Results 31 to 40 of about 1,084 (207)

Analysis of the Characteristics and Evolution Mechanisms of a Bow-Shaped Squall Line in East China Observed with Dual-Polarization Doppler Radars

open access: yesRemote Sensing, 2022
To gain a deeper understanding of the formation and evolutionary mechanisms of a bow-shaped squall line (BSL) that occurred in East China on 10 May 2021, observations from S-band dual-polarization radars, a disdrometer and other instruments are used to ...
Bin Wu   +5 more
doaj   +1 more source

Synoptic and Mesoscale Analysis of a Severe Weather Event in Southern Brazil at the End of June 2020

open access: yesAtmosphere, 2023
At the end of June 2020, an explosive extratropical cyclone was responsible for an environment in which a squall line developed and caused life and economic losses in Santa Catarina state, southern Brazil.
Leandro Fortunato de Faria   +7 more
doaj   +1 more source

An improvement of wind gust estimate (WGE) method for squall lines

open access: yesGeomatics, Natural Hazards & Risk, 2022
Severe wind gusts produced by squall lines are difficult to monitor and forecast. This paper assessed and improved the physics-based Brasseur WGE (wind gust estimate) method for diagnosing wind gust of squall lines by coupling the WGE methods with the ...
Zhengqi Lu   +6 more
doaj   +1 more source

The Characteristics of squall line over Indonesia and its vicinity based on Himawari-8 satellite imagery and radar data interpretation [PDF]

open access: yes, 2019
Squall line is a rare MCS phenomenon happened in Indonesia. In these recent years, radar showed the existence of squall line pattern on 31 December 2017, 25 and 27 January 2018 in disparate spot in Indonesia.
Hidayat, A.M.   +3 more
core   +1 more source

A reconstruction of 1 August 1674 thunderstorms over the Low Countries [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2017
On 1 August 1674 an active cold front moved over the Low Countries. The accompanying thunderstorms along the squall line were abnormally active, leading to large-scale damage in Europe, from northern France to the northern parts of Holland where damages ...
G. van der Schrier, R. Groenland
doaj   +1 more source

Impact of radar data assimilation on a squall line over the Yangtze–Huaihe River Basin with a radar reflectivity operator accounting for ice‐phase hydrometeors

open access: yesMeteorological Applications, 2021
A radar reflectivity observation operator with ice‐phase hydrometeors was employed for the assimilation of the real radar observations of a squall line on June 14, 2009, over Anhui and Jiangsu provinces in China. The three‐dimensional variational (3DVAR)
Feifei Shen   +3 more
doaj   +1 more source

Investigation of convectively generated gravity wave characteristics and generation mechanisms during the passage of thunderstorm and squall line over Gadanki (13.5° N, 79.2° E) [PDF]

open access: yesAnnales Geophysicae, 2014
This study illustrates the convectively generated gravity wave generation mechanisms during the passage of thunderstorms and squall line using Indian MST radar.
M. Arunachalam Srinivasan   +2 more
doaj   +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

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

A Numerical Simulation of the “1907” Kaiyuan Tornado Weather Process in Liaoning, Northeast China

open access: yesAtmosphere, 2022
From 17:00 to 18:00 local standard time (LST) on 3 July 2019, a rare strong tornado occurred in Kaiyuan, Liaoning Province, northeast China. NCEP/NCAR 0.25° × 0.25° reanalysis data and WRF4.0 numerical prediction models were used to carry out the ...
Yiping Wang, Tong Wang, Pu Yang, Wei Xue
doaj   +1 more source

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