Results 21 to 30 of about 302 (178)

The Impact of Offshore‐Propagating Squall Lines on Coastal‐Mountain Flows

open access: yesGeophysical Research Letters, 2023
Dynamical physical processes associated with an onshore moving marine atmospheric boundary layer (MABL, i.e., sea breeze) over sloping terrain, sensitivity of these processes to MABL characteristics, and flow modifications induced by an offshore‐moving ...
Fan Wu, Kelly Lombardo
doaj   +1 more source

Analysis of radar echo characteristics of rare force 10 gale with a strong squall line event in Jiangxi

open access: yes暴雨灾害, 2019
Using the products from Doppler weather radars at Yichun, Nanchang, Jingdezhen and other places, as well as conventional observations and observational data from regional automatic weather stations, we have conducted an analysis of the cause and radar ...
Chi ZHANG, Shulin ZHI, Aihua XU
doaj   +1 more source

Analysis of the Vertical Air Motions and Raindrop Size Distribution Retrievals of a Squall Line Based on Cloud Radar Doppler Spectral Density Data

open access: yesAtmosphere, 2021
A squall line is a type of strongly organized mesoscale convective system that can cause severe weather disasters. Thus, it is crucial to explore the dynamic structure and hydrometeor distributions in squall lines.
Ningkun Ma   +3 more
doaj   +1 more source

The impacts of biomass burning activities on convective systems over the Maritime Continent [PDF]

open access: yesAtmospheric Chemistry and Physics, 2020
Convective precipitation associated with Sumatra squall lines and diurnal rainfall over Borneo is an important weather feature of the Maritime Continent in Southeast Asia.
H.-H. Lee   +4 more
doaj   +1 more source

Analysis of Evolution Structure of a Squall Line in Zhejiang Province Based on Multi-band Radar Observation

open access: yesQixiang keji
In this paper, the characteristics of a squall line that occurred in central and northern Zhejiang on 21 July 2022 are analyzed by using S-band dual-polarization radar, X-band phased array radar data, wind retrieval, lightning location and ERA5 ...
QIAN Zhuolei   +3 more
doaj   +1 more source

The diurnal cycle of rainfall over New Guinea in convection-permitting WRF simulations [PDF]

open access: yesAtmospheric Chemistry and Physics, 2016
In this study, we examine the diurnal cycle of rainfall over New Guinea using a series of convection-permitting numerical simulations with the Weather Research and Forecasting (WRF) model.
M. E. E. Hassim   +3 more
doaj   +1 more source

The Microphysics of Squall Lines

open access: yesEos, 2017
Scientists tracked the distribution of raindrops of different sizes as a row of thunderstorms formed by a cold front developed and intensified over eastern China.
openaire   +1 more source

Entraining CAPE and a simplified instability index for better assessment of environmental conditions of quasi‐stationary linear precipitation systems

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Quasi‐stationary linear precipitation systems (QSLPSs) are a major cause of heavy rainfall in Japan, persisting over the same region for more than five hours. This study demonstrates that entraining convective available potential energy (E‐CAPE), which accounts for environmental air entrainment during parcel ascent, more accurately characterises the ...
Eigo Tochimoto   +5 more
wiley   +1 more source

Extreme rainfall in southern China in April 2024 and its potential link to weather events across south Asia

open access: yesWeather, EarlyView.
This study documents the unseasonal and prolonged heavy rain events which occurred in southern China during April 2024. In this series of extreme rainfall events, Guangdong province recorded extreme rainfall exceeding 6‐sigma of climatology, with eleven cities reporting record‐breaking rainfall.
Wai‐Po Tse   +2 more
wiley   +1 more source

Trends in thunderstorm days, lightning activity, squalls and the environmental factors in Hong Kong

open access: yesWeather, EarlyView.
This study analyses trends in Hong Kong's convective weather using long‐term observer‐based and shorter‐term instrument‐based data. Annual thunderstorm days increased significantly by 1.9 days decade−1 in 1947–2024, notably in June–September, consistent with increasingly favourable warm‐season environments for thunderstorms.
Yuk Sing Lui   +5 more
wiley   +1 more source

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