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EOL data archive

The EOL data archive contains atmospheric, meteorological, and other geophysical datasets from operational sources and the scientific research programs and projects for which NCAR/EOL has provided data management support. The project list may be sorted by selecting the header keys and full project descriptions and dataset lists are available by selecting the project title. You may search for projects with the form below. You may also search for datasets by keyword or space and time.


508 projects (100 shown)

Name: Title / Summary Begin Date (UTC) End Date (UTC)
MLO_CN2: Mauna Loa Seeing Study (Cn-squared study)
Sonic anemometers were deployed during Summer 2006 at the Mauna Loa Observatory, Hawaii to quantify the atmospheric seeing quality, to help NCAR/HAO plan current and future telescope observations. This study was intended to replicate measurements made...
2006-06-09 00:00:00 2006-08-08 23:59:59
MOHPREX: Monsoon Himalayan Precipitation Experiment
In the spring of 1999, a network of sixteen meteorological stations was installed at elevations ranging from 500 to 4,500m from the leading edge of the Himalayas to the accessible headwaters of the Marsyandi river basin in Central Nepal. Two types of...
2002-05-15 00:00:00 2002-06-15 23:59:59
MONEX-77: Monsoon Experiment
The Monsoon Experiment (MONEX) was the core of the Global Atmospheric Research Program (GARP) Monsoon subprogram, which was a major international effort to achieve a better understanding of the planetary monsoon circulation, the major seasonal...
1977-06-07 00:00:00 1977-07-04 23:59:59
MPD-NetDemo: Micro-Pulse DIAL (MPD) Network Demonstration
This project is the first deployment of the network of five NCAR Micro-Pulse DIALs (MPDs). We test the network capability of these systems toward providing continuous water vapor profiles. EOL also fields two GPS receivers to provide precipitable water...
2019-04-16 00:00:00 2019-07-22 23:59:59
MPEX: Mesoscale Predictability Experiment
The Mesoscale Predictability Experiment (MPEX) will be conducted within the U.S. intermountain region and high plains during the late spring/early summer of 2013 and will include the use of the NCAR GV, along with the new Airborne Vertical Atmospheric...
2013-05-01 00:00:00 2013-06-30 23:59:59
MPI2019: Mixed Phase Isotopes 2019
Scientific relevance Ice crystals and supercooled liquid droplets exist simultaneously in mixed-phase clouds. As a result, precipitation may form by distinct pathways. Water vapor in the atmosphere can deposit directly onto tiny particulates called ice...
2018-12-20 00:00:00 2019-01-07 23:59:59
MSS-81: Marine Stratus Studies - 1981
The Marine Stratus Studies (MSS) project, led by Dr. James W. Telford, studied the marine stratus near the California coast. This project was aimed at explaining the development of the dynamics, microphysics and radioactive properties of stratus clouds...
1981-09-23 00:00:00 1981-10-12 23:59:59
MSS-82: Marine Stratus Studies - 1982
The Marine Stratus Studies (MSS) project, led by Dr. James W. Telford, studied the marine stratus near the California coast. This project was aimed at explaining the development of the dynamics, microphysics and radioactive properties of stratus clouds...
1982-08-10 00:00:00 1982-08-25 23:59:59
NADO: nado
NADO involved two PAM stations from July, 1985, through August, 1986. These were setup to the northeast of the Denver-metro area; in the vicinity of Denver's new airport. The intension of the experiment was to provide long-term, seasonal wind...
1986-01-01 00:00:00 1986-08-30 23:59:59
NaLidar: NaLidar
During the Sodium Lidar (NaLidar) project, airborne lidar measurements were taken over the central US of atmospheric density perturbations in the upper stratosphere and lower mesosphere and of the mesospheric sodium layer to test a new sodium lidar...
1986-11-13 20:50:26 1986-11-18 05:42:00
NAMAP: NAME Model Assessment Project
The purpose of the NAME Model Assessment Project (NAMAP) is to provide focus to high-resolution modeling activities in support of the North American Monsoon Experiment (NAME). NAMAP Phase I consists of simulations of the single 1990 warm season when...
