NCAR Climate Data Guide Content with Tag: binary

APHRODITE: Asian Precipitation - Highly-Resolved Observational Data Integration Towards Evaluation of Water Resources
Years of Record: 1950/01 to 2007/12
APHRODITE’s (Asian Precipitation - Highly-Resolved Observational Data Integration Towards Evaluation) daily gridded precipitation is the only long-term (1951 onward) continental-scale daily product that contains a dense network of daily rain-gauge data for Asia including the Himalayas, South and...
Main variables and Earth System components:
Formats: netCDF | ascii | binary Timestep: Climatology,Daily Domain: Asia
Estimated net flux of carbon from land to atmosphere due to land use change.
Carbon Emissions from Historical Land-Use and Land-Use Change
Years of Record: 1800/01 to 2012/09
Annual net land-atmosphere carbon flux and net flux of carbon to the atmosphere due to land-use and land-use change (LULUC) are estimated using an integrated assessment model and three historical reconstructions of land use and land use conversion. The data span 1800-2010 and are aggregated for...
Main variables and Earth System components:
Formats: binary Timestep: Annual Domain: Global
See Expert Guidance by Meiyappan, Prasanth
CERES: IGBP Land Classification
The International Geosphere–Biosphere Programme (IGBP) defines ecosystems surface classifications. The CERES (Clouds and Earth's Radiant Energy System)10-minute data can be used to derive the land categories. Other, finer resolution gridded surface data are available.
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Climatology Domain: Global
CHOMPS: CICS High-Resolution Optimally Interpolated Microwave Precipitation from Satellites
Years of Record: 1998/01 to 2007/12
CHOMPS utilizes all available passive microwave satellite estimates to develop improved global daily rainfall time series. No IR values are used. Satellite sources include SSM/I, AMSU, AMSR-E and TRMM. The most recent/accurate and consistent retrieval schemes have been used in the creation of the...
Main variables and Earth System components:
Formats: binary Timestep: Daily Domain: Global
Climate Data Guide Image: CMORPH
CMORPH (CPC MORPHing technique): High resolution precipitation (60S-60N)
Years of Record: 2002/12 to 2017/04
"CMORPH (CPC MORPHing technique) produces global precipitation analyses at very high spatial and temporal resolution. This technique uses precipitation estimates that have been derived from low orbiter satellite microwave observations exclusively, and whose features are transported via spatial...
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Sub-daily,Daily Domain: Global
Climate Data Guide Image
CPC Unified Gauge-Based Analysis of Global Daily Precipitation
Years of Record: 1948/01 to 2017/07
A gauge-based analysis of daily precipitation has been constructed over the global land areas. Gauge reports from over 30,000 stations are collected from multiple sources including GTS, COOP, and other national and international agencies. Quality control is performed through comparisons with...
Main variables and Earth System components:
Formats: binary Timestep: Daily Domain: Global
FLUXNET: MTE (Multi-Tree Ensemble)
Years of Record: 1982/01 to 2007/12
Global, spatially and temporally explicit estimates of carbon and water fluxes derived from empirical up-scaling eddy covariance measurements would constitute a new and possibly powerful data stream to study the variability of the global terrestrial carbon and water cycle. Jung et al (2009)
Main variables and Earth System components:
Formats: binary Timestep: Monthly Domain: Global
Climate Data Guide Image: Freshwater Discharge
Freshwater Discharge: 1948-2004
Years of Record: 1948/01 to 2004/12
"A dataset of historical monthly streamflow at the farthest downstream stations for the world’s 925 largest ocean-reaching rivers has been created for community use. Compared with previous studies, the new dataset has improved homogeneity and enables more reliable assessments of decadal and long-...
