Amundsen Sea Low indices
Years of Record: 1978/12 to 2019/12
The Amundsen Sea Low (ASL) is a climatological low pressure center located over the extreme southern Pacific Ocean, off the coast of West Antarctica. Atmospheric variability in this region is larger than anywhere else in the Southern Hemisphere, and exhibits significant correlations with both...
Main variables and Earth System components:
Formats: ascii | csv
Timestep: Monthly,Seasonal,Annual
Domain: Antarctic, SH - Southern Hemisphere, Southern Ocean
Antarctic Seasonal Pressure Reconstructions 1905-2013
Years of Record: 1904/12 to 2013/11
This dataset consists of seasonally resolved timeseries of surface pressure at 18 Antarctic research stations, spanning 1905-2013. Routine meteorological observations began at most of these stations only around 1960, leaving a very short instrumental record on which to assess Antarctic...
Main variables and Earth System components:
Formats: ascii | Spreadsheet
Timestep: Seasonal
Domain: Antarctic
Atlantic Meridional Transect (AMT)
Years of Record: 1994/12 to 2005/11
"The Atlantic Meridional Transect (AMT) is a multidisciplinary programme which undertakes biological, chemical and physical oceanographic research during an annual voyage between the UK and destinations in the South Atlantic." As of early November, 2013, there have been 23 cruises. AMT data have...
Formats: ascii
Timestep: Sub-daily
Domain: Atlantic Ocean
Atlantic Multi-decadal Oscillation (AMO)
Years of Record: 1869/12 to 2020/08
The Atlantic Multi-decadal Oscillation (AMO) has been identified as a coherent mode of natural variability occurring in the North Atlantic Ocean with an estimated period of 60-80 years. It is based upon the average anomalies of sea surface temperatures (SST) in the North Atlantic basin, typically...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly,Decadal
Domain: Atlantic Ocean, NH - Northern Hemisphere
CARINA: Carbon in the North Altantic
Years of Record: 1977/12 to 2006/11
The CARINA (CARbon dioxide IN the Atlantic Ocean) data synthesis project is an international collaborative effort of the EU IP CARBOOCEAN, and US partners. It has produced a merged internally consistent data set of open ocean subsurface measurements for biogeochemical investigations, in particular...
Main variables and Earth System components:
Formats: ascii
Timestep: Sub-daily
Domain: Arctic, Atlantic Ocean, Southern Ocean
CMAP: CPC Merged Analysis of Precipitation
Years of Record: 1978/12 to 2020/02
CMAP refers to a collection of precipitation data sets, though the 2.5°x2.5° global monthly version is probably the most widely used. This data set is constructed from an analysis of gauge data and satellite-derived precipitation estimates. An "enhanced" version (CMAP/A) is also available, which...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly,Pentad
Domain: Global
CRU sc-PDSI (self-calibrating PDSI) over Europe & North America
Years of Record: 1900/12 to 2002/11
Maps of the monthly self-calibrating Palmer drought severity index (SCPDSI) have been calculated for the period 1901–2002 for the contiguous United States (20°–50°N and 130°–60°W) and Europe (35°–70°N, 10°W–60°E) with a spatial resolution of 0.5° × 0.5°
Main variables and Earth System components:
Formats: ascii
Timestep: Monthly
Domain: Europe, North America
CRU TS Gridded precipitation and other meteorological variables since 1901
Years of Record: 1900/12 to 2015/11
The CRU TS series of data sets (CRU TS = Climatic Research Unit Timeseries) contain monthly timeseries of precipitation, daily maximum and minimum temperatures, cloud cover, and other variables covering Earth's land areas for 1901-2015 (CRU TS4.0 is a recent release). The data set is gridded to 0....
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Climatology,Monthly
Domain: Global
Daymet: Daily Surface Weather and Climatological Summaries
Years of Record: 1979/12 to 2015/11
Developed by Dr. Peter E Thornton to fulfill the need for daily climatological data necessary for plant growth model inputs, Daymet generates daily, gridded surfaces of temperature, precipitation, humidity, and radiation over large regions and takes into account areas of complex terrain.
