NCAR Climate Data Guide Content with Tag: Multiple levels

Climate Data Guide: AIRS V6-L2
AIRS (Atmospheric InfraRed Sounder): Version 6 Level 2
Years of Record: 2002/08 to 2016/09
AIRS Version 6 Level 2 data represent a significant improvement over AIRS Version 5 Level 2 products in terms of greater stability, yield, and quality. Several algorithmic improvements have been made by the AIRS Project in conjunction with the AIRS Science Team. Improvements include: (a)...
Formats: HDF | HDF-EOS Timestep: Sub-daily Domain: Global
AIRS and AMSU: Tropospheric air temperature and specific humidity
Years of Record: 2002/09 to 2011/05
The Atmospheric Infrared Sounder (AIRS) project has generated decadal-length, global, gridded data sets of temperature and specific humidity for several standard levels in the troposphere for the obs4MIPS project. This obs4MIPS version of the AIRS data are available at monthly resolution, 1ºx1º...
Main variables and Earth System components:
Formats: netCDF Timestep: Monthly Domain: Global
ASR (contributed by A. Wilson)
Arctic System Reanalysis (ASR)
Years of Record: 2000/01 to 2012/12
The Arctic System Reanalysis is a multi-agency, university-led retrospective analysis (reanalysis) of the Greater Arctic. ASR is produced using high-resolution versions of the Polar Weather Forecast Model (PWRF) and the WRF-VAR and High Resolution Land Data Assimilation (HRLDAS) data assimilation...
Main variables and Earth System components:
Formats: netCDF Timestep: Sub-daily,Monthly Domain: Arctic
Argo float locations Source: http://www-hrx.ucsd.edu/www-argo/statusbig.gif
Argo Ocean Temperature and Salinity Profiles
Years of Record: 2000/01 to 2017/01
Argo is an array of over 3600 profiling floats distributed almost uniformly across the global oceans. First deployed in 2000, Argo floats provide temperature and salinity profiles from the surface to a depth of 2000m. The array has approximately 1 float for every 3 degrees of latitude and...
Main variables and Earth System components:
Formats: netCDF Timestep: Monthly,Weekly Domain: Global
Atlantic Meridional Transect (AMT)
Years of Record: 1995/01 to 2005/12
"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
CALIPSO
Years of Record: 2006/06 to 2017/01
CALIPSO (Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observations ) was launched on April 28, 2006 to study the impact of clouds and aerosols on the Earth's radiation budget and climate. It flies in formation with five other satellites in the international "A-Train" constellation for...
Main variables and Earth System components:
Formats: netCDF Timestep: Sub-daily,Daily Domain: Global
CARINA: Carbon in the North Altantic
Years of Record: 1978/01 to 2006/12
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
Tropical Instability Waves (contributed by E. de Boisseson)
CERA-20C: ECMWF's Coupled Ocean-Atmosphere Reanalysis of the 20th Century
Years of Record: 1901/01 to 2010/12
The CERA-20C is a global, coupled reanalysis spanning 1901-2010 with a focus on low-frequency climate variability.  Similar to ERA-20C, the surface observations assimilated include surface pressures from the International Surface Pressure Databank v3.2.6 and ICOADS v 2.5.1, and surface winds...
Main variables and Earth System components:
Formats: netCDF | GRIB Timestep: Sub-daily,Daily,Monthly Domain: Global
See Expert Guidance by Laloyaux, Patrick
Climate Forecast System Reanalysis (CFSR)
Years of Record: 1979/01 to 2017/11
The CFSR is a third generation reanalysis product. It is a global, high resolution, coupled atmosphere-ocean-land surface-sea ice system designed to provide the best estimate of the state of these coupled domains over this period. The CFSR includes (1) coupling of atmosphere and ocean during the...
Main variables and Earth System components:
Formats: GRIB Timestep: Sub-daily,Monthly Domain: Global
Cloud observations from MODIS
Years of Record: 2000/03 to 2018/05
The Moderate Resolution Imaging Spectroradiometer (MODIS) is scanning instrument that makes measurements in 36 spectral bands from the visible to the thermal infrared at spatial resolutions from 250 m to 1 km. There are MODIS instruments aboard two sun-synchronous polar-orbiting NASA satellites:...
