GHRC News & Features

01/21/2020 - 13:46
The NASA Global Hydrology Resource Center (GHRC) DAAC published the GPM Ground Validation Satellite Overpasses IFloodS dataset. This dataset contains plots of satellite overpass paths centered over eastern Iowa during the Global Precipitation Measurement (GPM) mission Iowa Flood Studies (IFloodS) field campaign. The campaign aimed to collect detailed measurements of precipitation at the Earth’s surface while simultaneously collecting data from satellites passing overhead. This dataset consists of paths for Earth observation satellites operating during the campaign: NASA’s AQUA, TERRA, and CloudSat satellites...
12/12/2019 - 15:45
The NASA Global Hydrology Resource Center (GHRC) DAAC published the GPM Ground Validation Joss-Waldvogel Disdrometer (JW) LPVEx dataset. This dataset consists of precipitation drop size distribution (DSD) data collected by the Joss-Waldvogel (JW) disdrometer during the GPM Ground Validation Light Precipitation Validation Experiment (LPVEx). This field campaign took place around the Gulf of Finland in September and October of 2010. The goal of the campaign was to provide additional high-latitude, light rainfall measurements for the improvement of GPM satellite precipitation algorithms. The JW disdrometer dataset files are...
12/06/2019 - 09:40
The NASA Global Hydrology Resource Center (GHRC) DAAC published the CAMEX-3 LiDAR Atmospheric Sensing Experiment (LASE) Imagery dataset. This dataset is a browse-only dataset that consists of plotted reflectivity data collected by the LiDAR Atmospheric Sensing Experiment (LASE) during the third field campaign in the Convection And Moisture EXperiment (CAMEX) series, CAMEX-3. This field campaign took place from August to September 1998 based out of Patrick Air Force Base in Florida, with the purpose of studying the various aspects of tropical cyclones in the region. The LiDAR was mounted onboard the NASA DC-8...
12/02/2019 - 11:53
The NASA Global Hydrology Resource Center (GHRC) DAAC published the CAMEX-3 ER-2 Doppler Radar (EDOP) dataset. This dataset is a browse-only dataset that consists of plotted reflectivity and Doppler velocity data collected by the ER-2 Doppler Radar (EDOP) during the third field campaign in the Convection And Moisture EXperiment (CAMEX) series, CAMEX-3. This field campaign took place from August to September 1998 based out of Patrick Air Force Base in Florida, with the purpose of studying the various aspects of tropical cyclones in the region. EDOP was mounted onboard the NASA ER-2 high-altitude research aircraft from which it...
11/15/2019 - 09:09
The NASA Global Hydrology Resource Center (GHRC) DAAC published the GPM Ground Validation Optical Disdrometer (ODM) LPVEx dataset. This dataset consists of precipitation particle size distribution data collected by the Eigenbrodt Optical Disdrometer (ODM) deployed onboard the RV Aranda research vessel. ODM was specifically designed to measure precipitation on ship-based platforms that experience high and variable winds. ODM’s ability to maintain the optimal orientation with respect to the wind allows it to obtain more accurate precipitation measurements in this type of environment. The ODM data were collected as part of...
09/23/2019 - 11:49
The NASA Global Hydrology Resource Center (GHRC) Distributed Active Archive Center (DAAC) published the GPM Ground Validation Physicum Building Mast Meteorological Data LPVEx dataset. This dataset consists of meteorological data (temperature, pressure, wind, precipitation, and radiation) collected from the Station for Measuring Ecosystem-Atmosphere Relations III (SMEAR III) at the University of Helsinki’s Physicum building rooftop weather station in Helsinki, Finland. These data were collected during the Global Precipitation Measurement (GPM) mission Light Precipitation Validation Experiment (LPVEx) field campaign that...
09/23/2019 - 11:01
The NASA Global Hydrology Resource Center (GHRC) Distributed Active Archive Center (DAAC) published the GPM Ground Validation Dual-frequency Dual-polarized Doppler Radar (D3R) ICE POP dataset. This dataset includes reflectivity, differential reflectivity, copolar correlation coefficient, differential propagation phase, radial velocity, and spectrum width data collected by the Dual-frequency Dual-polarized Doppler Radar (D3R) during the International Collaborative Experiments for Pyeongchang 2018 Olympic and Paralympic Winter Games (ICE-POP) field campaign in South Korea. The two major objectives of ICE-POP were...
09/23/2019 - 09:32
The NASA Global Hydrology Resource Center (GHRC) Distributed Active Archive Center (DAAC) published the GPM Ground Validation Kumpula Mast Meteorological Data LPVEx dataset. This dataset comprised of temperature, radiation, and wind measurements collected by the Station for Measuring Ecosystem-Atmosphere Relations III (SMEAR III) Kumpula Mast in Helsinki, Finland. This occurred during the Global Precipitation Measurement (GPM) mission Light Precipitation Validation Experiment (LPVEx) field campaign. This field campaign took place around the Gulf of Finland, aiming to provide additional high-latitude, light rainfall...
09/19/2019 - 09:31
The NASA Global Hydrology Resource Center (GHRC) Distributed Active Archive Center (DAAC) published the GPM Ground Validation Wyoming Cloud Radar (WCR) LPVEx V2 dataset. This dataset includes reflectivity and Doppler velocity measurements obtained by the Wyoming Cloud Radar (WCR) flown on board the University of Wyoming King Air (UWKA) aircraft, as well as aircraft navigation parameters. These data were collected as part of the Light Precipitation Validation Experiment (LPVEx) in September and October of 2010 around the Gulf of Finland. The dataset was collected to aid in achieving the...
09/06/2019 - 16:12
The NASA Global Hydrology Resource Center (GHRC) DAAC updated the GPM Ground Validation McGill Vertical Pointing X-Band (VertiX) Radar GCPEx dataset by adding GIF imagery. This dataset consists of radar reflectivity and Doppler velocity data collected by the Vertically Pointing X-band (VertiX) radar during the Global Precipitation Measurement (GPM) mission Cold-season Precipitation Experiment (GCPEx) field campaign in Ontario, Canada during the 2011-2012 winter season. VertiX can detect all precipitation targets and some ice clouds, as well as measure the Doppler velocity of precipitation targets. These measurements contributed to the overarching goal of GCPEx to collect various snowfall data for the improvement of GPM satellite winter precipitation estimates. These data files are...

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