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Climatology,Daily
Domain: North America
Drought atlases from tree rings
Years of Record: -0001/12 to 2005/11
Tree-ring drought atlases provide a paleoclimate analog to modern drought indices, most commonly the Palmer Drought Severity Index (PDSI). Produced on a regular lat-lon grid for regions such as North America, Europe, and Australia, these centuries-long datasets are convenient for comparisons...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Annual
Domain: North America
FLUXNET
"FLUXNET is a global network of micrometeorological flux measurement sites that measure the exchanges of carbon dioxide, water vapor, and energy between the biosphere and atmosphere. At present over 140 sites are operating on a long-term and continuous basis. Vegetation under study includes...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Sub-daily
Domain: Global
Freshwater Discharge: 1948-2004
Years of Record: 1947/12 to 2004/11
"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
GHCN (Global Historical Climatology Network) Related Gridded Products
Years of Record: 1869/12 to 2014/04
Long time series of gridded surface temperature and precipitation data derived from homongenized station data. The gridded anomalies were produced from GHCN-M bias corrected data. GHCN data and CAMS (Climate Anomaly Monitoring System) are combined to produce a high resolution 'real-time' product.
Formats: netCDF | ascii
Timestep: Monthly
Domain: Global
GHCN-D: Global Historical climatology Network daily temperatures
Years of Record: 1879/12 to 2016/02
The Global Historical Climatology Network Daily database, GHCN-D, contains meteorological measurements from over 90,000 stations across the globe. The majority of station records contain precipitation data only, however other key variables including maximum temperature, minimum temperature,...
Main variables and Earth System components:
Formats: ascii
Timestep: Daily
Domain: Global
GHCNDEX: Gridded Temperature and Precipitation Climate Extremes Indices (CLIMDEX data)
Years of Record: 1950/12 to 2014/01
GHCNDEX provides gridded, station-based indices of temperature- and precipitation- related climate extremes. It is intended for climate change detection and attribution studies, climate model evaluation, and operational monitoring of extreme climatic events. Twenty-six indices, including daily...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly
Domain: Global
Global (land) precipitation and temperature: Willmott & Matsuura, University of Delaware
Years of Record: 1899/12 to 2014/11
A series of gridded temperature and precipitation data sets. Station records that served as bases for the Terrestrial Air Temperature: 1900-2014 Gridded Monthly Time Series (Version 4.01) and Terrestrial Precipitation: 1900-2014 Gridded Monthly Time Series (Version 4.01) archives are used here to...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Climatology,Monthly
Domain: Global
Global Mean Sea Level from TOPEX & Jason Altimetry
Years of Record: 1992/09 to 2015/09
The global mean sea level timeseries is an excellent, integrative indicator of climate change, providing a record independent of common metrics like global surface air temperature. The major contributions to the observed sea level trend of 3.3 mm/year include the ocean's thermal expansion,...
Main variables and Earth System components:
Formats: ascii
Timestep: Monthly
Domain: Global
Global Ocean Heat and Thermospheric Sea Level Change
Years of Record: 1954/12 to 2010/11
Using updated data from the World Ocean Database (Boyer et al, 2009) and improved ARGO profiling data, new estimates of ocean heat content and thermospheric sea level change (0-2000m) for the period 1955-2010 are derived.
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly,Seasonal,Annual
Domain: Global
Global surface temperature data: HadCRUT4 and CRUTEM4
Years of Record: 1849/12 to 2020/01
Extending back to 1850 and frequently updated, HadCRUT4 is the longest data set of its type. HadCRUT4 is a combination of the global land surface temperature data set, CRUTEM4 and the global SST data set, HadSST3. HadCRUT4 is different from the most closely comparable products (e.g. NASA GISTEMP...