1990-05-01 00:00:00 1990-10-31 23:59:59
NAME: North American Monsoon Experiment
The North American Monsoon Experiment (NAME) is an internationally coordinated, joint CLIVAR-GEWEX process study aimed at determining the sources and limits of predictability of warm season precipitation over North America, with emphasis on time scales...
2004-06-01 00:00:00 2004-09-30 23:59:59
NAMMA: NASA African Monsoon Multidisciplinary Analysis
The African Monsoon Multidisciplinary Analyses (AMMA) project was an international collaboration aimed at improving our knowledge and understanding of the West African Monsoon and its variability.  The NASA African Monsoon Multidisciplinary Analyses ...
2006-08-06 00:00:00 2006-09-12 23:59:59
NARE-AIR: North Atlantic Regional Experiment - Aircraft
This cost-recovery program sought to determine and quantify the processes responsible for the transport of ozone and ozone precursors from North America to the North Atlantic Ocean. Specific goals included improved understanding of (1) the fate of...
1993-08-08 13:34:34 1993-08-28 18:22:15
NASA-LITE: Lidar-In-Space Technology Experiment
The objective of the NASA LITE program was to demonstrate the measurement capabilities of a lidar system in orbit aboard the space shuttle. The experiment was designed to test the feasibility of space-based lidar systems. To validate the LITE...
1994-09-02 00:00:00 1994-09-19 23:59:59
Nauru99: Nauru ARM Experiment, 1999
Nauru99 continues a series of intensive field studies in support of the DOE/Atmospheric Radiation Measurement (ARM) program in the tropical Western Pacific (TWP). Centered around the island of Nauru, the NOAA R/V Ronald H. Brown and the JAMSTEC R/V...
1999-06-15 00:00:00 1999-07-17 23:59:59
NBL: Nocturnal Boundary Layer
The Nocturnal Boundary Layer (NBL) project investigated the vertical structure of the nocturnal boundary layer under clear conditions. The main objectives of this project were to observe the turbulent flux structure with respect to the position of the...
1979-05-01 00:00:00 1979-05-09 23:59:59
NDTE: North Dakota Thunderstorm Experiment
The North Dakota Thunderstorm Project (NDTP) was a multi-agency cooperative research program designed to examine a number of facets of thunderstorm characteristics and evolution, including transport and dispersion, entrainment, cloud-ice initiation,...
1993-06-21 00:00:00 1993-07-31 23:59:59
NDTP: North Dakota Thunderstorm Project
The purpose of this project was to continue studies of the influence of convective clouds and thunderstorms on the distribution of tropospheric trace gases, including NOy, CO, NMCH, O3, and on the distribution of solar UV radiation. The aircraft...
1989-06-12 07:33:05 1989-06-30 18:37:25
NEWS: New England Winter Storms
The New England Winter Storms study addresses mechanisms of band formation in a New England winter storm. The structure of the bands and their environment are documented with synoptic observations, radar data and analyses of instrumented aircraft...
1983-11-04 15:17:43 1983-12-13 13:11:28
NEWS-82: New England Winter Storms - 1982
The New England Winter Storms - 1982 (NEWS-82) study addressed mechanisms of band formation in a New England winter storm. The structure of the bands and their environment were documented with synoptic observations, radar data, and analyses of QueenAir...
1982-12-11 06:10:43 1983-01-28 12:21:31
NHRE: National Hail Research Experiment
The National Hail Research Experiment (NHRE) was conducted in the tri-state area of Colorado, Nebraska, and Wyoming, with the field headquarters located at Grover, Colorado. This area, during the three years prior to the start of NHRE, had been the...
1972-03-01 00:00:00 1976-12-31 23:59:59
NIMROD: Northern Illinois Meteorological Research On Downburst Project
The Northern Illinois Meteorological Research On Downburst Project (NIMROD) project data were collected in Minnesota, U.S. during the spring of 1978.  Data were collected between 19 May 1978 and 29 June 1978.
1978-05-19 00:00:00 1978-06-29 23:59:59
NIWOT02: Niwot Ridge Pilot Experiment
The goals of the Niwot Ridge Pilot Experiment are: - To understand the significance of the horizontal transport of CO_2 in the nocturnal boundary layer. - To study correlations between CO_2 transport and surface heteorogeneity. - The expected results...
