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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.

Projects

536 projects (61 shown)

Name: Title / Summary Begin Date (UTC) End Date (UTC)
ECLIPSE: Pathfinder and science observations of the infrared solar corona during the 21st August 2017 total eclipse
This project aims to measure, for the first time, the infrared spectrum of the solar corona from 2 to 12 µ. Three experiments are planned to fly on the GV aircraft to accompany the spectral survey from the ground, producing partial images of the corona...
2016-10-19 00:00:00 2017-08-21 23:59:59
SNOWIE: Seeded and Natural Orographic Wintertime clouds - the Idaho Experiment
The overarching goal of SNOWIE is to understand the natural dynamical and microphysical processes by which precipitation forms and evolves within orographic winter storms and to determine the physical processes by which cloud seeding with silver iodide...
2016-11-15 00:00:00 2017-03-17 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
RELAMPAGO_2017: RELAMPAGO Dry Run
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 https://data.eol.ucar.edu/project/553
2016-12-20 00:00:00 2018-09-30 23:59:59
ARISTO2017: Airborne Research Instrumentation Testing Opportunity 2017 (ARISTO2017)
The Airborne Research Instrumentation Testing Opportunity 2017 (ARISTO2017) is a newly-created NSF-sponsored flight test program that will be conducted annually on one of the NSF/NCAR aircraft. The purpose of the ARISTO program is to provide regular...
2017-02-20 00:00:00 2017-03-10 23:59:59
VORTEX-SE_2017: Verification of the Origins of Rotation in Tornadoes EXperiment-Southeast (VORTEX-SE) 2017 Field Campaign
The Verification of the Origins of Rotation in Tornadoes Experiment Southeast (VORTEX-SE) Is a research program designed to understand how environmental factors characteristic of the southeastern United States affect the formation, intensity, structure...
2017-03-01 00:00:00 2017-05-08 23:59:59
ACE-ENA: Aerosol and Cloud Experiments in the Eastern North Atlantic
The HOLODEC instrument has been upgraded with new software and cooling capabilities.  It will be flying on the DOE G-1 aircraft as part of ACE-ENA to evaluate these upgrades during low level flight in warm temperatures.  RAF is supporting the...
2017-06-15 00:00:00 2018-02-28 23:59:59
EPOCH: East Pacific Origins and Characteristics of Hurricanes Dropsondes
This is the data archive site for the EPOCH-2017 Dropsondes. This NASA led project which planned six 24-hour science flights using the Global Hawk unmanned aircraft. Only three of the flights were conducted and those were supported through a...
2017-08-01 00:00:00 2017-08-30 23:59:59
LAFE: Land-Atmosphere Feedback Experiment
The Land-Atmosphere Feedback Experiment (LAFE; pronounced “la-fey”) deploys several state-of-the art scanning lidar and remote sensing systems to the U.S. Department of Energy (DOE) Atmospheric Radiation Measurement (ARM) Climate Research Facility’s...
2017-08-01 00:00:00 2017-08-31 23:59:59
Pre-BB-FLUX: Pre Biomass Burning Fluxes of Trace Gases and Aerosols
The 2017 Pre Biomass Burning Fluxes of Trace Gases and Aerosols campaign tested the installation of the CU solar tracker and the CU SOF on the University of Wyoming King Air research aircraft in the fall of 2017. During the testing period the aircraft...
2017-08-01 00:00:00 2017-10-31 23:59:59
IDEAL: Instabilities, Dynamics and Energetics accompanying Atmospheric Layering
The IDEAL (Instabilities, Dynamics and Energetics accompanying Atmospheric Layering) field project combines ground-based in-situ observations with modeling efforts and will quantify the understanding of “sheet-and-layer” (S&L) structures, morphologies,...
2017-10-23 00:00:00 2017-11-15 23:59:59
SOCRATES: Southern Ocean Clouds Radiation Aerosol Transport Experimental Study
The Southern Ocean (SO) is the stormiest place on Earth, buffeted by winds and waves that circle the ice of Antarctica, sheathed in clouds that mantle a dynamic ocean with rich ecosystems. The remote and usually pristine environment, typically removed...