Main variables and Earth System components:
Formats: netCDF | ascii | KML
Timestep: Climatology,Monthly
Domain: Global
Global Temperature Data Sets: Overview & Comparison Table
Years of Record: 1849/12 to 2013/09
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
GLODAP: GLobal Ocean Data Analysis Project for Carbon
The GLobal Ocean Data Analysis Project (GLODAP) is a cooperative effort to coordinate global synthesis projects funded through the National Oceanic and Atmospheric Administration (NOAA), the U.S. Department of Energy (DOE), and the National Science Foundation (NSF) as part of the Joint Global Ocean...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Climatology
Domain: Global
GPCC: Global Precipitation Climatology Centre
Years of Record: 1890/12 to 2018/11
The GPCC provides gridded gauge-analysis products derived from quality controlled station data. Two products are for climate: (a) the Full Data Reanalysis Product (1901-2010) is recommended for global and regional water balance studies, calibration/validation of remote sensing based rainfall...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Climatology,Daily,Monthly
Domain: Global
Gridded Climatology of Clouds from Surface Observations Worldwide (1971-2008)
Years of Record: 1953/12 to 2009/11
This digital archive provides multi-year monthly, seasonal, and annual averages in 5x5-degree grid boxes (or 10x10-degree boxes for some quantities over the ocean). Daytime and nighttime averages, as well as the diurnal average (average of day and night), are given. Nighttime averages were computed...
Main variables and Earth System components:
Formats: ascii
Timestep: Climatology,Monthly,Seasonal
Domain: Global
HadEX2: Gridded Temperature and Precipitation Climate Extremes Indices (CLIMDEX data)
Years of Record: 1900/12 to 2010/11
HadEX2 provides gridded, station-based indices of temperature- and precipitation- related climate extremes. It is intended for climate change detection and attribution studies and climate model evaluation. Twenty-nine indices, including daily maximum and minimum temperatures, number of frost days,...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly,Annual
Domain: Global
HadGHCNDEX - Gridded Daily Temperature Extremes
Years of Record: 1949/12 to 2011/11
HadGHCND (aka HadGHCNDEX) is a gridded daily dataset of near-surface maximum (TX) and minimum (TN) temperature observations. Anomalies (departures from 1961-1990 climatology) and actual temperatures are distributed in two separate files. The dataset is designed primarily for the analysis of...
Main variables and Earth System components:
Formats: ascii
Timestep: Daily
Domain: Global
Hurrell North Atlantic Oscillation (NAO) Index (PC-based)
Years of Record: 1899/01 to 2020/12
The principal component (PC)-based indices of the North Atlantic Oscillation (NAO) are the time series of the leading Empirical Orthogonal Function (EOF) of SLP anomalies over the Atlantic sector, 20°-80°N, 90°W-40°E. These indices are used to measure the NAO throughout the year, tracking the...
Formats: ascii
Timestep: Monthly,Seasonal,Annual
Domain: Atlantic Ocean
Hurrell North Atlantic Oscillation (NAO) Index (station-based)
Years of Record: 1864/12 to 2020/01
The winter (December thru March) station-based index of the NAO is based on the difference of normalized sea level pressure (SLP) between Lisbon, Portugal and Stykkisholmur/Reykjavik, Iceland since 1864. Positive values of the NAO index are typically associated with stronger-than-average...
Main variables and Earth System components:
Formats: ascii
Timestep: Monthly,Seasonal,Annual
Domain: Atlantic Ocean
IBTrACS: Tropical cyclone best track data
IBTrACS (International Best Track Archive for Climate Stewardship) provides global tropical cyclone best track data in a centralized location to aid our understanding of the distribution, frequency, and intensity of tropical cyclones worldwide. The World Meteorological Organization Tropical Cyclone...
Main variables and Earth System components:
Formats: netCDF | ascii | shapefile
Domain: Global
ICOADS Surface Marine Weather Observations
Years of Record: 1799/12 to 2016/08
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...
Main variables and Earth System components:
Formats: netCDF | ascii | binary | IMMA
Timestep: Climatology,Daily,Monthly
Domain: Global
MSU/AMSU Atmospheric Temperature Climate Data Record, Remote Sensing Systems (RSS)
Years of Record: 1978/12 to 2012/11
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
Multivariate ENSO Index
Years of Record: 1978/12 to 2019/04
The Multivariate ENSO Index (MEI) is said to capture a more holistic representation of the atmospheric and oceanic anomalies that occur during ENSO events than do single-variables timeseries like the NinoSST indices. The MEIv2 is based on five variables from the tropical Pacific. These five...