2002-08-01 00:00:00 2002-08-30 23:59:59
NIWOT07: Niwot Ridge Pilot Experiment, 2006-2007
In support of a NSF-supported project to investigate the use of sensor networks for biogeoscience research, NCAR and CU are deploying additional equipment at the Univ. Colo. Flux Facility (CUFF) in the Univ. Colo. Mountain Research Station (MRS)....
2007-07-01 00:00:00 2007-08-31 23:59:59
NIWOT08: Niwot Ridge Experiment, 2008
2008-07-01 00:00:00 2008-08-31 23:59:59
NOAA-DHA: Long-term NOAA Dropsonde Hurricane Archive
Dropsonde data is primarily used in studying and helping predict the path and intensity of hurricanes. The data in this archive are a compilation of 17 years (1996-2012) of high resolution dropsonde data collected by NOAA’s National Hurricane Center...
1996-08-01 00:00:00 2012-10-31 23:59:59
NOLTG: NO Lightning
The purpose of the NO Lightning project was to measure the production of NO and O3 by electrified clouds and to relate this to the occurrence of cloud-to-ground and intracloud lightning. The measurements were taken near Langmuir Laboratory (Socorro,...
1989-07-27 11:16:15 1989-08-22 14:11:38
NOREASTER: Nor'easter
Nor'easter consists of a single flight on the NSF/NCAR HIAPER Gulfstream-V research aircraft to fly the HIAPER Cloud Radar (HCR) across the comma head of a strong Nor'easter cyclone in an attempt to determine unambiguously whether or not generating...
2015-01-30 00:00:00 2015-02-03 23:59:59
O3DEST: Ozone Destruction Flux Experiment
The Ozone Destruction Flux Experiment (O3DEST) utilized the QueenAir, A-80 aircraft to make direct eddy flux measurements of ozone with fast response ozone sensors. The measurements were used in two ways: first, as a tracer in the study of boundary...
1980-06-02 00:00:00 1980-06-20 23:59:59
OAFSS: Ocean/Atmosphere Flux Scale Study
For the Ocean/Atmosphere Flux Scale Study (OAFSS), the space scale of Ocean/Atmosphere fluxes of sensible and latent heat, as well as momentum, was measured directly via ‘correlation techniques’ with the L-188 Electra aircraft. This scale information...
1975-03-07 00:00:00 1975-03-13 23:59:59
OASIS: Oklahoma Atmospheric Surface-layer Instrumentation System
The Oklahoma Mesonet (Brock et al., 1995), a system of 115 automated measurement stations across Oklahoma, is serving as the foundation for the Oklahoma Atmospheric Surface-layer Instrumentation System (OASIS) Project. OASIS (Brotzge et al. 1999a;...
1997-10-01 00:00:00 2000-10-01 23:59:59
OCFS: Ozone Conservation and Flux Studies
The main objective of the Ozone Conservation and Flux Studies (OCFS) experiment, was to describe the structure and scale of the momentum, temperature and moisture perturbations which were of primary importance to the storage and transport of energy...
1981-07-07 00:00:00 1981-08-01 23:59:59
OFB: Ozone Flux and Budget
The Ozone Flux and Budget (OFB) project investigated tropospheric sources and sinks of ozone by measuring budgets of mean ozone concentration and ozone concentration variance in an urban environment. The method employed direct measurements of ozone...
1982-06-15 08:09:54 1982-07-03 15:46:00
OHATS: Ocean Horizontal Array Turbulence Study
Ocean Horizontal Array Turbulence Study (OHATS) is part of an ongoing effort to investigate wind-wave interactions and improve our ability to assess the impacts on weather forecasts and climate variability. The investigation utilizes the Air-Sea...
2004-08-05 00:00:00 2004-09-05 23:59:59
OHHI: Oceans and Human Health Initiative
The mission of the Oceans and Human Health Initiative is to improve understanding and management of the ocean, coasts and Great Lakes to enhance benefts to human health and reduce public health risks. The OHHI investigates relationships among...
2004-01-01 00:40:00 9999-12-31 23:59:59
OKMESO: Soil Moisture and Surface Meteorological data
The Oklahoma Mesonet is a permanent mesoscale observing network. The Mesonet consists of 115 stations, including at least one station in each of Oklahoma's 77 counties. The average station spacing is 32 km. Mesonet sites are predominantly located in...
