meteorological and solar radiation data. The meteorological data is a ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00598 BOMEX - Miscellaneous Data (DSI-9670) -60.0,7.0,-52.0,18.0 1969-05-01T00:00:00Z 1969-07-31T00:00:00Z 2011-07-21T04:00:00Z BOMEX - Miscellaneous Data is a historical digital data set archived at the National Climatic Data Center (NCDC). BOMEX Archive includes, data collected during the Barbados Oceanographic and Meteorological ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00585 Climatic Atlas of the Outer Continental Shelf Waters and Coastal Regions of Alaska 165.0,50.0,-130.0,80.0 1899-01-01T00:00:00Z 1985-12-31T00:00:00Z 2011-07-21T04:00:00Z Climatic Atlas of the Outer Continental Shelf Waters and Coastal Regions of Alaska is a climatology atlas, available from the National Climatic Data Center (NCDC). These atlases update the knowledge ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00523 Combined On-line Subscription -180.0,-90.0,180.0,90.0 2011-07-21T04:00:00Z The Combined On-line Subscription is a for-fee data subscription service offered by the National Climatic Data Center (NCDC). It includes access to all 4 of NCDC's form generated subscription products ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00442 DATSAV3 (DSI-9956) -180.0,-90.0,180.0,90.0 1901-01-01T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z DATSAV3 will no longer be active beginning in 2008. It will be superseded by the AFCCC Historical Surface Weather Observation Database (DSI-9966) (C00676). The new database (DSI-9966) will be fully ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00614 Global Climate Observing System (GCOS) Surface Network (GSN) -180.0,-90.0,180.0,90.0 2011-07-21T04:00:00Z The Global Climate Observing System (GCOS) provides an operational framework for integrating, and enhancing as needed, observational systems of participating countries and organizations into a comprehensive ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00051 Global Synoptic Surface Observations - GTS (DSI-9685) -180.0,-90.0,180.0,90.0 1967-01-01T00:00:00Z 1978-12-31T00:00:00Z 2011-07-21T04:00:00Z Global Synoptic Surface Observations is historical digital data set DSI-9685, archived at the National Climatic Data Center (NCDC). Major parameters which make up this file include time, sky cover, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00004 Gridded Atmospheric and Ocean Data (DSI-9934) -180.0,-90.0,180.0,90.0 1961-11-01T00:00:00Z 1995-12-31T00:00:00Z 2011-07-21T04:00:00Z The National Climatic Data Center (NCDC) has, in archive, the digital data set Gridded Atmospheric and Ocean Data (DSI-9934), which was provided by the U.S. Navy Fleet Numerical Meteorology and Oceanography ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00616 Integrated Global Radiosonde Archive (IGRA) (DSI-6351) -180.0,-90.0,180.0,90.0 1938-01-01T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z Integrated Global Radiosonde Archive is a digital data set archived at the National Climatic Data Center (NCDC). The Integrated Global Radiosonde Archive (IGRA) consists of radiosonde and pilot balloon ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00617 Integrated Global Radiosonde Archive (IGRA) - Monthly Means (DSI-6352) -180.0,-90.0,180.0,90.0 1947-01-01T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z Integrated Global Radiosonde Archive is a digital data set archived at the National Climatic Data Center (NCDC). This dataset contains monthly means of geopotential height, temperature, zonal wind, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00606 International Comprehensive Ocean Atmosphere Data Set (ICOADS) (DSI-1173) -180.0,-90.0,180.0,90.0 1784-01-01T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z International Comprehensive Ocean Atmosphere Data Set (ICOADS) consists of digital data set DSI-1173, archived at the National Climatic Data Center (NCDC). ICOADS is the world's largest collection ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00356 Marine Surface Observations - IMMT (DSI-1183) -180.0,-90.0,180.0,90.0 1994-10-01T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z Marine Surface Observations - IMMT is digital data set DSI-1183 at the National Climatic Data Center (NCDC). IMMT is International Maritime Meteorological Tape. The IMMT format is the standard for ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00611 NOAAPort NWSTG Gridded Models (DSI-6435) -180.0,-90.0,180.0,90.0 2000-11-25T00:00:00Z 2005-05-25T00:00:00Z 