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Radar Anomalous Propagation Associated with Foehn Winds Induced by Typhoon Krosa (2007)
Publisher: American Meteorological Society
Abstract: n this study, unusual radar anomalous propagation (AP) phenomena associated with foehn winds induced by Typhoon Krosa (2007) were documented by using observations from radar, surface stations, and soundings. The AP echoes ...
An Application of Reflectivity Climatology in Constructing Radar Hybrid Scans over Complex Terrain
Publisher: American Meteorological Society
Abstract: Three years? worth of radar reflectivity data from four radars in an area of complex terrain (Taiwan) from 2005 to 2007 were analyzed and a reflectivity climatology was developed. The climatology was applied in the ...
Warm Season Afternoon Thunderstorm Characteristics under Weak Synoptic-Scale Forcing over Taiwan Island
Publisher: American Meteorological Society
Abstract: The spatial and temporal characteristics and distributions of thunderstorms in Taiwan during the warm season (May?October) from 2005 to 2008 and under weak synoptic-scale forcing are documented using radar reflectivity, ...
A Vortex-Based Doppler Velocity Dealiasing Algorithm for Tropical Cyclones
Publisher: American Meteorological Society
Abstract: AbstractIn this study, a vortex-based Doppler velocity dealiasing (VDVD) algorithm for tropical cyclones (TCs) is proposed. The algorithm uses a Rankine combined vortex model as a reference field for dealiasing based on ...
Influence of Wind-Induced Antenna Oscillations on Radar Observations and Its Mitigation
Publisher: American Meteorological Society
Abstract: As Typhoon Goni (2015) passed over Ishigaki Island, a maximum gust speed of 71 m s−1 was observed by a surface weather station. During Typhoon Goni’s passage, mountaintop radar recorded antenna elevation angle oscillations, ...
Objective Prediction of Warm Season Afternoon Thunderstorms in Northern Taiwan Using a Fuzzy Logic Approach
Publisher: American Meteorological Society
Abstract: n this study, a fuzzy logic algorithm is developed to provide objective guidance for the prediction of afternoon thunderstorms in northern Taiwan using preconvective predictors during the warm season (May?October) from ...
An Operational Multi-Radar Multi-Sensor QPE System in Taiwan
Publisher: American Meteorological Society
Abstract: The operational system provides a suite of QPE products at 1-km resolution and 10-min update cycle over Taiwan and adjacent ocean based on multi-wavelength radar, gauge and atmospheric environmental and climatological ...