Project Grant 2110709

This three-year, $300,000 Project Grant from the National Science Foundation Division of Atmospheric and Geospace Sciences Geosciences program (CFDA 47.050) will fund research comparing in-situ and polarimetric radar hail observations. Colorado State University will analyze existing dual-polarimetric radar and storm-penetrating aircraft data to improve estimates of hail properties from radar signatures. Researchers will process hydrometeor images and compute polarimetric radar signatures using...

This $112,582 National Science Foundation project grant supports foundational research to improve understanding and forecasting of downdrafts in deep convection through June 2025. Funded under the Geosciences program (CFDA 47.050), the research will analyze the influence of atmospheric properties on downdraft forces and origins using theoretical and idealized modeling. Insights will enhance downdraft representation in weather and climate models to improve prediction of thunderstorm impacts,...

This five-year, $1.167 million project grant from the National Science Foundation's Engineering program (CFDA 47.041) will fund research and educational activities to address gaps in understanding the impacts of downburst windstorms on buildings. Led by Florida International University, the award will support field measurements, physical simulations, and numerical modeling to characterize downburst wind flows and assess building vulnerability. Researchers will leverage domestic and international...

This $817,212 National Science Foundation project grant supports research at Pennsylvania State University to improve understanding and forecasting of downdrafts in deep convection. The three-year award under the NSF Geosciences program (CFDA 47.050) aims to advance fundamental knowledge of the processes contributing to vertical air motions in thunderstorms. Through theoretical analysis and idealized simulations, the university researchers will study the influence of atmospheric properties on...

This Project Grant award of $174,988 from the National Science Foundation (NSF) Division of Atmospheric and Geospace Sciences will support the development of a millimeter-wavelength (mmWave) rapid scan image phased array radar technology demonstrator unit. The objective is to evaluate the feasibility of a future ground-based, mobile phased array cloud radar system that could provide high-resolution measurements of cloud processes, which are crucial for understanding the Earth's climate and...

The University of Oklahoma will provide research services under a $438,686 National Science Foundation Project Grant in the Geosciences program (CFDA 47.050). Specifically, the University will collect and analyze Doppler radar data to further understanding of tornado formation and wind structure in severe convective storms. Using a mobile, rapid-scan polarimetric radar, researchers will document tornado genesis and structure at low altitudes, including a rare anticyclonic tornado. Existing radar...

This Project Grant award from the National Science Foundation's (NSF) Geosciences Program (CFDA 47.050) to Embry-Riddle Aeronautical University, Inc. in the amount of $374,070 aims to better understand how different types of precipitation in tropical cyclones impact their maximum sustained wind speeds. The 4-year project will use airborne Doppler radar data and numerical weather prediction models to examine how precipitation modes, such as convection and stratiform rain, perturb the kinematic...

This $1.1 million project grant from the National Science Foundation's Geosciences program (CFDA 47.050) will fund research at Pennsylvania State University from April 2022 through March 2025 to improve understanding of supercell thunderstorms and tornado formation. The research team will analyze well-observed tornadic storms using innovative observation and simulation techniques to address fundamental questions about tornado rotation, the role of surface friction and baroclinically-generated...

This $277,610 project grant from the National Science Foundation's Office of Integrative Activities, under the Geosciences program (CFDA 47.050), will fund research comparing in-situ and polarimetric radar hail observations. The University of North Dakota will use existing polarimetric radar and storm-penetrating aircraft data to improve estimates of hail properties from radar. Researchers will process hydrometeor images, analyze radar data to identify times when sweeps intersected hail, and...

The National Science Foundation (NSF) awarded a $298,441 Project Grant under the Geosciences program (CFDA 47.050) to the University of Oklahoma, operating through its Office of Research Administration, for a collaborative research project on using polarimetric radar observations, cloud modeling, and in situ aircraft measurements to improve large hail detection and warnings. The project aims to better understand the microphysical processes of hail generation and develop more advanced...