Main variables and Earth System components:
Formats: netCDF | ascii | binary Timestep: Monthly Domain: Global
Climate Data Guide Image: Snow Water Climatology
Global Monthly EASE-Grid Snow Water Equivalent Climatology: SSMR, SSMI
Years of Record: 1978/11 to 2007/05
This data set comprises global, monthly satellite-derived snow water equivalent (SWE) climatologies from November 1978 through May 2007, and is updated with more recent data periodically. Global data are gridded to the Northern and Southern 25 km Equal-Area Scalable Earth Grids (EASE-Grids)....
Main variables and Earth System components:
Formats: binary Timestep: Monthly Domain: NH - Northern Hemisphere, SH - Southern Hemisphere
Global Permafrost Zonation Index Map
This data set contains a global (excluding Antarctica) 1 km map of permafrost zonation. It is an estimate of to what degree permafrost exists in a region nearly everywhere, or only in the most favorable conditions. These local conditions affecting permafrost occurrence will partly exhibit regional...
Main variables and Earth System components:
Formats: binary | KML Timestep: Climatology Domain: Global
change of annual temperature in the GISTEMP data; ClimataDataGuide figure.
Global surface temperature data: GISTEMP: NASA Goddard Institute for Space Studies (GISS) Surface Temperature Analysis
Years of Record: 1880/01 to 2016/11
NASA Goddard's Global Surface Temperature Analysis (GISTEMP) combines land surface air temperatures primarily from the GHCN-M version 3 with SSTs of the ERSSTv3b analysis into a comprehensive global surface temperature data set spanning 1880 to the present at monthly resolution, on a 2x2 degree...
Main variables and Earth System components:
Formats: netCDF | ascii | binary Timestep: Monthly Domain: Global
Change of temperature in the MLOST data set.
Global surface temperature data: MLOST: NOAA Merged Land-Ocean Surface Temperature Analysis
Years of Record: 1871/01 to 2016/11
NOAA's Merged Land-Ocean Surface Temperature Analysis (MLOST) combines land surface air temperatures primarily from the Global Historical Climatology Network, Monthly (GHCN-M) version 3 with SSTs of the ERSSTv3b analysis into a comprehensive global surface temperature data set spanning 1880 to the...
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Monthly Domain: Global
Change of surface temperatures in 5 global data sets. credit: NCAR, climatedataguide
Global Temperature Data Sets: Overview & Comparison Table
Years of Record: 1850/01 to 2013/10
Global surface temperature data sets are an essential resource for monitoring and understanding climate variability and climate change. The most commonly used data sets combine historical observations of near surface air temperatures at land stations with global data sets of sea surface...
Main variables and Earth System components:
Formats: netCDF | ascii | binary Timestep: Climatology,Monthly Domain: Global
Goddard Satellite-based Surface Turbulent Fluxes Version 2c (GSSTF 2c)
Years of Record: 1987/01 to 2008/12
This data set (GSSTF 2C) has been superceded by GSSTF3 released in July 2012. The Goddard Satellite-based Surface Turbulent Fluxes (GSSTF) data set is part of the NASA Making Earth Science Data Records for Use in Research Environments (MEaSUREs) Project. The objective of this project is to...
Formats: binary | HDF-EOS Timestep: Climatology,Daily,Monthly,Seasonal,Annual Domain: Global
Zonal-mean rain frequency in GPCC 1dd (contributed by A. Pendergrass)
GPCP (Daily): Global Precipitation Climatology Project
Years of Record: 1996/10 to 2015/11
The 1DD product provides precipitation estimates on a 1-degree grid over the entire globe at 1-day (daily) for the period October 1996 - present. 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...
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Daily Domain: Global
See Expert Guidance by Pendergrass, Angeline
Map of significant trends in precipitation, according to GPCP v2.2. (contributed by A. Pendergrass)
GPCP (Monthly): Global Precipitation Climatology Project
Years of Record: 1979/01 to 2015/11
Data from rain gauge stations, satellites, and sounding observations have been merged to estimate monthly rainfall on a 2.5-degree global grid from 1979 to the present. The careful combination of satellite-based rainfall estimates provides the most complete analysis of rainfall available to date...