1977-01-01 00:00:00 2007-12-31 23:59:59
OLYMPEX: Olympic Mountains Experiment
The Olympic Mountains Experiment (OLYMPEX) is a ground validation field campaign designed to verify and validate satellite measurements of precipitation from the constellation of satellites known as the Global Precipitation Measurement (GPM). The...
2015-11-01 00:00:00 2016-01-17 23:59:59
OLYMPICS: PAM stations at 1984 Olympics
10 PAM-II stations were deployed near the Los Angeles 1984 Olympics.  Data were collected from 1984-07-15 to 1984-08-11.
1984-07-15 00:00:00 1984-08-11 23:59:59
ONT: Organic Nuclei Tests
In weather modification programs, ice nucleating materials, and their proper seeding in response to cloud characteristics, control the results. Economical, environmental and technical aspects of existing, or possible future, problems with commonly used...
1982-01-16 00:00:00 1982-02-16 11:59:59
Operational: Operational Datasets
The collection of datasets that are run on an ongoing or operational basis.
1750-01-01 00:00:00 9999-12-31 23:59:59
Operations: EOL Operations
This is an internal project meant to contain ongoing or episodic data collection from EOL instruments. This project should not contain products or data related to externally funded field campaigns. 
2016-06-01 00:00:00 9999-12-31 23:59:59
OPUS-I: Organization of Persistent Upwelling Structures - I
The goal of the Organization of Persistent Upwelling Structures (OPUS) experiment was to understand the role of persistent upwelling structures in the relationship between circulation and plankton distribution. QueenAir, A-80 aircraft measurements were...
1981-03-18 00:00:00 1981-03-31 23:59:59
OPUS-II: Organization of Persistent Upwelling Structures - II
David Stuart (Florida State University). Stuart used the Queen Air for continued studies of the Organization of Persistent Upwelling Structures (OPUS) off the coast of California between Piedras Blancas Point and Point Conception. The aircraft...
1983-04-13 10:35:44 1983-05-11 13:11:36
ORCAS: The O2/N2 Ratio and CO2 Airborne Southern Ocean (ORCAS) Study
The O2/N2 Ratio and CO2 Airborne Southern Ocean (ORCAS) Study is an NSF sponsored airborne field campaign with research flights planned from Punta Arenas, Chile during January and February of 2016.   The Southern Ocean plays a dominant role in the...
2016-01-10 00:00:00 2016-03-01 23:59:59
OTREC: Organization of Tropical East Pacific Convection
OTREC (Organization of Tropical East Pacific Convection) is a field campaign during the latter part of summer (August through September 2019) over a domain covering the eastern Pacific ocean and the southwest Caribbean. This is an area which exhibits a...
2019-07-01 00:00:00 2019-10-07 23:59:59
OWLeS: Ontario Winter Lake-effect Systems
The OWLeS project examines the formation mechanisms, cloud microphysics, boundary layer  processes and dynamics of lake-effect systems (LeS) using new observational tools capable of  detailing LeS characteristics not observed in previous LeS field...
2013-11-15 00:00:00 2014-01-29 23:59:59
PACDEX: PACific Dust EXperiment
The long range transport of dust and anthropogenic aerosols (e.g, black carbon, organics and sulfates, and air pollution from Eurasia, across the Pacific Ocean, into North America is one of the most wide spread and major pollution events on the planet....
2007-03-29 00:00:00 2007-05-24 23:59:00
PACE: Precipitaiton Augmentation for Crops Experiment
The Precipitation Augmentation for Crops Experiment (CROPS) was run jointly by NOAA Flatland Radar Project and Illinois State WAter Survey during the summer of 1989 near Champaign, Illinois.  Specific objectives were to examine the effects of seeding...
1989-05-15 00:00:00 1989-07-27 23:59:59
PacMARS: Pacific Marine Arctic Regional Synthesis
The Pacific Marine Arctic Regional Synthesis (PacMARS) effort will facilitate new synergies in understanding of the marine ecosystem in the greater Bering Strait region, including the northern Bering, Chukchi and Beaufort seas. The PacMARS research...
