Výsledky vyhľadávania - "Numerical analysis/modeling"

Progress and Challenges in Modeling Dynamics—Microphysics Interactions: From the Pi Chamber to Monsoon Convection Autor Xue, Lulin, Bera, Sudarsan, Chen, Sisi, Choudhary, Harish, Dixit, Shivsai, Grabowski, Wojciech W., Jayakumar, Sandeep, Krueger, Steven, Kulkarni, Gayatri, Lasher-Trapp, Sonia, Mallinson, Holly, Prabhakaran, Thara, Shima, Shin-ichiro

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The Modern-Era Retrospective Analysis for Research and Applications, Version 2 (MERRA-2) Autor Gelaro, Ronald, McCarty, Will, Suárez, Max J, Todling, Ricardo, Molod, Andrea, Takacs, Lawrence, Randles, Cynthia, Darmenov, Anton, Bosilovich, Michael G, Reichle, Rolf, Wargan, Krzysztof, Coy, Lawrence, Cullather, Richard, Draper, Clara, Akella, Santha, Buchard, Virginie, Conaty, Austin, da Silva, Arlindo, Gu, Wei, Kim, Gi-Kong, Koster, Randal, Lucchesi, Robert, Merkova, Dagmar, Nielsen, Jon Eric, Partyka, Gary, Pawson, Steven, Putman, William, Rienecker, Michele, Schubert, Siegfried D, Sienkiewicz, Meta, Zhao, Bin

“…The Modern-Era Retrospective Analysis for Research and Applications, Version 2 (MERRA-2) is the latest atmospheric reanalysis of the modern satellite era…”
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Projected Future Changes of Tropical Cyclone Activity over the Western North and South Pacific in a 20-km-Mesh Regional Climate Model Autor Zhang, Chunxi, Wang, Yuqing

“…A high-resolution regional atmospheric model is employed to project the late twenty-first-century changes of tropical cyclone (TC) activity over the western…”
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Review of the Ensemble Kalman Filter for Atmospheric Data Assimilation Autor Houtekamer, P. L., Zhang, Fuqing

“…This paper reviews the development of the ensemble Kalman filter (EnKF) for atmospheric data assimilation. Particular attention is devoted to recent advances…”
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Understanding the Impacts of Upper-Tropospheric Cold Low on Typhoon Jongdari (2018) Using Piecewise Potential Vorticity Inversion Autor Yan, Ziyu, Ge, Xuyang, Wang, Zhuo, Wu, Chun-Chieh, Peng, Melinda

“…Typhoon Jongdari (2018) had an unusual looping path before making landfall in Japan, which posed a forecasting challenge for operational numerical models. The…”
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Evaluation of the Wyoming Weather Modification Pilot Project (WWMPP) Using Two Approaches: Traditional Statistics and Ensemble Modeling Autor Rasmussen, Roy M., Tessendorf, Sarah A., Xue, Lulin, Weeks, Courtney, Ikeda, Kyoko, Landolt, Scott, Breed, Dan, Deshler, Terry, Lawrence, Barry

“…The Wyoming Weather Modification Pilot Project randomized cloud seeding experiment was a crossover statistical experiment conducted over two mountain ranges in…”
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Trailing Horizontal Vortices in Observed and Numerically Simulated Tornadoes Autor Oliveira, Maurício I., Xue, Ming, Roberts, Brett

“…High-resolution numerical simulations of supercell storms reveal complex distributions of vorticity in the vicinity of tornadoes, especially when visualized in…”
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High-Resolution Climate Simulations Using GFDL HiRAM with a Stretched Global Grid Autor Harris, Lucas M., Lin, Shian-Jiann, Tu, ChiaYing

“…An analytic Schmidt transformation is used to create locally refined global model grids capable of efficient climate simulation with gridcell widths as small…”
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Intermittent Frontogenesis in the Alboran Sea Autor Capó, Esther, McWilliams, James C., Mason, Evan, Orfila, Alejandro