Main variables and Earth System components:
Formats: netCDF | HDF-EOS Timestep: Daily,Monthly,Weekly Domain: Global
CloudSat
Years of Record: 2006/06 to 2010/11
CloudSat is a satellite mission designed to measure the vertical structure of clouds from space. The radar data produces detailed images of cloud structures. CloudSat is one of a constellation of satellites known as the A-Train (Cloudsat, CALIPSO, PARASOL, Aqua, Aura, GCOM-W1). The satellites fly...
Main variables and Earth System components:
Formats: netCDF Timestep: Monthly Domain: Global
Heat Content Trend
CMCC Global Ocean Reanalysis System (C-GLORS)
Years of Record: 1982/01 to 2013/12
"The CMCC Global Ocean Physical Reanalysis System (C-GLORS) is used  to simulate the state of the ocean in the last decades. It consists of a variational data assimilation system (OceanVar), capable of assimilating all in-situ observations along with altimetry data, and a forecast step...
Formats: netCDF Timestep: Daily,Monthly,Weekly Domain: Global
Combined CloudSat spaceborne radar and CALIPSO spaceborne lidar cloud fraction dataset
Years of Record: 2006/07 to 2011/02
A global (82S-82N) cloud fraction data set, providing a unique view of cloud vertical structure, has been developed based on the complimentary spaceborne remote sensing capabilities of the CloudSat radar and the CALISPSO lidar. The data set provides monthly mean cloud fraction over several vertical...
Main variables and Earth System components:
Formats: netCDF Timestep: Monthly,Seasonal,Annual Domain: Global
SLP anomaly in DJF 1925-26 in ERA-20C
ERA-20C: ECMWF's atmospheric reanalysis of the 20th century (and comparisons with NOAA's 20CR)
Years of Record: 1900/01 to 2011/01
The ECMWF's first atmospheric reanalysis of the 20th Century, ERA-20C, provides a long, gridded dataset of many climate variables, spanning 1900-2010.  Observations assimilated include surface pressures from the International Surface Pressure Databank v3.2.6 and ICOADS v 2.5.1, and surface...
Main variables and Earth System components:
Formats: netCDF | GRIB Timestep: Sub-daily,Daily,Monthly Domain: Global
zonal-mean trend in ocean salinity
Global Ocean Salinity Change, 1950-2008 (Durack-Wijffels)
Years of Record: 1950/01 to 2009/04
Using data from the Indian Ocean Hydrobase (IOHB) (Kobayashi et al., 2006), Hydrobase2 (Curry, 2002), and Southern Ocean Atlas (Orsi and Whitworth, 2010) databases along with the improved spatial and temporal coverage provided by ARGO profiling data, new estimates of ocean salinity and temperature...
Formats: netCDF | Image Timestep: Climatology Domain: Global
GLODAP: GLobal Ocean Data Analysis Project for Carbon
Years of Record: 2013/09
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
GODAS: NCEP Global Ocean Data Assimilation System
Years of Record: 2016/01 to 2016/12
GODAS is a real-time ocean analysis and a reanalysis. It is used for monitoring, retrospective analysis as well as for providing oceanic initial conditions for the CFS. Both temperature and synthetic salinity profiles are assimilated in a 3DVAR scheme. Beginning with March 2007, altimetry sea level...
Formats: netCDF | GRIB Timestep: Monthly,Pentad Domain: Global
JRA-55
Years of Record: 1957/12 to 2018/07
Spanning 1958-present, JRA-55 is the longest third-generation reanalysis that uses the full observing system (in contrast, products like ERA-20C and NOAA 20CR assimilate a very limited set of observations while NCEP R1 uses an antiquated model and assimilation scheme).  Compared to the...
Main variables and Earth System components:
Formats: GRIB Timestep: Sub-daily,Monthly Domain: Global
See Expert Guidance by Kobayashi, Shinya
JRA55 (top panel) compared with JRA-55C (bottom panel)
JRA-55C (reanalysis using conventional observations)
Years of Record: 1972/10 to 2013/01
JRA-55C is a fixed observing system atmospheric reanalysis that uses the same model and data assimilation scheme as JRA-55. The observations assimilated include surface station data, radiosondes, tropical cyclone retrievals and wind profilers.  No satellite observations are included.  JRA...
Formats: GRIB Timestep: Sub-daily,Monthly Domain: Global
See Expert Guidance by Kobayashi, Chiaki
MOCHA: Meridional Overturning Circulation (MOC) and Heatflux Array
Years of Record: 2004/04 to 2012/10
"MOCHA is a collaborative project, partnered with the UK RAPID Program, to measure the meridional overturning circulation (MOC) and ocean heat transport in the North Atlantic Ocean ."
