A Method to Automatically Ascertain the Identities of Tropical Cyclones in Tropical Cyclone Warning Messages
Available online 16 November 2024
In the operational forecasting of tropical cyclones (TCs), decoding TC warning messages from global centers, along with extracting, organizing, and storing useful track observations and forecasts, are...
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Sub-seasonal variability of tropical cyclone landfall characteristics on the west coast of the Bay of Bengal during October-December: the role of La Niña and El Niño
Available online 16 November 2024
Tropical cyclones (TCs) create more disasters when they make landfall. Climatologically, the west coast of the Bay of Bengal (BoB), one of the most densely populated geographical regions over the globe,...
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Hindcasting the Typhoon Haiyan Storm Surge in Coastal Eastern Leyte
Available online 16 November 2024
This study introduces the 'Zero-Point Boundary' method to map the 2013 Typhoon Haiyan storm surge in coastal eastern Leyte. Utilising the 'Rivera Dispersive Wave Model' or RDM, we interpolated simulated...
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Application Research of Wind Profile Radar in Short-term Heavy Rainfall Forecast of Typhoon in Fujian Province
Available online 16 November 2024
Based on wind profile radar data, this paper aims at different typhoon processes landed and affected Fujian from 2011 to 2019, according to the nature of typhoon rainstorm, it can be classified into...
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A theoretical method to characterize the resistance effects of nonflat terrain on wind fields in a parametric wind field model for tropical cyclones
September 2024
Traditionally, an empirical speed-up factor was introduced to reflect the effects of nonflat terrain on near-surface wind speeds. In this paper, the resistance effects of nonflat terrain are considered...
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Comparative analysis of heavy rainfall area between landfalling typhoon LUPIT (2109) and typhoon LISA (9610)
September 2024
Based on the ERA5 reanalysis data and the surface observations from automatic weather stations, a comparative analysis has been conducted to investigate the differences in heavy rainfall distributions...
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Variations in gust factor with wind direction and height based on the measurements from a coastal tower during three landfalling typhoons
September 2024
Using high-frequency onshore wind data from four different heights of a coastal tower, the variations in gust factor with turbulence intensity, height and wind speed were studied under typhoon conditions....
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Case study of high waves in the South Pacific generated by Tropical Cyclone Harold in 2020
September 2024
This study highlighted a high wave case by severe tropical cyclone Harold and conducted a simulation with a newly developed wave forecasting system for the South Pacific based on the Japan Meteorological...
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Analysis of characteristics and evaluation of forecast accuracy for Super Typhoon Doksuri (2023)
September 2024
Super Typhoon Doksuri is a significant meteorological challenge for China this year due to its strong intensity and wide influence range, as well as significant and prolonged hazards. In this work,...
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Assessing the impact of tropical cyclones on economic sectors in Costa Rica, Central America
September 2024
Tropical cyclones (TC) pose a persistent natural hazard to Costa Rica. Exposure to natural hazards, such as mass movements and floods, is compounded by a growing urban population and inadequate land...
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Discussion on the enhancement of Typhoon Committee activities for UN EW4All initiative
September 2024
The ESCAP/WMO Typhoon Committee is an intergovernmental regional organization dealing with typhoon (tropical cyclones) related disasters. Millions of people around the Asia-Pacific region remain exposed...
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Analyzing coherent structures in the tropical cyclone boundary layer using large eddy simulations
September 2024
Turbulence within the tropical cyclone boundary layer plays a crucial role in the exchange of heat, moisture, and momentum between the surface and the atmosphere. This study investigates the characteristics...
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Insights into the origin of precipitation moisture for tropical cyclones during rapid intensification process
June 2024
In this study, we identified the moisture sources for the precipitation associated with tropical cyclones (TCs) during the rapid intensification (RI) process from 1980 to 2018 by applying a Lagrangian...
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Review of the development of hydrological data quality control in Typhoon Committee Members
June 2024
Nowadays, with the continual development of the science and technology applied in data observation, monitoring and collection, human has more and more means and channels to obtain various data, consequently,...
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Multiscale interaction analysis of Landfall Typhoon Lekima (2019) based on vorticity equation diagnosis
June 2024
To investigate the multiscale interaction characteristics of Landfall Typhoon Lekima (2019), this study analyzed the characteristics of the different scale vortex structure and interactions among different...
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Forecasting of tropical cyclones ASANI (2022) and MOCHA (2023) over the Bay of Bengal - real time challenges to forecasters
June 2024
This study examines the track and intensity forecasts of two typical Bay of Bengal tropical cyclones (TC) ASANI and MOCHA. The analysis of various Numerical Weather Prediction (NWP) model forecasts...
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Study of boundary layer characteristics during the landfalling of a Nisarga cyclone
June 2024
One of the most important parameters in meteorology is the mean wind profile in the tropical cyclone boundary layer. The vertical profile of wind speed and wind direction were measured during the period...
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Tropical cyclone activities in the Western North Pacific in 2022
June 2024
Based on the best-track dataset from the Shanghai Typhoon Institute/China Meteorological Administration, the paper provides a comprehensive summary and analysis of tropical cyclone (TC) activities in...
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Recent advances in landfalling tropical cyclone asymmetric rainfall mechanism and forecast verification over China
March 2024
Held every four years, the International Workshop on Tropical Cyclone (IWTC) organized by the World Meteorological Organization has been a global leading conference in the field of tropical cyclone....
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Forecasting tropical cyclone coastal and marine hazards and impacts
March 2024
The report highlights the significant progress over various regions with respect to understanding of coastal hazards, numerical modeling techniques and the generation & dissemination of coastal hazard...
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Comparative analysis of the rapid intensification of two super cyclonic storms in the Arabian Sea
March 2024
A comparative analysis of the rapid intensification (RI) of super cyclonic storms Chapala (2015) and Kyarr (2019) in the Arabian Sea is conducted using the North Indian Ocean tropical cyclone data,...
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The weakening effect of urbanization on tropical cyclone surface winds : An observational study for Shanghai
March 2024
The observation-reanalysis difference method (OMR) and wind profile fitting method were used to analyze the influence urbanization has on the near-surface wind speed in Shanghai during tropical cyclone...
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Direct assimilation of simulated radar reflectivity for typhoon In-fa using EnKF: Issue with state variables updating
March 2024
Using a convective scale WRF-GSI system and a reflectivity observation operator based on the double-moment microphysics (Thompson) scheme, simulated radar reflectivity data are produced and then directly...
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Phase transitions between tropical, subtropical, and extratropical cyclones: A review from IWTC-10
December 2023
This review, which was adapted from a Tenth International Workshop on Tropical Cyclones (IWTC-10) report, discusses research findings and operational practices relevant to cyclone types and phase transitions...
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Review of big-data and AI application in typhoon-related disaster risk early warning in Typhoon Committee region
December 2023
ESCAP/WMO Typhoon Committee Members are directly or indirectly affected by typhoons every year. Members have accumulated rich experiences dealing with typhoons' negative impact and developed the technologies...
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