2011-07-21T04:00:00Z The National Climatic Data Center (NCDC) archives data from the NOAAPort NWSTG as digital data set DSI-6435. NOAA is the U.S. National Oceanic and Atmospheric Administration, of which the National ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00388 Surface METAR Monthly Airways Extract (MAE) (DSI-6407) 170.0,15.0,-60.0,72.0 1996-07-01T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z Surface METAR Monthly Airways Extract from ASOS is digital data set DSI-6407, archived at the National Climatic Data Center (NCDC). DSI-6407 is surface meteorological data. It is primarily derived ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00355 Surface Marine Observations - SEAS (DSI-1149) -180.0,-90.0,180.0,90.0 1902-01-01T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z The Shipboard Environmental Data Acquisition System (SEAS) is a program developed by the National Oceanic and Atmospheric Administration (NOAA) to provide accurate meteorological and oceanographic ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00056 U.S. Upper Air Standard Levels (DSI-9735) -180.0,-90.0,180.0,90.0 1946-08-07T00:00:00Z 1982-12-31T00:00:00Z 2011-07-21T04:00:00Z U.S. Upper Air Standard Levels is historical digital data set DSI-9735, archived at the National Climatic Data Center (NCDC). Major parameters which make up this file include station id and position, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00543 World Area Forecast System (WAFS) (DSI-9939) -180.0,-90.0,180.0,90.0 2002-06-18T00:00:00Z T00:00:00Z 2011-07-21T04:00:00Z World Area Forecast System (WAFS) is digital data set DSI-9939, archived at the National Climatic Data Center (NCDC). WAFS is a system for the world wide broadcast of aviation related weather information ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SSEC-AMRC-SYN Antarctic/Southern Hemisphere Synoptic Weather Observations -180.0,-90.0,180.0,-40.0 1997-01-01T00:00:00Z T00:00:00Z 2011-05-31T04:00:00Z The AMRC has collected synoptic weather observations (3 and 6 hourly) since January 1, 1997. These observations include a variety of information (temperature, dewpoint, barometeric pressure, wind ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS463.3 NCDC TD3505 Integrated Surface Hourly Data, 1901-continuing 1901-01-01T00:00:00Z 2009-12-31T00:00:00Z 2011-03-03T05:00:00Z This worldwide collection of surface weather observations is produced at the National Climatic Data Center (NCDC) from NCDC Surface Airway Hourly Observations (TD3280 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0423 Northern Hemisphere Cyclone Locations and Characteristics from NCEP/NCAR Reanalysis Data -180.0,0.0,180.0,90.0 1958-01-01T00:00:00Z 2008-12-31T00:00:00Z 2011-03-03T05:00:00Z This data set comprises a 50-year record of daily extratropical cyclone statistics computed for the Northern Hemisphere. Cyclone locations and characteristics were obtained by applying the updated ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS463.2 U.S.A.F. DATSAV3 Surface Observations, 1901-continuing 1901-01-01T00:00:00Z 2008-05-31T00:00:00Z 2011-03-03T05:00:00Z This ASCII data set (DATSAV3) is produced at the National Climatic Data Center (NCDC) from a USAF binary set (DATSAV2), a collection of worldwide surface weather observations ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]VT_STATE_CLIM Vermont Climate Data from the Office of the Vermont State Climatologist -73.0,42.0,-71.0,45.0 1932-12-01T00:00:00Z T00:00:00Z 2011-01-19T05:00:00Z The Office of the State Climatologist is housed within the Department of Geography at the University of Vermont, and is part of the State Climatologist Programme sponsored by the National Climate ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS090.0 NCEP/NCAR Global Reanalysis Products, 1948-continuing -180.0,-90.0,180.0,90.0 1948-01-01T00:00:00Z 2010-07-01T00:00:00Z 2011-01-14T05:00:00Z Products from NCEP/NCAR Reanalysis Project (NNRP or R1) are archived in this dataset. The resolution of the global Reanalysis Model is T62 (209 km) with 28 vertical sigma levels. ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS003 Arctic Cyclone Track Data Set, 1966-1993 -180.0,60.0,180.0,90.0 1966-05-01T00:00:00Z 1993-12-31T00:00:00Z 2010-12-14T05:00:00Z This data set comprises a 28-year record (1 May 1966 through 31 December 1993) of twice-daily extra tropical cyclone statistics for the Northern Hemisphere. Data were obtained from application of ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SMHI_IPY_ASCOS-Weatherstn-01 ASCOS Weather station on Oden -11.5366,77.857,15.624,87.502 2008-08-01T00:00:00Z 2008-09-08T00:00:00Z 2010-07-09T04:00:00Z ASCOS was an interdisciplinary expedition to the central Arctic on the icebreaker Oden from 1 August to 9 September 2008. The expedition focused on processes relating to cloud formation in the summer ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]UIUC_SEVERE_TORN A Case Study of the Illinois Severe Weather Outbreak of April 19, 1996 -90.0,35.0,-80.0,43.0 1996-04-19T00:00:00Z 1996-04-20T00:00:00Z 2009-04-24T04:00:00Z (Summary adapted from the WW2010 Home Page) April 19, 1996: One of the most memorable tornado outbreaks in Illinois history. During the day, 33 tornadoes touching ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00099 12 Hour Pressure Change Charts -125.0,24.0,-66.0,50.0 1942-03-26T00:00:00Z 1980-06-30T00:00:00Z 2009-04-20T04:00:00Z 12 Hour Pressure Change Charts is a historic publication available from the National Climatic Data Center (NCDC). This data set is a series of 12-hour barograms showing station pressures for selected ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00299 Atmospheric Variability Experiment (AVE) Project (DSI-9660) -98.0,25.0,-75.0,43.0 1964-02-19T00:00:00Z 1964-02-28T00:00:00Z 2009-04-20T04:00:00Z Atmospheric Variability Experiment (AVE) Project is a historical digital data set archived at the National Climatic Data Center (NCDC). During February 1964, the Marshall Space Flight Center supported ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00177 Barograph Forms/Charts -180.0,-90.0,180.0,90.0 1844-12-01T00:00:00Z 2000-08-31T00:00:00Z 2009-04-20T04:00:00Z Barograph Charts are historical atmospheric pressure measurements archived at the National Climatic Data Center (NCDC). The barograph was an instrument that made a continuous pen and ink trace of ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00187 Constant Pressure Prognostic Charts -135.0,24.0,-50.0,55.0 2009-04-20T04:00:00Z Constant Pressure Prognostic Charts are historical constant pressure prognostic charts that are available at the National Climatic Data Center (NCDC). These operational forecasts began 4 hours after ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USAFETAC_SFFMG DATSAV2 Surface Data from USAF Combat Climatology Center (AFCCC) -180.0,-90.0,180.0,90.0 1901-01-01T00:00:00Z T00:00:00Z 2009-04-20T04:00:00Z Contains worldwide surface observations (synoptic, airways, METAR, synoptic ship) for about 13,000 stations. All weather elements transmitted are retained; in some cases, computed/derived ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00082 FGGE General (DSI-9682) -180.0,-90.0,180.0,90.0 1978-01-01T00:00:00Z 1979-11-30T00:00:00Z 2009-04-20T04:00:00Z FGGE (First GARP Global Experiment) International Format is a historical digital data set archived at the National Climatic Data Center (NCDC). The idea of an intensive, prolonged, global, atmospheric ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00242 Marine Surface Observations (DSI-1129) -180.0,-90.0,180.0,90.0 1854-01-01T00:00:00Z T00:00:00Z 2009-04-20T04:00:00Z Marine Surface Observations is digital data set DSI-1129, archived at the National Climatic Data Center (NCDC). This is meteorological data. In 1983-85, a joint project was undertaken to collect all ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00075 NCEP EDAS and GDAS (FNL) Model Data (DSI-6141) -180.0,-90.0,180.0,90.0 1997-01-01T00:00:00Z T00:00:00Z 2009-04-20T04:00:00Z NCEP EDAS and GDAS Model Data is digital data set DSI-6141, archived at the National Climatic Data Center (NCDC). The National Centers for Environmental Prediction (NCEP), part of the US National ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00222 NMC GTS Satellite Winds (DSI-6107) -180.0,-90.0,180.0,90.0 1973-01-01T00:00:00Z 1999-10-12T00:00:00Z 2009-04-20T04:00:00Z NMC GTS Satellite Observations is digital data set DSI-6107, archived at the National Climatic Data Center (NCDC). Data was provided from the Global Telecommunications System (GTS) by NMC, which was ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00219 NMC GTS Surface Meteorological Observations - Land (DSI-6104) -180.0,-90.0,180.0,90.0 1975-02-11T00:00:00Z 1999-10-12T00:00:00Z 2009-04-20T04:00:00Z NMC GTS Surface Meteorological Observations - Land is digital data set DSI-6104, archived at the National Climatic Data Center (NCDC). Data was provided from the Global Telecommunications System (GTS) ...