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Climatology,Monthly Domain: Global
See Expert Guidance by Pendergrass, Angeline
ICOADS Surface Marine Weather Observations
Years of Record: 1800/01 to 2016/09
ICOADS (International Comprehensive Ocean-Atmosphere Data Set) is the most comprehensive archive of global marine surface climate observations available. Variables include SST, SLP, air temperature, wind speed, cloud amount, and others. There is no processing beyond initial quality control. ICOADS...
Formats: netCDF | ascii | binary | IMMA Timestep: Climatology,Daily,Monthly Domain: Global
ISCCP: International Satellite Cloud Climatology Project
Years of Record: 1983/07 to 2009/12
The International Satellite Cloud Climatology Project (ISCCP) makes use of routine observations by operational weather satellites to provide a long-term (1983-2009), gridded, global record of cloud properties. ISCCP uses observations in the visible and infrared window portions of the spectrum to...
Main variables and Earth System components:
Formats: netCDF | binary | HDF Timestep: Climatology,Sub-daily,Monthly Domain: Global
Japanese Ocean Flux Data sets with Use of Remote Sensing Observations (J-OFURO2)
Years of Record: 1988/01 to 2006/12
These ocean surface flux data sets are derived primarily using data from multiple satellites. The COARE 3.0 bulk algorithm [Fairall et al. (2003)] is used in J-OFURO2 for the estimation of sensible and latent heat fluxes.
Main variables and Earth System components:
Formats: netCDF | ascii | binary Timestep: Daily,Monthly Domain: Global
Landscape surface freeze/thaw status based on passive microwave remote sensing
Years of Record: 1979/01 to 2011/09
A global data set of the frozen state of the land surface (free-thaw (FT) status) has been developed spanning 1979-present at a daily timestep and 25 x 25 km spatial resolution. Based on passive microwave remote sensing, the FT parameter is closely related to the surface energy budget, hydrologic...
Main variables and Earth System components:
Formats: binary | GeoTIFF | HDF Timestep: Daily Domain: Global
MSU/AMSU Atmospheric Temperature Climate Data Record, Remote Sensing Systems (RSS)
Years of Record: 1979/01 to 2012/12
A long (30-year+) data set of atmospheric temperatures for 4 tropopsheric and lower stratopsheric layers has been derived from brightness temperatures measured by the Microwave Sounding Unit (MSU) and Advanced Microwave Sounding Unit (AMSU). This page describes the data sets developed by Remote...
Main variables and Earth System components:
Formats: netCDF | ascii | binary Timestep: Monthly Domain: Global
NCAR Sea Level Pressure
Years of Record: 1899/01 to 2017/07
NCAR Sea Level Pressure is a gridded analysis of SLP based on land station reports, covering 1899 to present for latitudes 30°N-90°N. Quality controlled raw data plus empirical corrections for changes in instrumentation and station location.
Main variables and Earth System components:
Formats: netCDF | ascii | binary Domain: NH - Northern Hemisphere
See Expert Guidance by Hurrell, James | See Expert Guidance by Trenberth, Kevin
Palmer Drought Severity Index (PDSI)
The Palmer Drought Severity Index (PDSI) uses readily available temperature and precipitation data to estimate relative dryness. It is a standardized index that spans -10 (dry) to +10 (wet). It has been reasonably successful at quantifying long-term drought. As it uses temperature data and a...
Main variables and Earth System components:
Formats: netCDF | ascii | binary Timestep: Monthly Domain: Global
Permafrost: Circum-Arctic Map of Permafrost and Ground Ice Conditions
The circumpolar permafrost and ground ice data contribute to a unified international data set that depicts the distribution and properties of permafrost and ground ice in the Northern Hemisphere (20°N to 90°N). The re-gridded data set shows discontinuous, sporadic, or isolated permafrost boundaries.