Formats: ascii
Timestep: Monthly
Domain: Pacific Ocean
NASA Energy and Water cycle Study (NEWS) Climatology of the 1st Decade of the 21st Century Dataset
Years of Record: 1997/12 to 2010/11
This data set summarizes the original observation-based mean fluxes of Water and Energy Budget (WEB) components during the first decade of the 21st century (specifically: 1998-2010), for each continent and ocean basin. These data are summarized on both monthly and annual scales, as well as...
Main variables and Earth System components:
Formats: netCDF | ascii | Spreadsheet
Timestep: Climatology,Monthly,Annual
Domain: Africa, Antarctic, Asia, Atlantic Ocean, Australia, Europe, Indian Ocean, Maritime Continent, North America, South America
NCAR Sea Level Pressure
Years of Record: 1898/12 to 2020/11
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
NOAA ThreadEx Long-term Station Extremes for America
Years of Record: 1869/12 to 2011/11
ThreadEx is a data set of extreme daily temperature and precipitation values for 270 locations in the United States. For each day of the year at each station, ThreadEx provides the top 3 record high and low daily maximum temperatures, the top 3 record high and low daily minimum temperatures, the...
Main variables and Earth System components:
Formats: ascii
Timestep: Daily
Domain: North America
NSIDC Sea Ice Index
Years of Record: 1978/09 to 2020/12
The NSIDC Sea Ice Index is a suite of easy-to-use sea ice analyses to track changes in Arctic and Antarctic sea ice. The product is produced and supported by the NOAA at NSIDC group and consists of browse imagery and data text files (CSV or Excel format). The input data is from two sources...
Main variables and Earth System components:
Formats: ascii | csv | GeoTIFF | Image | shapefile
Timestep: Daily,Monthly
Domain: Antarctic, Arctic
ORAS4: ECMWF Ocean Reanalysis and derived ocean heat content
Years of Record: 1957/12 to 2013/03
ECMWF's current ocean reanalysis uses a sophisticated data assimilation methodology which includes a model bias correction. The ocean model used is forced by atmospheric daily surface fluxes, relaxed to SST and bias corrected.
The Balmaseda et al (QJRMS 2013) reference provides excellent peer...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly
Domain: Global
Overview: Carbon Dioxide (CO2) Data Sets
Years of Record: 1957/12 to 2012/08
Directly measured and continuous records of atmospheric carbon dioxide (CO2) extend back to 1958. CO2 has also been measured in ancient air samples trapped in ice cores, and these records extend back hundreds of thousands of years. More recently, CO2 is being sampled by satellites providing global...
Main variables and Earth System components:
Formats: ascii
Timestep: Daily,Monthly,Annual
Pacific Decadal Oscillation (PDO): Definition and Indices
Years of Record: 1899/12 to 2015/11
The Pacific Decadal Oscillation (PDO) is defined by the leading pattern (EOF) of sea surface temperature (SST) anomalies in the North Pacific basin (typically, polewards of 20°N). The SST anomalies are obtained by removing both the climatological annual cycle and the global-mean SST anomaly...
Main variables and Earth System components:
Formats: ascii
Timestep: Monthly
Domain: Pacific Ocean
PACIFICA: PACIFic ocean Interior CArbon
Years of Record: 1987/12 to 2000/11
PACIFICA (PACIFic ocean Interior CArbon) was an international collaborative project for the data synthesis of ocean interior carbon and its related parameters in the Pacific Ocean. The North Pacific Marine Science Organization (PICES), Section of Carbon and Climate (S-CC) supported the project. We...
Main variables and Earth System components:
Formats: ascii
Timestep: Sub-daily
Domain: Pacific Ocean
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 generally spans -10 (dry) to +10 (wet). Maps of operational agencies like NOAA typically show a range of -4 to +4, but more extreme values...