2012-06-15 00:00:00 2014-06-14 23:59:59
PACS: Pan American Climate Studies
The Pan American Climate Studies (PACS) Program is a United States Federal Program in the 1995 to 2004 time frame directed towards the goal of improving the skill of operational seasonal-to-interannual climate prediction (with emphasis on precipitation...
1995-01-01 00:00:00 2004-12-31 23:59:59
PAIR: Particulate Airborne Inlet Research
The PASIN program demonstrated that airborne aerosol inlets with sharp edges pass 50% or less of ambient particles to samplers inside an aircraft. On a recent King Air program in Monterey, CA, it was found that this largely-size-independent loss occurs...
1990-10-08 16:33:26 1990-10-25 11:34:41
PASE: Pacific Atmospheric Sulfur Experiment
The Pacific Atmospheric Sulfur Experiment is a comprehensive study of the chemistry of sulfur in the remote marine troposphere. A major part of PASE will be devoted to the chemistry and physics (primarily of sulfur) in a cloud free convective boundary...
2007-08-05 00:00:00 2007-09-07 23:59:00
PASIN: Particulate matter Airborne Sampling INlet experiment
The major objective of the Particulate matter Airborne Sampling INlet experiment (PASIN) project was to determine airborne aerosol inlet losses due to inertial and electrophoretic processes in sampling inlets. It was observed in previous studies that...
1989-03-11 09:01:04 1989-04-16 17:10:11
PCAPS: Persistent Cold-Air Pool Study
Research Objectives: * determine processes responsible for formation, maintenance and destruction of multi-day wintertime temperature inversions or cold-air pools, * evaluate their influence on pollutant transport and mixing, and * determine how models...
2010-12-01 00:00:00 2011-02-07 23:59:00
PECAN: Plains Elevated Convection at Night
The PECAN campaign is envisioned as a multi-agency, international project (NSF, NOAA, NASA, DOE; Canada, Germany, UK) designed to advance the understanding of continental nocturnal warm-season precipitation. PECAN will focus on nocturnal convection in...
2015-04-01 00:00:00 2015-07-16 23:59:59
PECAN_2014: PECAN 2014 Dry Run
The PECAN campaign is envisioned as a multi-agency, international project (NSF, NOAA, NASA, DOE; Canada, Germany, UK) designed to advance the understanding of continental nocturnal warm-season precipitation. PECAN will focus on nocturnal convection in...
2014-04-15 00:00:00 2014-06-13 23:59:59
PELTI: Passing Efficiency of the Low-Turbulence Inlet
In July, 2000 we tested the new porous-diffuser low-turbulence inlet (LTI), developed at the University of Denver, by flying it and three other inlets on NCAR?s C-130 in the Caribbean, using both dust and sea salt as test aerosols. Aerosols were...
2000-07-05 00:00:00 2000-07-23 23:59:59
Perdigao: Perdigao Field Experiment
The goal of Perdigao is to  improve our understanding of flow over complex terrain, including any effects of vegetation and heterogeneity at the surface, with a specific target of improving wind prediction in complex terrain at microscale. Of...
2016-12-15 00:00:00 2017-07-15 23:59:59
PHOENIX-78: Project PHOENIX - 1978
The main objective of project PHOENIX, named after the convective boundary layer, like the bird of mythology, which rises anew each day out of the "ashes" of the Planetary Boundary Layer (PBL) from the previous day, was to describe the structure and...
1978-09-01 00:00:00 1978-09-28 23:59:59
PHOENIX-84 addressed dual objectives of improvements in Doppler radar techniques of measuring turbulence, pressure and buoyancy fields in the lower atmosphere, and evaluation of PBL momentum, energy and buoyancy budgets and testing of models and...
1984-05-17 12:11:34 1984-07-05 11:57:11
PISTON: Propagation of Intra-Seasonal Tropical OscillatioN
The Propagation of Intra-Seasonal Tropical OscillatioN (PISTON) was conducted in the August-October 2018 period over the northern Western Pacific tropical region. While numerous tropical intra-seasonal oscillations exist, PISTON primarily targeted the...
