ATDD On 4-6 March, Temple Lee, Michael Buban, Ed Dumas, and Bruce Baker went to Avon Park, a US Air Force (USAF) test range north of Sebring, Florida, to conduct first-of-a-kind tests with two of ATDD’s small unmanned aircraft systems (sUAS): a Meteomatics Meteodrone Severe Storms Edition (SSE) and BlackSwift Technologies S2 fixed-wing aircraft. During…
DetailsHQ Dr. Ariel Stein, ARL Acting Deputy Director, attended the Workshop on Measurement-Model Fusion for Global Total Atmospheric Deposition (MMF-GTAD) in Geneva, Switzerland, on February 26-27, 2019. Dr. Stein is in the second of his ten-year role as Chairperson of the event’s organizing body, the Scientific Advisory Group for Total Atmospheric Deposition (SAG-TAD). The workshop…
DetailsHQ Alice Crawford attended a teleconference to close out the U.S. Department of Energy (DOE) ashfall project on February 20th. This project was a collaboration between the DOE Office of River Protection (ORP), NOAA’s Air Resources Laboratory, the U.S. Geological Survey (USGS), and the Desert Research Institute (DRI) to estimate concentrations of airborne ash that…
DetailsATDD From 5-7 February, Temple Lee and Michael Buban participated in an intensive observation period of the Meso 18-19 field experiment, which is a continuation of the Verification of the Origins of Rotation in Tornadoes Experiment in the Southeast U.S. (VORTEX-SE) program. Meso 18-19, which started 1 November and runs through 30 April 2019, is…
DetailsHQ Alice Crawford updated get_era5.py, which automates the retrieval of the ERA5 grib files for conversion to ARL format. The program now uses the new Climate Data Store Application Program Interface (CDS API). The ECMWF API will be phased out on February 28, 2019. get_era5_cds.py can be found at https://github.com/amcz/hysplit_metdata. The era52arl program in the…
DetailsSORD James Wood, Caleb Steele, Rick Lantrip, Wayne Bailey, and Walt Schalk supported a non-proliferation Source Physics Experiment on the Nevada National Security Site (NNSS). Support began months ahead of the experiment where detailed point forecasts and weather surveillance for the experiment location were provided. During the week of the experiment, the SORD team was…
DetailsHQ “Weak-constraint inverse modeling using HYSPLIT-4 Lagrangian dispersion model and Cross-Appalachian Tracer Experiment (CAPTEX) observations – effect of including model uncertainties on source term estimation,” authored by Tianfeng Chai, Ariel Stein, and Fong Ngan, was published in Geoscientific Model Development. This paper is available at https://www.geosci-model-dev.net/11/5135/2018/gmd-11-5135-2018.pdf Nine ARL HQ scientists gave presentations at the American…
DetailsHQ On December 7, ARL Acting Deputy Director Dr. Ariel Stein participated in a full day review of current program activities conducted by the National Institute of Standards and Technology’s (NIST) Special Programs Office (SPO). For the last eight years, SPO has led interactions related to public access in the Department of Commerce, other federal…
DetailsHQ Tiffany House was selected to receive an Equal Employment Opportunity (EEO)/Diversity Individual Award at the upcoming OAR Awards Ceremony scheduled for December 5. This award is being given “For serving as an Ad Hoc member of the EEO Advisory Committee and adding value by offering ideas, opinions and recommendations. Additionally, for serving as the…
DetailsSORD James Wood visited a local elementary school and gave a weather talk to the third grade class. The presentation consisted of a demonstration of wind, temperature, relative humidity, and pressure instruments; an explanation of the basic science behind weather and the relationship between weather and wild land fire safety; and a question and answer…
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