Main variables and Earth System components:
Formats: binary | shapefile Timestep: Climatology Domain: NH - Northern Hemisphere
rainfall estimates during Hurican Katrina from PERSIANN-CDR (contributed by H. Ashouri)
PERSIANN-CDR: Precipitation Estimation from Remotely Sensed Information using Artificial Neural Networks - Climate Data Record
Years of Record: 1983/01 to 2017/06
The Precipitation Estimation from Remotely Sensed Information using Artificial Neural Networks- Climate Data Record (PERSIANN-CDR) provides daily rainfall estimates at a spatial resolution of 0.25 degrees in the latitude band 60S - 60N from 1983 to the near-present. The precipitation...
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Sub-daily,Daily Domain: Global
Climate Data Guide Image: PREC/L
Precipitation Reconstruction Land (PREC/L): 1948-present
Years of Record: 1948/01 to 2017/08
Precipitation gauge measurements over land from the GHCN-v2 (Global Historical Climatology Network version 2) are interpolated onto 3 grids: at 0.5, 1 and 2.5 degree resolutions via optimal interpolation. Note: As of May, 2011 the GHCN version 3 station data set is available.
Main variables and Earth System components:
Formats: netCDF | ascii | binary Timestep: Monthly Domain: Global
Climate Data Guide QuikSCAT image1
QuikSCAT: near sea-surface wind speed and direction
Years of Record: 1999/08 to 2009/10
The QuikSCAT mission was intended to obtain sea-surface wind speed and direction data under all weather and cloud conditions over Earth's oceans. SeaWinds, an active radar scatterometer, is the main instrument on the QuikSCAT satellite. The microwave backscatter measured by SeaWinds is dependent on...
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Daily,Monthly,Weekly Domain: Global
See Expert Guidance by Ricciardulli, Lucrezia
Climate Data Guide Image: Sea Ice Concentration data; Goddard Bootstrap
Sea Ice Concentration data from NASA Goddard and NSIDC based on Bootstrap algorithm
Years of Record: 1978/10 to 2014/12
Bootstrap sea ice refers to a well-known algorithm used to estimate sea ice concentration from passive microwave brightness temperatures. It can be applied to data from many satellite instruments, such as SMMR, SSMI, and AMSR-E. This page discusses the algorithm itself and the long-term data set ("...
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Daily,Monthly Domain: Antarctic, Arctic, NH - Northern Hemisphere, SH - Southern Hemisphere
Artic sea ice: NASA Team
Sea Ice Concentration data from NASA Goddard and NSIDC based on NASA Team algorithm
Years of Record: 1978/10 to 2014/12
NASA Team sea ice refers to a well-known algorithm used to estimate sea ice concentration from passive microwave brightness temperatures. This page discusses the algorithm itself and the long-term data set ("NSIDC 0051") produced by scientists at NASA Goddard and distributed by NSIDC. The NASA Team...
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Daily,Monthly Domain: Antarctic, Arctic, NH - Northern Hemisphere, SH - Southern Hemisphere
Arctic sea ice: SSMI / NT2
Sea ice concentration data from NASA Goddard based on SSMI and NASA Team (NT2) algorithm
Years of Record: 1992/01 to 2008/04
The NASA Team 2 (NT2) / SSMI data set of Arctic and Antarctic sea ice concentration is available at daily timesteps and 25km spatial resolution for 1992-2008. NT2, an extension of the original NASA Team algorithm, uses SSMI 85GHz channels to help resolve ambiguity between low ice concentrations and...
Main variables and Earth System components:
Formats: binary Timestep: Daily Domain: Antarctic, Arctic
Arctic sea ice volume anomalies from PIOMASS
Sea Ice Thickness Data Sets: Overview & Comparison Table
While satellite observations of sea ice extent and concentration are available from 1979, long-term high quality (daily and high spatial resolution) observations of sea ice thickness remain limited as a result of few satellite and in situ observations. Reconstructions using numerous observational...