2018-08-21 00:00:00 2018-10-12 23:59:59
PLOWS: Profiling of Winter Storms
The Profiling of Winter Storms (PLOWS) field program is focused on obtaining a greater understanding of the mesoscale structure and dynamics of cyclonic weather systems and the improvement of 0-48 hr cool season quantitative precipitation forecasts....
2009-02-07 00:00:00 2010-03-01 23:59:00
PodCertGV: GV Large Pod Certification Project
Long term plans for the HIAPER aircraft include the capability to fly large pod instruments for research. The "large pods" are ~0.5 m diameter x 4 m long, significantly larger than PMS canisters.  There are several instruments in the HAIS list that...
2009-04-23 00:00:00 2009-07-21 23:59:00
PolarStar: Polar Star Mapserver, Terascan and Ice Observations Project
The Polar Star Mapserver, Terascan and Ice Observations Project was created for the US Coast Guard for installation on the USCGC Polar Star. The software includes Mapserver, Terascan processing, and an Ice Observations Form and was written for and...
2010-09-30 00:00:00 2013-06-30 23:59:59
POPE: Pacific Ocean Photochemistry Experiment
The Pacific Ocean Photochemistry Experiment required ground based meterological observations in conjunction with air sampling equipment for the study of the Pacific air mass near Hawaii's Mauna Loa Observatory from April through May, 1988. To fulfill...
1988-04-26 00:00:00 1988-06-06 23:59:59
POST: Physics of Stratocumulus Top (POST)
The Physics of Stratocumulus Top (POST) project studies stratocumulus clouds (Sc) off the west coast of California using a combination of aircraft measurements and modeling. The objective is to improve the understanding of the physical processes that...
2008-07-14 00:00:00 2008-08-15 23:59:00
PPP: Power Plant Plume
The objectives of the Power Plant Plume (PPP) project were: first, to demonstrate the importance or lack of importance of hydroxide (OH) oxidized Sulfur Dioxide (SO2) in power plant plumes via the direct in-situ measurement of the OH free radical, and...
1976-07-16 00:00:00 1976-07-16 23:59:59
Pre-BOREAS: Pre-BOReal Ecosystem Atmosphere Study
1993-12-10 18:10:53 1993-12-18 21:43:05
Pre-EXPRESSO: Pre-Experiment for Regional Sources and Sinks of Oxidants
To pave the way for EXPRESSO field work, Zimmerman and ACD scientist Alex Guenther went to Africa to scout potential study regions in January 1994. Klinger met with two French colleagues in the CAR and Congo later that year and has made two more trips...
1994-06-01 00:00:00 1994-07-31 23:59:59
Pre-INDOEX: Pre-Indian Ocean Experiment
Regional consequences of global warming depend critically on the potentially large cooling effect of another pollutant, known as aerosols. These tiny particles, of about a millionth of a centimeter or smaller in diameter, scatter sunlight back to space...
1996-12-19 00:00:00 1997-01-18 23:59:59
PRECIP98: Precipitation Project, 1998
PRECIP98 (also called TEFLUN-B by NASA) was an experiment in the Melborne, FL area. TUFLUN-B was the study of stratiform systems within close range of the S-POL radar, which were sampled with downlooking radars and radiometers. Comparisons were done ...
1998-07-20 00:00:00 1998-07-20 23:59:59
PRECP-V: Processing of Emissions by Clouds and Precipitation-V
PRECP-V was a multilaboratory effort, organized by the National Laboratory Consortium and the U.S. Department of Energy, and was in coordination with other projects in the National Acid Precipitation Assessment Program (NAPAP) by the Interagency Task...
1987-06-02 18:07:31 1987-06-24 13:28:31
PREDICT: Pre-Depression Investigation of Cloud-systems in the Tropics (PREDICT)
Prediction and understanding of tropical cyclogenesis remains one of the most challenging aspects of atmospheric science. A multitude of tropical disturbances emerge from the West African coast every year near the Cape Verde islands, but only a few of...
2010-08-15 00:00:00 2010-09-30 23:59:00
Prestorm occurred during May and June, of 1985 and was centered around and to the south of Witchita, Kansas NCAR Doppler radars CP-3 and CP-4 documented the internal air motion and reflectivity structure with the specific objective os showing a higher...