Main variables and Earth System components:
Formats: netCDF | ascii | binary
Timestep: Monthly
Domain: Global
Precipitation Reconstruction Land (PREC/L): 1948-present
Years of Record: 1947/12 to 2020/02
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
QBO: Quasi-Biennial Oscillation
Years of Record: 1952/12 to 2012/08
The quasi-biennial oscillation (QBO) is a quasi-periodic oscillation of the equatorial zonal wind between easterlies and westerlies in the tropical stratosphere with a mean period of 28 to 29 months. The alternating wind regimes develop at the top of the lower stratosphere and propagate downwards...
Main variables and Earth System components:
Formats: ascii
Timestep: Monthly
Domain: Tropics
RAPID: monitoring the Atlantic Meridional Overturning Circulation at 26.5°N
Years of Record: 2004/03 to 2017/01
"The Rapid Climate Change programme (RAPID) explores what causes rapid switches in climate, with a main (but not exclusive) focus on the Atlantic Ocean's thermohaline circulation."
"A principal objective of the RAPID programme is the development and maintenance of a pre-operational prototype...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Sub-daily
Domain: Atlantic Ocean
SCRIPPS O2 ,CO2 and APO
Years of Record: 1988/12 to 2012/11
"The Scripps O2Program measures changes in atmospheric oxygen levels from air samples collected at stations around the world. This sampling network provides a global and hemispheric perspective on oxygen variability. " Stations include:
Alert, NWT, Canada
Cold Bay, Alaska
Cape Kumukahi, Hawaii...
Main variables and Earth System components:
Formats: ascii
Timestep: Daily,Monthly
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
Snow Cover Extent (Northern Hemisphere) Climate Data Record, by Rutgers
Years of Record: 1966/09 to 2020/09
The Snow Cover Extent Climate Data Record extends from the late 1960s to present. Historical analyses based on visual inspection have been digitized and combined with modern multi-spectral remote sensing to produce a seamless record on a hemispheric scale. The data are available at weekly and...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly,Weekly
Domain: North America
SST data: HadiSST v1.1
Years of Record: 1870/01 to 2020/11
The Hadley Centre Global Sea Ice and Sea Surface Temperature (HadISST) is a combination of monthly globally complete fields of SST and sea ice concentration for 1871-present. This page focuses on the SST data; see the separate page for discussion of HadISST sea ice. HadISST uses reduced space...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly
Domain: Global
SST data: HadSST3
Years of Record: 1849/12 to 2017/11
HadSST3 provides monthly SST anomalies on a 5°x5° grid for 1850-present. The anomalies are derived from a 30-year climatology spanning 1961-90.Coverage is global but there is no interpolation; Thus, missing data occur in the final product. The primary input data are from ICOADS release 2.5. Bias...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly
Domain: Global
SST Data: NOAA Extended Reconstruction SSTs Version 5 (ERSSTv5)
Years of Record: 1853/12 to 2019/07
The NOAA Extended Reconstruction Sea Surface Temperature (ERSST) provides global, spatially complete SST data at a monthly timestep for 1854-present. Version5 is based upon statistical interpolation of the ICOADS release 3.0 data. Argo float data are used in the recent years (since ~2000). The data...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Climatology,Monthly
Domain: Global
SST data: NOAA Extended Reconstruction SSTs, version 3 (ERSSTv3 & 3b)
Years of Record: 1853/12 to 2020/01
The NOAA Extended Reconstruction Sea Surface Temperature (ERSST) provides global, spatially complete SST data at a monthly timestep for 1854-present. Version3 is based upon statistical interpolation of the ICOADS release 2.4 data. Version 3 includes satellite AVHRR SST data for 1985 onwards....