Main variables and Earth System components:
Formats: netCDF | ascii | binary Timestep: Daily,Monthly,Weekly,Irregular Domain: Antarctic, Arctic
Streamfunction map (contributed by M. Mazloff)
Southern Ocean State Estimate (SOSE)
Years of Record: 2005/01 to 2010/12
The Southern Ocean State Estimate (SOSE) is a model-generated best fit to Southern Ocean observations.  As such, it provides a quantitatively useful climatology of the mean-state of the Southern Ocean.  Technically, SOSE is a solution to the MITgcm.  SOSE is a gridded dataset at 1/6...
Formats: binary Timestep: Daily,Monthly,Weekly,Annual Domain: Antarctic, SH - Southern Hemisphere, Southern Ocean
See Expert Guidance by Mazloff, Matthew
SSM/I, SSMIS: Special Sensor Microwave/Imager and Sounder
Years of Record: 1987/07 to 2015/06
The SSM/I and SSMIS satellites are operated by the Defense Meteorological Satellite Program (DMSP) and are part of NASA's Pathfinder Program. The instrumentation has been flown on a number of satellites: F-8 (1987), F-10 (November 1990), F-11 (December 1991), F-12 (August 1994), F-13 (March 1995),...
Main variables and Earth System components:
Formats: binary Timestep: Daily,Monthly,Weekly Domain: Global
Climate Data Guide Image: AMSR-E: Standard error of 'tos' (SST) for July 2006.
SST (AMSR-E): Sea Surface Temperature from Remote Sensing Systems
Years of Record: 2002/06 to 2010/12
High resolution (0.25°) SSTs were derived from the AMSR-E, a passive microwave radiometer flying on NASA's AQUA satellite. Remote Sensing Systems distributes the data in high spatial and temporal (daily, weekly, monthly) resolutions for both daytime and nighttime averages. Monthly versions are...
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Daily,Monthly,Weekly Domain: Global
SST data: NOAA High-resolution (0.25x0.25) Blended Analysis of Daily SST and Ice, OISSTv2
Years of Record: 1981/09 to 2017/08
"NOAA’s Optimum Interpolation Sea Surface temperature (OISST, also known as Reynolds’ SST) is a series of global analysis products, including the weekly OISST on a 1° grid to the more recent daily on a ¼° grid. An SST analysis is a spatially gridded product created by interpolating and...
Main variables and Earth System components:
Formats: netCDF | binary Timestep: Daily Domain: Global
See Expert Guidance by Banzon, Viva | See Expert Guidance by Reynolds, Richard
Climate Data Guide Image: NOAA OI SST: SST range (C)
SST data: NOAA Optimal Interpolation (OI) SST Analysis, version 2 (OISSTv2) 1x1
Years of Record: 1981/12 to 2017/08
The NOAA Optimal Interpolation SST analysis provides global, spatially complete SSTs on a weekly and monthly basis for 1982-present.
Main variables and Earth System components:
Formats: netCDF | ascii | binary Timestep: Climatology,Monthly,Weekly Domain: Global
See Expert Guidance by Banzon, Viva | See Expert Guidance by Reynolds, Richard
Stratospheric Ozone: Randel & Wu 2007
Years of Record: 1979/01 to 2005/12
This is a monthly, zonal-mean ozone profile data set spanning 1979–2005 for altitudes from the tropopause up to 50 km. Interannual variability is based on a combination of SAGE (Stratospheric Aerosol and Gas Experiment) satellite profile measurements and polar ozonesondes.  The interannual...
Main variables and Earth System components:
Formats: binary Timestep: Monthly Domain: Global
Climate Data Guide Image: NVAP
Water Vapor from NVAP
Years of Record: 1988/01 to 2001/12
The NASA Water Vapor Project (NVAP) total column water vapor (aka, precipitable water) data sets comprise a combination of radiosonde observations, Television and Infrared Operational Satellite (TIROS) Operational Vertical Sounders (TOVS), and Special Sensor Microwave/Imager (SSM/I) data sets....
Main variables and Earth System components:
Formats: binary Timestep: Daily,Monthly Domain: Global
Subscribe to Recent Climate Data Guide content with Tag: binary