1985-05-01 00:00:00 1985-06-30 23:59:59
ProgressiveSci: Progressive Science
From November 22, 2005 to January 13, 2006 five projects were conducted under the umbrella of the HIAPER Progressive Science Mission: START (Stratosphere-Troposphere Analyses of Regional Transport), CHAPS (Characterization of the HIAPER Aircraft in...
2005-11-22 00:00:00 2006-01-13 23:59:59
PROPHET: Program for Research on Oxidants: Photochemistry, Emissions and Transport
The Program for Research on Oxidants: PHotochemistry, Emissions, and Transport (PROPHET) was created in 1996, as a coordinated research effort aimed at investigation of the relationships between atmospheric odd nitrogen, ozone, and forest-atmosphere...
2000-06-20 00:00:00 2000-08-21 23:59:59
PROPHET_II: Program for Research on Oxidants: Photochemistry, Emissions and Transport, II
The Program for Research on Oxidants: PHotochemistry, Emissions, and Transport (PROPHET) was created in 1996, as a coordinated research effort aimed at investigation of the relationships between atmospheric odd nitrogen, ozone, and forest-atmosphere...
2001-06-25 00:00:00 2001-08-15 23:59:59
PROWS97: Polarization Radar Observatory for Winter Storms
During the PROWS97 (Polarimetric Radar Observations of Winter Storms 1997) project both the CSU-CHILL and the NCAR S-POL dual polarization S-band research radar systems participated in the project. The NCAR / S-POL component of the project was directed...
1997-01-15 00:00:00 1997-03-31 23:59:59
Q80: Queimadas 1980
Vegetative fires in the tropical regions are one of the major sources that are responsible for trace gases in the global atmosphere. Forest clearing is a major component of this category. Queimadas '80 (Q80) utilized the Sabreliner, Model 60 aircraft...
1980-08-11 00:00:00 1980-09-09 23:59:59
RAINEX: Hurricane Rainband and Intensity Change Experiment
One of the primary outstanding problems in hurricane dynamics is the tendency of mature storms to undergo rapid intensity changes. These intensity changes appear to be related to dynamical interactions between the inner-core region of the storm ...
2005-08-15 00:00:00 2005-09-30 23:59:59
RAPS: Real-time Analysis and Prediction of Storms
The Real-time Analysis and Prediction of Storms (RAPS) was conducted in Greeley, Colorado in June 1992. This research project utilized the armored T-28 aircraft, NCAR PAM, CP2, NOAA PROFS, Mile High Radar, and the CHILL radar. The purpose of the T-28...
1992-06-15 00:00:00 1992-06-27 23:59:59
REFRACTT05: Refractivity Experiment For H2O Research And Collaborative operational Technology Transfer
REFRACTT is the Refractivity Experiment For H2O Research And Collaborative operational Technology Transfer. Goals REFRACTT includes scientific research and operational application goals. Both have the goal of greatly enhancing the observed field of...
2005-05-24 00:00:00 2005-08-04 23:59:59
REFRACTT06: Refractivity Experiment For H2O Research And Collaborative operational Technology Transfer '06
REFRACTT is the Refractivity Experiment For H2O Research And Collaborative operational Technology Transfer. The field phase will be conducted from 5 June to 11 August 2006 in northeastern Colorado. Goals REFRACTT includes scientific research and...
2006-06-05 00:00:00 2006-08-11 23:59:59
RELAMPAGO: Remote sensing of Electrification, Lightning, And Mesoscale/microscale Processes with Adaptive Ground Observations
The RELAMPAGO  field program will be conducted in west  central Argentina in the general vicinity of the Sierras de Cordoba (SDC) and the Andes foothills  near Mendoza. This region arguably has among the most intense convective systems in the world ...
2018-06-01 00:00:00 2019-05-01 23:59:59
This is a dry run for the RELAMPAGO project approximately 1 year ahead of the actual field campaign. For the permanent field project please see
2016-12-20 00:00:00 2018-09-30 23:59:59
RENO: Basin Inversion (Reno Basin I)
As part of a graduate student project to study the Reno basin inversion and associated airflow, an NCAR integrated sounding system was deployed near the Reno airport for a two-week period in November 1994. Several strong wind shear and inversion...
