Results 21 to 30 of about 1,753 (244)

A utilização de índices de estabilidade no estudo de situações convectivas: o exemplo dos temporais de Outono de 1997, em Lisboa [PDF]

open access: yesFinisterra - Revista Portuguesa de Geografia, 1998
THE USE OF STABILITY INDICES IN THE STUDY OF CONVECTIVE SITUATIONS: THE CASE OF 1997 AUTUMN STORMS, IN LISBON - The autumn of 1997 in Portugal was remarkable for the occurance of several situations of storms, some of them with tragic consequences, as ...
Marcelo Fragoso
doaj   +2 more sources

A semi-Lagrangian method for detecting and tracking deep convective clouds in geostationary satellite observations [PDF]

open access: yesAtmospheric Measurement Techniques, 2023
Automated methods for the detection and tracking of deep convective clouds in geostationary satellite imagery have a vital role in both the forecasting of severe storms and research into their behaviour.
W. K. Jones, M. W. Christensen, P. Stier
doaj   +1 more source

Evaluating Bunkers' storm motion of hail-producing supercells and their storm-relative helicity in Germany

open access: yesMeteorologische Zeitschrift, 2023
This paper presents a statistical analysis of the motion of hail-producing supercells in Germany based on data from a radar-based cell detection and tracking algorithm and a mesocyclone detection algorithm.
Mathis Tonn   +2 more
doaj   +1 more source

Impact of Assimilating High‐Resolution Atmospheric Motion Vectors on Convective Scale Short‐Term Forecasts: 2. Assimilation Experiments of GOES‐16 Satellite Derived Winds

open access: yesJournal of Advances in Modeling Earth Systems, 2021
Building on the results from the observing system simulation experiments in Part I, this study investigates the impact of assimilating Geostationary Operational Environmental Satellite‐16 (GOES‐16) derived atmospheric motion vector (AMV) data on the ...
Juan Zhao   +3 more
doaj   +1 more source

Biases in CMIP6 Historical U.S. Severe Convective Storm Environments Driven by Biases in Mean‐State Near‐Surface Moist Static Energy

open access: yesGeophysical Research Letters, 2022
This work evaluates how well Coupled Model Intercomparison Project 6 models reproduce the climatology of North American severe convective storm (SCS) environments in ERA5 reanalysis and examines what drives biases across models.
Daniel R. Chavas, Funing Li
doaj   +1 more source

Dual-Polarimetric Radar Applications for Investigating Severe Thunderstorms in Northern Thailand during the Pre-Monsoon Season

open access: yesApplied Environmental Research, 2023
Understanding the physical characteristics of severe pre-monsoon thunderstorms is crucial for mitigating the adverse impacts of natural disasters on people in tropical regions.
Nattapon Mahavik   +2 more
doaj   +1 more source

USING SATELLITE OBSERVATION FOR EARLY WARNING OF CONVECTIVE STORM IN TEHRAN [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Severe convective storms are responsible for large amount of damage each year around the world. They form an important part of the climate system by redistributing heat, moisture, and trace gases, as well as producing large quantities of precipitation ...
E. Owlad
doaj   +1 more source

Application of a Three-Dimensional Wind Field from a Phased-Array Weather Radar Network in Severe Convection Weather

open access: yesAtmosphere, 2023
In 2019–2020, an array weather radar (AWR) network consisting of seven X-band phased-array radars (PARs), with a detection spatial resolution of 30 m and a temporal resolution of 30 s, was built in the city of Foshan in China’s Guangdong Province.
Cailing Li   +5 more
doaj   +1 more source

A Dataset of Overshooting Cloud Top from 12-Year CloudSat/CALIOP Joint Observations

open access: yesRemote Sensing, 2022
A strong convective storm is a disastrous weather system with a small spatio-temporal scale. It often occurs suddenly and can cause huge disasters. Thus, it is necessary to improve the forecast accuracy of strong convective storms. Overshooting cloud top
Haoyang Li   +5 more
doaj   +1 more source

Can we predict seasonal changes in high impact weather in the United States?

open access: yesEnvironmental Research Letters, 2016
Severe convective storms cause catastrophic losses each year in the United States, suggesting that any predictive capability is of great societal benefit.
Eunsil Jung, Ben P Kirtman
doaj   +1 more source

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