2018-01-01 00:00:00 2018-02-28 23:59:59
VORTEX-SE_2018: The Verification of the Origins of Rotation in Tornadoes Experiment Southeast (VORTEX-SE) 2018 Field campaign
The Verification of the Origins of Rotation in Tornadoes Experiment Southeast (VORTEX-SE) Is a research program designed to understand how environmental factors characteristic of the southeastern United States affect the formation, intensity, structure...
2018-03-01 00:00:00 2018-04-15 23:59:59
GRAINEX: The Great Plains Irrigation Experiment
Land use land cover and subsequent changes (LULCC) play an important role in weather and climate systems. Observations and modeling studies suggest that LULCC impacts meso- regional, and potentially global-scale atmospheric circulations, temperature,...
2018-05-25 00:00:00 2018-06-30 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
WE-CAN: Western Wildfire Experiment for Cloud Chemistry, Aerosol, Absorption and Nitrogen
WE-CAN (Western Wildfire Experiment for Cloud Chemistry, Aerosol, Absorption and Nitrogen) seeks to understand the chemistry in western wildfire smoke has major ramifications for air quality, nutrient cycles, weather and climate. This project will...
2018-06-15 00:00:00 2018-09-25 23:59:59
BB-FLUX: Biomass Burning Fluxes of Trace Gases and Aerosols
The 2018 Biomass Burning Fluxes of Trace Gases and Aerosols campaign deployed the CU solar tracker and the CU SOF on the University of Wyoming King Air research aircraft, building on the experience from Pre-BB-FLUX. The campaign was based in the...
2018-07-18 00:00:00 2018-09-23 23:59:59
HIWC-RADAR-2018: High Ice Water Content (HIWC) Radar Study 2018
The goal of the High Ice Water Content (HIWC) RADAR Flight Campaign is to develop a means to remotely identify regions of HIWC ahead of an aircraft to enable tactical detect and avoidance decision making by a flight crew.  HIWC conditions occur in deep...
2018-07-30 00:00:00 2018-08-21 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
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
ICICLE_2018: ICICLE Dry Run
In-Cloud ICing and Large-drop Experiment (ICICLE) is planning to study microphysical cloud properties in order to better understand how icing conditions (particulary freezing rain, freezing drizzle and ice pellets) form and evolve over time.
2018-10-03 00:00:00 2018-12-01 23:59:59
Meso18-19: Verification of the Origins of Rotation in Tornadoes EXperiment-Southeast (VORTEX-SE) Meso18-19
The VORTEX-SE Scientific Steering Committe determined that it is highly desirable to conduct observations across the Southeast cool season.  The period of slightly enhanced tornado potential extends from October through early May, and the forecasting...
2018-10-22 00:00:00 2019-04-30 23:59:59
HIGHWAY: High Impact Weather Lake System
This project will address the lack of much needed in-situ observations and data availability both for research and meteorological operational purposes.  Enhanced observations will be used to increase the scientific knowledge of storm initiation,...
2018-12-20 00:00:00 2020-05-01 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
ICICLE: In-Cloud Icing and Large-Drop Experiment
In-Cloud ICing and Large-drop Experiment (ICICLE) is planning to study microphysical cloud properties in order to better understand how icing conditions (particulary freezing rain, freezing drizzle and ice pellets) form and evolve over time. Aircraft...
2019-01-28 00:00:00 2019-03-20 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
TORUS: Targeted Observation by Radars and UAS of Supercells
TORUS (Targeted Observation by Radars and UAS of Supercells) was a nomadic field campaign during the spring storm seasons (May and June) over a domain covering much of the central United States where there exists significant point probabilities of...
2019-05-13 00:00:00 2023-06-16 23:59:59
ECLIPSE2019: Direct measurement of the coronal magnetic field
Direct measurement of the coronal magnetic field remains a top priority for solar physics. The coronal magnetic field controls the structure, plasma dynamics, and stability of the solar atmosphere. Current efforts at detailed physics-based coronal...