“…We present a phenomenological description and dynamical analysis of the Alboran fronts using a realistic simulation at submesoscale resolution. The study is…”
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Simulations of Polarimetric, X-Band Radar Signatures in Supercells. Part II: ZDR Columns and Rings and KDP Columns Autor Snyder, Jeffrey C., Bluestein, Howard B., Dawson II, Daniel T., Jung, Youngsun

“…A high-resolution numerical model and polarimetric forward operator allow one to examine simulated convective storms from the perspective of observable…”
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Probabilistic Predictions from Deterministic Atmospheric River Forecasts with Deep Learning Autor Chapman, William E., Delle Monache, Luca, Alessandrini, Stefano, Subramanian, Aneesh C., Ralph, F. Martin, Xie, Shang-Ping, Lerch, Sebastian, Hayatbini, Negin

“…Deep-learning (DL) postprocessing methods are examined to obtain reliable and accurate probabilistic forecasts from single-member numerical weather predictions…”
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Interaction between the Black Carbon Aerosol Warming Effect and East Asian Monsoon Using RegCM4 Autor Zhuang, B. L., Li, S., Wang, T. J., Liu, J., Chen, H. M., Chen, P. L., Li, M. M., Xie, M.

“…Black carbon aerosol (BC) has a significant influence on regional climate changes because of its warming effect. Such changes will feed back to BC loadings…”
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Impact of Warmer Eastern Tropical Pacific SST on the March 2015 Atacama Floods Autor Bozkurt, Deniz, Rondanelli, Roberto, Garreaud, René, Arriagada, Andrés

“…Northern Chile hosts the driest place on Earth in the Atacama Desert. Nonetheless, an extreme precipitation event affected the region on 24–26 March 2015 with…”
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Effects of Wave–Current Interactions on Bay–Shelf Exchange Autor Song, Dehai, Wu, Wen, Li, Qiang

“…Bay–shelf exchange is critical to coastal systems because it promotes self-purification or pollution dilution of the systems. In this study, the effects of…”
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Spontaneous Surface Generation and Interior Amplification of Internal Waves in a Regional-Scale Ocean Model Autor Shakespeare, Callum J., Hogg, Andrew McC

“…Recent theories, models, and observations have suggested the presence of significant spontaneous internal wave generation at density fronts near the ocean…”
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On the Localized Extreme Rainfall over the Great Bay Area in South China with Complex Topography and Strong UHI Effects Autor Sun, Xiaoyan, Luo, Yali, Gao, Xiaoyu, Wu, Mengwen, Li, Mingxin, Huang, Ling, Zhang, Da-Lin, Xu, Haiming

“…In this study, high-resolution surface and radar observations are used to analyze 24 localized extreme hourly rainfall (EXHR; >60 mm h −1 ) events with strong…”
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Combined Effects of Midlevel Dry Air and Vertical Wind Shear on Tropical Cyclone Development. Part I: Downdraft Ventilation Autor Alland, Joshua J., Tang, Brian H., Corbosiero, Kristen L., Bryan, George H.

“…This study examines how midlevel dry air and vertical wind shear (VWS) can modulate tropical cyclone (TC) development via downdraft ventilation. A suite of…”
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The Impact of Vertical Wind Shear on Hail Growth in Simulated Supercells Autor Dennis, Eli J., Kumjian, Matthew R.

“…Severe hailstorms produce over $1 billion in insured losses annually in the United States, yet details of a given storm’s hail threat (e.g., maximum hailstone…”
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Marathon versus Sprint: Two Modes of Tropical Cyclone Rapid Intensification in a Global Convection-Permitting Simulation Autor Judt, Falko, Rios-Berrios, Rosimar, Bryan, George H.

“…Tropical cyclones that intensify abruptly experience “rapid intensification.” Rapid intensification remains a formidable forecast challenge, in part because…”
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Combined Effects of Midlevel Dry Air and Vertical Wind Shear on Tropical Cyclone Development. Part II: Radial Ventilation Autor Alland, Joshua J., Tang, Brian H., Corbosiero, Kristen L., Bryan, George H.

“…This study demonstrates how midlevel dry air and vertical wind shear (VWS) can modulate tropical cyclone (TC) development via radial ventilation. A suite of…”
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