Weather and Climate Systems A Comparison of MISR and MAIAC Surface Climatology and Conversion of Their Model Parameters Taozhong Huang Wednesday, May 1st NWC 1350 / 3:00 PM Abstract:NASA’s MAIA (Multi-Angle Imager for Aerosols) investigation will seek to understand how different types of aerosols affect human health. In order to better constrain aerosol properties in […]
Weather and Climate Systems Katie Giannakopoulos Characterizing Wintertime Temperature Whiplash in the US Southern Plains May 1st, 2024 3:00 pm / NWC 1350 Abstract: Rapid extreme temperature swings, termed “temperature whiplashes”, can cause significant socioeconomic impacts on energy, agriculture, and transportation. Few studies have considered temperature whiplashes, however most consider global, continental, or other large […]
Convective Meteorology (Mesoscale Dynamics) Lauren Pounds Creating a Database of Observed Soundings from the VORTEX-SE, meso18-19, and PERiLS Field Campaigns to Study Different Southeast US Convective Environments April 26th, 2024 3:30 pm / NWC 1350 Abstract: Observed soundings from field projects in the southeast U.S., including VORTEX-SE (2016–2020), meso18-19 (2018–2019), and PERiLS (2022–2023), are used […]
Convective Meteorology (Mesoscale Dynamics) Yu-Shin Kim Simultaneous Multi-scale Data Assimilation of GOES-16 ABI All-Sky Radiances for a Dryline Convection under Various Scale Forcings April 26th, 2024 3:00 pm / NWC 1350 Abstract: This study aims to investigate the impact of simultaneous Multi-scale Data Assimilation (MDA) of GOES-16 ABI infrared all-sky radiance on the dynamics of […]
Master’s Thesis Defense impacts of multi-scale predictors on random forest based probabilistic forecasts of severe weather hazards Friday, April 26th, 2024 NWC 1313 / 1:00 pm If unable to attend in person Join Zoom: https://oklahoma.zoom.us/j/7757213580?pwd=MWUwMkhlZ1BmRjlXbnVraVFUSjFMZz09 Abstract: Machine learning (ML) algorithms utilized for post-processing of convection-allowing model/ensemble (CAM/CAE) output has been a major area of research […]
Convective Meteorology (Mesoscale Dynamics) Oluwafemi Omitusa Characterizing the Effects of Land Cover Heterogeneity on Convective Cells and Precipitation in Houston, Texas April 25th, 2024 3:00 pm / NWC 1350 Abstract: Urbanization profoundly impacts local meteorology and precipitation processes, as urban landscapes modify heat, moisture, and momentum fluxes in the boundary layer. For example, past modeling […]
ARRC Seminar Amanda G. Richter An Airborne Multifrequency Microwave Analysis of Precipitation within Two Winter Cyclones Thursday, April 25th 1:30 pm / NWC 1350 If unable to attend, please join via zoom meeting: https://oklahoma.zoom.us/j/93078394162?pwd=Y2ZlRDBnNVRJUlBrUERqL2pWYUlHdz09 Meeting ID: 93078394162 Passcode: 06207489 Abstract: NASA’s Investigation of Microphysics and Precipitation for Atlantic Coast-Threatening Snowstorms (IMPACTS) field campaign gathered data […]
ARRC Seminar Nathan Kuhr Characterization and Detection of Downburst Precursor Signatures using Adaptive Scanning Strategies from All-digital Phased Array Radar (PAR) Thursday, April 25th, 2024 1:00 pm/ NWC 1350 Abstract: Phased array radar (PAR) is being explored as a potential candidate for the replacement upon the retirement of the current dish-based WSR-88D radar network across […]
Weather and Climate Systems Erin Jones Flow-Dependent Vertical Localization in GFS Hybrid 4DEnVar for Improvement of Global and Tropical Cyclone Track Numerical Prediction April 24th, 2024 3:30 pm NWC 1350 Abstract: In ensemble-based data assimilation for numerical weather prediction, limitations in ensemble size due to computational cost restrictions introduce spurious background forecast error correlations. Covariance […]
Weather and Climate Systems Wayne Yuan-Huai Tsai Prediction Skills of Rainfall Diurnal Cycle over the Maritime Continent and the Influences from Madden-Julian Oscillation in ECMWF and NCEP S2S Reforecasts April 24th, 2024 3:00 pm NWC 1350 Abstract: The Maritime Continent is one of the rainiest regions globally, where the diurnal cycle of rainfall contributes significantly […]