2019-05-17 00:00:00 2019-07-05 23:59:59
CHEESEHEAD: Chequamegon Heterogeneous Ecosystem Energy-balance Study Enabled by a High-density Extensive Array of Detectors
The Chequamegon Heterogeneous Ecosystem Energy-balance Study Enabled by a High-density Extensive Array of Detectors (CHEESEHEAD) is an intensive field campaign designed specifically to address long-standing puzzles regarding the role of atmospheric...
2019-06-24 00:00:00 2019-10-11 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
CAMP2Ex: Clouds, Aerosol and Monsoon Processes-Philippines Experiment
The Clouds, Aerosol and Monsoon Processes-Philippines Experiment (CAMP²Ex) is a NASA airborne mission with the goal to characterize the role of anthropogenic and natural aerosol particles in modulating the frequency and amount of warm and mixed phase...
2019-08-20 00:00:00 2019-10-10 23:59:59
MethaneAIR: MethaneAIR
MethaneAIR is an airborne imaging spectrometer funded by the Environmental Defense Fund (EDF) and private philanthropy as part of the EDF International Methane project. The first scientific goal of the EDF program is to accurately measure emissions of...
2019-10-28 00:00:00 2021-08-16 23:59:59
ACTIVATE: Aerosol Cloud meTeorology Interactions oVer the western ATlantic Experiment
ACTIVATE is a NASA campaign spanning multiple years to characterize aerosol-cloud-meteorology interactions using  in situ and remote sensing airborne measurements with from aircraft and a hierarchy of models. ACTIVATE focuses on marine boundary layer ...
2019-12-16 00:00:00 2022-06-18 23:59:59
IMPACTS: Investigation of Microphysics and Precipitation for Atlantic Coast-Threatening Snowstorms
IMPACTS aimed to determine how multi-scale dynamical and microphysical processes in winter storms interact to produce banded regions of snowfall, and provide knowledge that informs remote sensing of snow from space and improves US storm prediction...
2020-01-01 00:00:00 2023-02-08 23:59:59
SWEX: Sundowner Winds Experiment
Downslope windstorms at the lee of the Santa Ynez Mountains (SYM) in Santa Barbara County are one of the most significant fire weather hazards affecting populated areas. These gusty winds known as Sundowner winds, peak from early evening to mid-morning...
2020-02-19 00:00:00 2022-06-01 23:59:59
WCR-TEST: Wyoming Cloud Radar Test
As part of the preparations for the SPICULE project eight flight hours were approved to test the Wyoming Cloud Radar (WCR) ahead of the deployment.  These flights, hereinafter referred to as WCR-Test, were conducted from the RAF home base in Broomfield...
2020-11-02 00:00:00 2020-11-20 23:59:59
ARM_TRACER: Tracking Aerosol Convection Interactions Experiment
  During the Tracking Aerosol Convection Interactions Experiment (TRACER), scientists will use the first ARM Mobile Facility (AMF1), the second generation C-band ARM Scanning Precipitation Radar (CSAPR2), and a small satellite site with radiosonde and...
2021-01-20 00:00:00 2022-10-01 23:59:59
SPICULE: Secondary Production of Ice in Cumulus Experiment
The project will focus on airborne in situ and remote observations that provide intensive measurements of microphysical and dynamic parameters that may, or may not, support suspected Hallett-Mossop (HM) secondary ice process (SIP) in cumulus clouds....
2021-04-26 00:00:00 2021-06-30 23:59:59
TRANS2AM: Transport and Transformation of Ammonia
Ammonia (NH3) contributes to fine particle formation and nitrogen deposition; however, less is known about the atmospheric emissions, abundances, and loss processes for this species than many other anthropogenic pollutants. Toward this goal, we propose...