Formats: netCDF | ascii Timestep: Sub-daily Domain: Atlantic Ocean
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
NASA's MERRA2 reanalysis
Years of Record: 1980/01 to 2017/11
The Modern-Era Retrospective analysis for Research and Applications, version 2 (MERRA-2) is a global atmospheric reanalysis produced by the NASA Global Modeling and Assimilation Office (GMAO). It spans the satellite observing era from 1980 to the present. The goals of MERRA-2 are to provide a...
Main variables and Earth System components:
Formats: netCDF Timestep: Sub-daily,Daily,Monthly Domain: Global
See Expert Guidance by Bosilovich, Michael | See Expert Guidance by Cullather, Richard
ocean energy budget based on IAP ocean temperature analysis (contributed by L Cheng)
Ocean temperature analysis and heat content estimate from Institute of Atmospheric Physics
Years of Record: 1940/01 to 2016/12
The Institute of Atmospheric Physics (IAP) ocean temperature analysis features global coverage of the oceans, at 1° x1° horizontal resolution on 41 vertical levels from 1-2000m, and monthly resolution from 1940 to present.  As such, it is aimed at studies of climate variability and change,...
Main variables and Earth System components:
Formats: netCDF | ascii Timestep: Monthly Domain: Global
Climate Data Guide Image: ORAS4
ORAS4: ECMWF Ocean Reanalysis and derived ocean heat content
Years of Record: 1958/01 to 2013/04
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
PACIFICA: PACIFic ocean Interior CArbon
Years of Record: 1988/01 to 2000/12
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
Climate Data Guide Image: QBO
QBO: Quasi-Biennial Oscillation
Years of Record: 1953/01 to 2012/09
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
Radiative kernels from climate models
The radiative kernel technique is a method used to quantify radiative feedbacks in response to global warming.  Radiative kernels are commonly calculated for the water vapor, lapse rate, temperature and albedo feedbacks.  Radiative kernels are used to deconstruct the various contributions...
Formats: netCDF Timestep: Climatology Domain: Global
See Expert Guidance by Pendergrass, Angeline
RAPID: monitoring the Atlantic Meridional Overturning Circulation at 26.5°N
Years of Record: 2004/04 to 2017/02
"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
SODA: Simple Ocean Data Assimilation
Years of Record: 1870/01 to 2010/12
The Simple Ocean Data Assimilation, or SODA, analysis is an ocean reanalysis data set consisting of gridded variables for the global ocean, as well as several derived fields. The goal is to provide an improved estimate of ocean state from those based solely on observations or numerical simulations.
Formats: netCDF Timestep: Monthly Domain: Global
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
Vertical profiles of December climatologies at (65N,270E) for Forcing and RPC.
Stratospheric & Tropospheric Ozone: ACC/SPARC (Atmospheric Chemistry and Climate / Stratospheric Processes and their Role in Climate)
Years of Record: 1850/01 to 2099/12
"The AC...
Main variables and Earth System components:
Formats: netCDF Timestep: Monthly Domain: Global
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: CCMVal2 climatological O3 range (1979-2007).
Stratospheric Ozone: Vertically Resolved, zonal mean based on BDBP
Years of Record: 1979/01 to 2007/12
Combined monthly mean vertical ozone profile database spanning the period 1979 to 2007. The database is completely filled such that there are no missing data. The raw individual ozone data are sourced from the BDBP database.  Monthly means are calculated from individual ozone measurements...
Main variables and Earth System components:
Formats: netCDF Timestep: Monthly Domain: Global
Tropical Moored Buoy System: TAO, TRITON, PIRATA, RAMA (TOGA)
Years of Record: 1992/01 to 2013/04
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...
Formats: netCDF | ascii Timestep: Sub-daily,Daily,Monthly,Weekly Domain: Tropics
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...
Formats: netCDF | ascii Timestep: Climatology,Monthly,Seasonal,Annual Domain: Global
Northwest Atlantic regional Sea Water Salinity Annual fields for period of 1995-2004 at 50m depth (contributed by A. Mishonov)
World Ocean Atlas 2013 (WOA13)
Years of Record: 1955/01 to 2012/12
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...
Formats: netCDF | ascii | shapefile Timestep: Climatology,Monthly,Seasonal Domain: Global
See Expert Guidance by Mishonov, Alexey
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