Results 11 to 20 of about 149,018 (303)

The climatology and nature of warm-season convective cells in cold-frontal environments over Germany [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2023
Cold fronts provide an environment particularly favourable for convective initiation in the mid-latitudes and can also be associated with convective hazards such as flooding, wind, hail and lightning.
G. Pacey   +4 more
doaj   +1 more source

Cold Fronts by Merging of Shocks [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2010
Cold fronts (CFs) are found in most galaxy clusters, as well as in some galaxies and groups of galaxies. We propose that some CFs are relics of merging between two shocks propagating in the same direction. Such shock mergers typically result in a quasi-spherical, factor ~1.4-2.7 discontinuity in density and in temperature. These CFs may be found as far
Birnboim, Yuval   +2 more
openaire   +5 more sources

Objective Identification Method of Cold-Front Precipitation in Winter Half Years over East Asia

open access: yesAdvances in Meteorology, 2023
Cold front is an important weather system that produces precipitation in East Asia. Under the background of global warming, extreme precipitation caused by cold fronts presents a significant increasing trend.
Shuya He   +3 more
doaj   +1 more source

Physical changes within a large tropical hydroelectric reservoir induced by wintertime cold front activity [PDF]

open access: yesHydrology and Earth System Sciences, 2014
We investigated the influence of wintertime cold front activity on the physical processes within a large tropical reservoir located in Brazil. The period chosen for this study consisted of 49 days between 28 April 2010 and 15 July 2010.
M. P. Curtarelli   +3 more
doaj   +1 more source

Using a Pollution-to-Risk Method to Evaluate the Impact of a Cold Front: A Case Study in a Downstream Region in Southeastern China

open access: yesAtmosphere, 2022
Cold fronts frequently intrude China in winter, causing air pollution episodes in downwind regions. Fine particulate matter (PM2.5) has been used as a major proxy of air pollution to examine the impacts of cold fronts.
Changqing Lin, Wengwan Zhang
doaj   +1 more source

On the influence of the Alps on a cold front [PDF]

open access: yesTellus A: Dynamic Meteorology and Oceanography, 1990
This paper discusses the synoptic- scale environment and the scale dependent features of a cold front which crossed southern Bavaria on 8 October 1987. The analysis is based on rawinsonde, Doppler radar, aircraft and surface data. The observations reveal that the front was of the ana-type in the synoptic-scale.
Hoinka, Klaus-Peter   +3 more
openaire   +2 more sources

Contrasting Hydrodynamic Responses to Atmospheric Systems with Different Scales: Impact of Cold Fronts vs. That of a Hurricane

open access: yesJournal of Marine Science and Engineering, 2020
In this paper, subtidal responses of Barataria Bay to an atmospheric cold front in 2014 and Hurricane Barry of 2019 are studied. The cold fronts had shorter influencing periods (1 to 3 days), while Hurricane Barry had a much longer influencing period ...
Wei Huang, Chunyan Li
doaj   +1 more source

Rainfall Simulations of High-Impact Weather in South Africa with the Conformal Cubic Atmospheric Model (CCAM)

open access: yesAtmosphere, 2022
Warnings of severe weather with a lead time longer that two hours require the use of skillful numerical weather prediction (NWP) models. In this study, we test the performance of the Commonwealth Scientific and Industrial Research Organisation (CSIRO ...
Mary-Jane M. Bopape   +11 more
doaj   +1 more source

Automatic Detection of Atmospheric Fronts using Numerical Methods on Iran and the Eastern Mediterranean (Case study: April 13-14, 2017) [PDF]

open access: yesنشریه جغرافیا و برنامه‌ریزی, 2020
Introduction The weather fronts are  known for their large vorticity, dense, moisture, and statical Stability gradients,   and their longitudinal scale is one unit greater than their width.
Naser Mansourei Derakhshan   +3 more
doaj   +1 more source

Analysis of an early spring convective weather event in southwest of Hubei province based on multi-source data

open access: yes暴雨灾害, 2022
The meso-and micro-scale characteristics of an early spring convective weather event in southwest of Hubei on February 14, 2020 is analyzed comprehensively by using multi-source detection data such as Doppler weather radar, wind profile radar, micro rain
Muyun DU   +6 more
doaj   +1 more source

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