2021-06-14 00:00:00 2022-09-16 23:59:59
ASPIRE: Airborne Stabilized Platform for Infrared Experiments
The Airborne Stabilized Platform for Infrared Experiments (ASPIRE) will deploy the NSF/NCAR HIAPER GV to observe the eclipse from 15 November - 7 December 2021. The ASPIRE program designed and built a solar-tracking platform for the GV aircraft and...
2021-11-15 00:00:00 2021-12-08 23:59:59
WINTRE-MIX: Winter Precipitation Type Research Multi-scale Experiment
During near-freezing surface conditions, a diversity of surface precipitation types (p-types) are possible, including: rain, drizzle, freezing rain, freezing drizzle, wet snow, ice pellets, and snow. Such near-freezing precipitation affects wide swaths...
2021-12-01 00:00:00 2022-03-15 23:59:59
CHACHA: CHemistry in the Arctic: Clouds, Halogens, and Aerosols
CHACHA aims to assess the extent to which Arctic change, particularly sea ice loss and increased fossil fuel extraction in the New Arctic, modifies multiphase halogen, nitrogen, and sulfur chemistry, in turn affecting aerosols, clouds, and the fate of...
2022-01-01 00:00:00 2022-05-01 23:59:59
CFACT: Cold Fog Amongst Complex Terrain
CFACT is a field campaign that investigates cold fog formation in mountain valleys.  The overarching goals of the CFACT project are to 1) investigate cold fog development and environment conditions in complex terrain with the latest observation...
2022-01-06 00:00:00 2022-02-23 23:59:59
PERiLS_2022: Propagation, Evolution and Rotation in Linear Storms 2022
PERiLS (Propagation, Evolution and Rotation in Linear Storms) builds upon the results of the VORTEX-SE campaigns adding critical instruments to provide the sampling necessary to address environmental factors and storm processes that lead to quasi...
2022-03-01 00:00:00 2022-04-30 23:59:59
TI3GER: Technological Innovation Into Iodine and GV Environmental Research
Anthropogenic (pollution) ozone has increased oceanic emissions of iodine since pre industrial times, but the implications for ozone radiative forcing and new particle formation remain poorly understood. The 2018 WMO Ozone Assessment report recently...
2022-04-01 00:00:00 2022-04-30 23:59:59
ESCAPE: Experiment of Sea Breeze Convection, Aerosols, Precipitation, and Environment
Convective clouds play an important role in the Earth’s climate system as a driver of large-scale circulations and a primary mechanism for the transport of heat, moisture, aerosols, and momentum throughout the troposphere. Despite their climatic...
2022-05-10 00:00:00 2022-07-10 23:59:59
PRECIP: Prediction of Rainfall Extremes Campaign In the Pacific
PRECIP was developed to increase our understanding of the causes and increase our prediction capability of extreme rainfall events. PRECIP addressed this need through an in-depth and comprehensive study of the fundamental causes of extreme rainfall...
2022-05-22 00:00:00 2022-08-10 23:59:59
ACCLIP: Asian Summer Monsoon Chemical and CLimate Impact Project
The Asian Summer Monsoon (ASM) is the largest meteorological pattern in the Northern Hemisphere (NH) summer season. Persistent convection and the large anticyclonic flow pattern in the upper troposphere and lower stratosphere (UTLS) associated with ASM...
2022-06-14 00:00:00 2022-09-15 23:59:59
HIWC_2022: High Ice Water Content 2022
Since the 1990’s, a significant number of engine power loss/damage events (>174) and air data probe anomalies occurred on transport airplanes while flying in or near deep convective clouds where high concentrations of ice crystals may have been...
2022-07-05 00:00:00 2022-08-01 23:59:59
LEE: Lake Effect Electrification
The Lake-Effect Electrification (LEE) Project is focused over and east (the typical downwind/leeside) of Lake Ontario during the cool season. Project LEE aims to document, for the first time, the total lightning and electrical charge structures of lake...
2022-09-01 00:00:00 2023-03-01 23:59:59
CPEX-CV: Convective Processes Experiment - Cabo Verde
The NASA CPEX-CV field campaign based out of Cabo Verde during August-September 2022 was conducted aboard the NASA DC-8 aircraft equipped with remote sensors and dropsonde-launch capability measuring of tropospheric aerosols, winds, temperature, water...
