Results 61 to 70 of about 801 (186)

Aerodynamic characteristics of the train traversing the thunderstorm downburst wind field

open access: yesAdvances in Wind Engineering
To investigate the aerodynamic characteristics of the high-speed train as it traverses the thunderstorm downburst wind, a special test device was used to simulate the thunderstorm downburst wind field.
Fei Zhang   +3 more
doaj   +1 more source

An observational study of a circular gust front over the Yangtze Delta, China

open access: yesWeather, Volume 80, Issue 11, Page 387-394, November 2025.
Concentric gust fronts are formed when a thunderstorm’s downdraft reaches the ground and the outflow from the cold pool spreads uniformly outwards into the surrounding warm and humid air mass. Observational evidence presented here show the case of narrow‐band echoes forming a ring around a thunderstorm.
Wenjie Zhou   +6 more
wiley   +1 more source

Simulation of the Flow Field Characteristics of a Downburst [PDF]

open access: yes, 2007
Wind load on a structure is usually investigated in turbulent boundary layer flow simulated in a boundary layer wind tunnel. However, the strong wind that causes damages on structures is usually transient wind, for instance, downburst wind, whose statistics are different with the general atmospheric boundary layer.
S. Cao   +5 more
openaire   +1 more source

The Bayesian sinking in Porticello: a predictable convective windstorm?

open access: yesWeather, Volume 80, Issue 11, Page 365-373, November 2025.
The meteorological phenomenon that led to the Bayesian yacht sinking in Sicily at 0206 utc on 19 August 2024 is here investigated. A thunderstorm occurred during the sinking, but uncertainties exist regarding whether a waterspout or a downburst affected the ship. An in‐depth analysis of available observations highlighted that the ship was likely struck
Francesco De Martin   +6 more
wiley   +1 more source

High‐Spatial Resolution Space‐Based Observations in the Upper Troposphere and Upper Mesosphere of Wavelike Features Produced by Hurricane Ian

open access: yesGeophysical Research Letters, Volume 52, Issue 19, 16 October 2025.
Abstract A new high‐spatial resolution camera on the International Space Station used OH nightglow in the H‐band to image the ground at an ∼ ${\sim} $70 m pixel footprint over an ∼ ${\sim} $280 km swath and maintained this resolution during its 1.5 s exposure.
J. H. Hecht   +3 more
wiley   +1 more source

Characteristics of Rainfall in Wind Field of a Downburst and Its Effects on Motion of High-Voltage Transmission Line

open access: yesShock and Vibration, 2017
Despite most weather-related failures of high-voltage transmission lines (HVTLs) being attributed to the downbursts accompanied by heavy rainfall, research works mainly focused on the behaviors of the high-voltage transmission tower-line structures under
Chao Zhou, Li Li, Yibing Liu
doaj   +1 more source

Effects of the urban land use on a severe convective windstorm

open access: yesQuarterly Journal of the Royal Meteorological Society, Volume 151, Issue 773, October 2025 Part B.
Numerical simulations with the Weather Research and Forecasting model coupled with the Building Effect Parametrization–Building Energy Model multilayer canopy model were conducted to investigate the impact of urban land use on a severe convective windstorm in Milan, northern Italy, on July 25, 2023.
Francesco De Martin   +2 more
wiley   +1 more source

Idealised simulation of downburst winds [PDF]

open access: yes, 2010
Convectively driven downburst winds pose a threat to structures and communities in many regions of Australia not subject to tropical cyclones. Extreme value analysis shows that for return periods of interest to engineering design these events produce ...
Mason, Matthew S.
core  

A study of the 23 October 2022 southern England damaging MCS

open access: yesWeather, Volume 80, Issue 10, Page 324-334, October 2025.
During the afternoon of 23 October 2022, a mesoscale convective system (MCS) developed and intensified over the English Channel and tracked north‐northeastward into southern England, producing widespread damaging winds and at least three moderate to strong tornadoes in Hampshire.
Kenneth Pryor   +3 more
wiley   +1 more source

Reconstruction of near-surface tornado wind fields from forest damage [PDF]

open access: yes, 2010
Tornado intensity is usually inferred from the damage produced. To foster postevent tornado intensity assessments, the authors present a model to reconstruct near-surface wind fields from forest damage patterns. By comparing the structure of observed and
Dotzek, Nikolai   +3 more
core   +1 more source

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