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly
Domain: Global
SST data: NOAA Extended Reconstruction SSTs, Version 4
Years of Record: 1981/10 to 2021/02
The NOAA Extended Reconstruction Sea Surface Temperature (ERSST) provides global, spatially complete SST data at a monthly timestep for 1854-present. Compared to the previous version, Version 4 uses the more extensive ICOADS Release 2.5 data and revised quality control, bias adjustment, and...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly
Domain: Global
Standardized Precipitation Evapotranspiration Index (SPEI)
Years of Record: 1900/12 to 2014/02
The Standardized Precipitation Evapotranspiration Index (SPEI) is an extension of the widely used Standardized Precipitation Index (SPI). The SPEI is designed to take into account both precipitation and potential evapotranspiration (PET) in determining drought. Thus, unlike the SPI, the SPEI...
Formats: netCDF | ascii
Timestep: Monthly,Seasonal,Annual
Domain: Global
Total Column Ozone: Bodeker Scientific
Bodeker Scientific produces global, daily, total column ozone database by combining measurements from a number of different satellite-based instruments. Offsets and drifts between the different datasets are resolved through comparisons with the Dobson and Brewer ground-based instruments and through...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Daily,Monthly
Domain: Global
Tropical Moored Buoy System: TAO, TRITON, PIRATA, RAMA (TOGA)
Years of Record: 1991/12 to 2013/03
The Tropical Ocean Global Atmosphere program (TOGA) is a component of the World Climate Research Programme (WCRP) aimed specifically at the prediction of climate phenomena on time scales of months to years. In order to achieve the TOGA goals, a strategy of large-scale, long-term monitoring of the...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Sub-daily,Daily,Monthly,Weekly
Domain: Tropics
U.S. Climate Extremes Index (CEI)
Years of Record: 1909/12 to 2019/10
The U.S. Climate Extremes Index (CEI) was first presented in 1995 as a framework for quantifying observed changes in climate within the contiguous United States. At present, the CEI evaluates the percent area of extremes in the distribution of much above/below average (top/bottom 10% of...
Main variables and Earth System components:
Formats: ascii
Timestep: Monthly,Seasonal,Annual
Domain: North America
UNH/GRDC: Estimated River Runoff
Combines observed river discharge information with a climate-driven Water Balance Model in order to develop composite runoff fields that are consistent with observed discharges. This combination preserves the accuracy of discharge measurements as well as the spatial and temporal distribution of...
Main variables and Earth System components:
Formats: ascii
Timestep: Climatology
Domain: Global
Walsh and Chapman Northern Hemisphere Sea Ice
Years of Record: 1869/12 to 2011/11
The Walsh and Chapman Sea Ice Data Set provides a long record of Arctic sea ice concentrations on a monthly basis for 1870-2011. Historical observations were gridded and combined with satellite-derived sea ice concentrations for the recent decades. Mostly climatologies before the 1950s. The Walsh...
Main variables and Earth System components:
Formats: ascii
Timestep: Monthly
Domain: NH - Northern Hemisphere, Arctic
Water Isotopes from Satellites
Years of Record: 1999/12 to 2012/08
Summary of 7 satellite-derived products providing a global snapshot of water isotope distribution in 3D, with good information on zonal gradients and seasonality.
Main variables and Earth System components:
Formats: netCDF | ascii | HDF
Timestep: Sub-daily,Daily
Domain: Global
World Ocean Atlas (WOA09)
World Ocean Atlas 2009 (WOA09) is a set of objectively analyzed (1 degree grid) climatological fields of in situ temperature, salinity, dissolved oxygen, Apparent Oxygen Utilization (AOU), percent oxygen saturation, phosphate, silicate, and nitrate at standard depth levels for annual, seasonal, and...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Climatology,Monthly,Seasonal,Annual
Domain: Global
World Ocean Atlas 2013 (WOA13)
Years of Record: 1954/12 to 2012/11
The World Ocean Atlas (WOA) is a set of climatological mean, gridded fields of oceanographic variables based on in-situ measurements from a wide variety of sources. Global, decadal averages of temperature, salinity, oxygen and nutrients are provided at monthly, seasonal and annual averaging...
Main variables and Earth System components:
Formats: netCDF | ascii | shapefile
Timestep: Climatology,Monthly,Seasonal
Domain: Global