2022-09-01 00:00:00 2022-10-02 23:59:59
MAIR-E: Methane Emissions Quantification at scales from 20 m to 200 km using the MethaneAIR Imaging Spectrometer on the NSF Gulfstream-V (MAIR-E)
MethaneAIR is a novel airborne imaging spectrometer with the unique capability of efficiently imaging large regions with high precision and granularity. It has been demonstrated to provide images of methane total column concentrations with...
2022-10-03 00:00:00 2022-11-18 23:59:59
SOS: Sublimation of Snow
Snow is vital to water resources, but sublimation may remove 10% to 90% of snowfall from the system. Due to a critical lack of reliable direct measurements of snow sublimation, the physics that governs current rates of sublimation, let alone how those...
2022-11-01 00:00:00 2023-06-20 23:59:59
PERiLS_2023: Propagation, Evolution and Rotation in Linear Storms 2023
PERiLS (Propagation, Evolution and Rotation in Linear Storms) builds upon the results of the VORTEX-SE campaigns adding critical instruments to provide the sampling necessary to address environmental factors and storm processes that lead to quasi...
2022-12-15 00:00:00 2023-05-15 23:59:59
CAESAR_2023: CAESAR Dry Run
One of the most intense air mass transformations on Earth happens when cold Arctic air flows out over the much warmer open oceans in so-called Cold-Air Outbreaks (CAOs). The surface heat fluxes are amongst the highest observed on Earth, supporting...
2023-02-13 00:00:00 2023-03-31 23:59:59
CG_WaveS: Convective Gravity Waves in the Stratosphere
CG WaveS will seek to measure and quantify gravity waves excited by deep convection ranging from single cells to frontal systems and squall lines and their propagation and dissipation throughout the stratosphere. This will be accomplished by HIAPER...
2023-04-25 00:00:00 2023-07-02 23:59:59
GOTHAAM: Greater New York Oxidant Trace gas Halogen and Aerosol Airborne Mission
GOTHAAM is a collaborative field study to study the atmospheric chemistry of the New York City air plume, to understand the sources and sinks of air pollution in the region, and to think about how the plume impacts air quality and climate for the...
2023-07-01 00:00:00 2023-08-12 23:59:59
M2HATS: Multi-point Monin-Obukhov Similarity Horizontal Array Turbulence Study
The Multi-point Monin-Obukhov similarity horizontal array turbulence study (M2HATS) will investigate the recently developed multi-point Monin-Obukhov similarity (MMO) in the convective atmospheric surface layer (CBL). The original Monin-Obukhov...
2023-07-23 00:00:00 2023-09-16 23:59:59
DELTA: Detecting and Evaluating Low-level Tornado Attributes
DELTA (Detecting and Evaluating Low-level Tornado Attributes) is a NOAA campaign that takes many of the assets from the PERiLS campaigns to examine three overarching storm modes QLCSs (Quasi-Linear Convective Systems), supercells, and supercell/QLCS...
2023-12-12 00:00:00 2024-04-15 23:59:59
CAESAR: Cold Air Outbreak Experiment in the Sub-Arctic Region
The PI team proposes a dedicated field campaign, Cold Air Outbreak Experiment in the Sub-Arctic Region (CAESAR), to examine the structure of marine boundary layer clouds during CAOs. CAESAR will deploy the NSF/NCAR C-130 aircraft, with in situ and...
2024-02-05 17:06:56 2024-04-07 23:59:59
MAIRE24: Methane Emissions Quantification at scale using the MethaneAIR Imaging Spectrometer on the NSF Gulfstream-V 2024
MethaneAIR is a novel airborne imaging spectrometer with the unique capability of efficiently imaging large regions with high precision and granularity. It has been demonstrated to provide images of methane total column concentrations with...
2024-06-17 00:00:00 2024-08-16 23:59:59