Results 21 to 30 of about 402 (177)

An Analytical Model of Two‐Dimensional Mesoscale Circulation and Associated Properties Across Squall Lines

open access: yesAGU Advances, 2022
Mesoscale convective systems (MCS) contribute about half of the world's precipitation and create flash flooding as well as other extreme weather events. Despite steady progress in research of these systems in the last several decades, better theoretical ...
Minghua Zhang
doaj   +1 more source

Impact of initial water vapor on the upscale growing process of a squall line in South China

open access: yes暴雨灾害, 2023
During the spring and summer seasons, in the South China region where abundant water vapor is present, squall lines can rapidly develop into larger scales within a short period of time.
Xinyong SHEN   +5 more
doaj   +1 more source

Divergent convective outflow in large-eddy simulations [PDF]

open access: yesAtmospheric Chemistry and Physics, 2023
Upper-tropospheric outflow is analysed in cloud-resolving large-eddy simulations. Thereby, the role of convective organization, latent heating, and other factors in upper-tropospheric divergent-outflow variability from deep convection is diagnosed using ...
E. Groot, H. Tost
doaj   +1 more source

A clustering-based method for identifying and tracking squall lines [PDF]

open access: yesAtmospheric Measurement Techniques
The squall line is a type of convective system that is characterized by storm cells arranged in a line or band pattern and is usually associated with disastrous weather.
Z. Shi   +5 more
doaj   +1 more source

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

Mineral dust indirect effects and cloud radiative feedbacks of a simulated idealized nocturnal squall line [PDF]

open access: yesAtmospheric Chemistry and Physics, 2013
Mineral dust is arguably the most abundant aerosol species in the world and as such potentially plays a large role in aerosol indirect effects (AIEs).
R. B. Seigel   +2 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

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

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