1994-11-02 00:00:00 1994-11-18 23:59:59
RenoBasin_2002: Reno Basin/Desert Research Institute Education Project
RenoBasin 2002 was an ISS Educational Project with DRI in the Reno Basin.
2002-02-25 00:00:00 2002-03-26 23:59:59
RICO: Rain in Cumulus Over the Ocean
Shallow, maritime, cumulus convection is one of the most prevalent cloud types on the planet. Trade wind cumuli typically extend to no greater than 4 km altitude, the height of the tropical trade wind inversion, and are dominated by warm rain processes...
2004-11-24 00:00:00 2005-01-24 23:59:00
RMM: Remote Sensing of Cloud Water
The purpose of this project was to evaluate the remote sensing of cloud water content technique. The program was a field trial of the system in which comparisons were made between the liquid water distribution calculated from data obtained from a...
1985-10-21 10:47:30 1985-11-10 23:59:00
The purpose of this program was to determine the role of hydrocarbons and NOx in the formation of ozone in the southern environment. The role of natural hydrocarbons vs anthropogenic hydrocarbons was investigated. A ground site located 7 miles north of...
1990-06-13 00:00:00 1990-06-28 23:59:00
The purpose of this program was to determine and quantify the processes responsible for the transport of ozone and ozone precursors (NOy) vertically: (1) through the planetary boundary layer, (2) between the planetary boundary layer and the free...
1992-06-08 00:00:00 1992-07-06 23:59:00
This project, led by Ulrickson, Hoffmaster, used the ISS in the Upper Spokane Valley, ID from April thru July, 1996. EOL does not possess a description of this project. If you have a description, please contact EOL at the email address below.
1996-04-01 00:00:00 1996-08-01 23:59:59
RYBICA: RYBICKA Wheatfield Plume Flux Support
Rybicka is the name of a farm near Brighton, Colorado.  RYBICA project is a single PAM station set up in support of the Wheatfield Plume Flux study.  The intention of the Wheatfield Plume Flux study was to examine trace gas transport to and from the...
1984-11-29 00:00:00 1986-12-31 23:59:59
SAANGRIA-TEST: SAANGRIA instrumentation Test project
SAANGRIA Test project is an instrumentation test experiment based from Jeffco in Broomfield, CO. The purpose of the experiment is to operate and test in flight the instruments that are scientifically critical to the 2014 DEEPWAVE experiment. The...
2013-02-13 00:00:00 2013-03-02 23:59:59
SABIRPOD: SABIR Pod Test Flights
RAF is currently working with the Air National Guard (ANG) to test the capability of the ANG Special Airborne Mission Installation and Response (SABIR) arm for atmospheric research. This extendable arm is an easily deployed door-mounted capability that...
2015-05-11 00:00:00 2015-05-27 23:59:59
SALLJEX: South American Low-Level Jet Experiment
The South American Low-Level Jet Experiment (SALLJEX), a component of the CLIVAR/VAMOS program, is an internationally coordinated effort in order to contribute to the understanding of the role of the South American Low-Level Jet in moisture and energy...
2002-11-15 00:00:00 2003-02-15 23:59:59
SANDHILLS: Nebraska Sandhills Surface Roughness Experiment
The Nebraska Sandhills Surface Roughness Experiment (SANDHILLS) collected measurements of wind speed, temperature and other parameters including pressure and geometric height, utilizing the NCAR QueenAir, A-80 aircraft in the boundary layer over the...
1980-08-20 00:00:00 1980-08-20 23:59:59
SAS: The Southeast Atmosphere Study
The Southeast Atmosphere Study (SAS) is a collaboration that brings together resources and facilities from NSF, NOAA, EPA, and EPRI. The SAS is the "umbrella" for the NOMADSS, SOAS, NAAMEX, TROPHONO, and SENEX projects. SAS's main purpose is to ensure...
2013-05-14 00:00:00 2013-07-31 23:59:59
SAVANT: Stable Air Variability and Transport
Stable surface boundary layers (SBL) occur more than one-half the total time in mid-latitudes, yet our knowledge of the complexity of the near surface drainage and converging flows associated with stable conditions is very limited. Surface emissions...
2018-08-08 00:00:00 2018-11-15 23:59:59