Climatology of hail in Argentina

The annual cycle, annual and seasonal frequency and geographical distribution of hail in Argentina during the 1960-2008 period are examined. Eight regions covering the whole territory were defined based on the correlation of the mean annual hail frequency between all weather stations. Regions lying...

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Autores principales: Mezher, R.N., Doyle, M., Barros, V.
Formato: JOUR
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Acceso en línea:http://hdl.handle.net/20.500.12110/paper_01698095_v114-115_n_p70_Mezher
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spelling todo:paper_01698095_v114-115_n_p70_Mezher2023-10-03T15:07:19Z Climatology of hail in Argentina Mezher, R.N. Doyle, M. Barros, V. Argentina Freezing level height Hail annual cycle Hail frequency Hail geographical distribution Trends Annual cycle Argentina Coastal area Freezing levels Maximum frequency Patagonia Summer months Trends Weather stations Climatology Coastal zones Geographical distribution Precipitation (meteorology) annual variation climatology geographical distribution hail spring (season) summer trend analysis Argentina Buenos Aires [Argentina] La Pampa Patagonia The annual cycle, annual and seasonal frequency and geographical distribution of hail in Argentina during the 1960-2008 period are examined. Eight regions covering the whole territory were defined based on the correlation of the mean annual hail frequency between all weather stations. Regions lying between 30° and 40°S as well as those dominated by mountains present the highest hail frequencies in Argentina. The eastern and coastal areas of the country experience hail events mainly during springtime but they may start in late winter and continue through the beginning of summer. Events in western and central Argentina also predominate in spring but the maximum frequencies are observed during summer months. Trends in the annual number of hail events calculated for each region indicate that events in northwestern and northeastern Argentina have been increasing as well as in southern Patagonia. On the other hand, in central Argentina, southern Buenos Aires-La Pampa, northern Buenos Aires-Litoral and northern Patagonia trends are negative and statistically significant in the first two regions, basically by the decrease of events during spring and summer. © 2012 Elsevier B.V. JOUR info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_01698095_v114-115_n_p70_Mezher
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
topic Argentina
Freezing level height
Hail annual cycle
Hail frequency
Hail geographical distribution
Trends
Annual cycle
Argentina
Coastal area
Freezing levels
Maximum frequency
Patagonia
Summer months
Trends
Weather stations
Climatology
Coastal zones
Geographical distribution
Precipitation (meteorology)
annual variation
climatology
geographical distribution
hail
spring (season)
summer
trend analysis
Argentina
Buenos Aires [Argentina]
La Pampa
Patagonia
spellingShingle Argentina
Freezing level height
Hail annual cycle
Hail frequency
Hail geographical distribution
Trends
Annual cycle
Argentina
Coastal area
Freezing levels
Maximum frequency
Patagonia
Summer months
Trends
Weather stations
Climatology
Coastal zones
Geographical distribution
Precipitation (meteorology)
annual variation
climatology
geographical distribution
hail
spring (season)
summer
trend analysis
Argentina
Buenos Aires [Argentina]
La Pampa
Patagonia
Mezher, R.N.
Doyle, M.
Barros, V.
Climatology of hail in Argentina
topic_facet Argentina
Freezing level height
Hail annual cycle
Hail frequency
Hail geographical distribution
Trends
Annual cycle
Argentina
Coastal area
Freezing levels
Maximum frequency
Patagonia
Summer months
Trends
Weather stations
Climatology
Coastal zones
Geographical distribution
Precipitation (meteorology)
annual variation
climatology
geographical distribution
hail
spring (season)
summer
trend analysis
Argentina
Buenos Aires [Argentina]
La Pampa
Patagonia
description The annual cycle, annual and seasonal frequency and geographical distribution of hail in Argentina during the 1960-2008 period are examined. Eight regions covering the whole territory were defined based on the correlation of the mean annual hail frequency between all weather stations. Regions lying between 30° and 40°S as well as those dominated by mountains present the highest hail frequencies in Argentina. The eastern and coastal areas of the country experience hail events mainly during springtime but they may start in late winter and continue through the beginning of summer. Events in western and central Argentina also predominate in spring but the maximum frequencies are observed during summer months. Trends in the annual number of hail events calculated for each region indicate that events in northwestern and northeastern Argentina have been increasing as well as in southern Patagonia. On the other hand, in central Argentina, southern Buenos Aires-La Pampa, northern Buenos Aires-Litoral and northern Patagonia trends are negative and statistically significant in the first two regions, basically by the decrease of events during spring and summer. © 2012 Elsevier B.V.
format JOUR
author Mezher, R.N.
Doyle, M.
Barros, V.
author_facet Mezher, R.N.
Doyle, M.
Barros, V.
author_sort Mezher, R.N.
title Climatology of hail in Argentina
title_short Climatology of hail in Argentina
title_full Climatology of hail in Argentina
title_fullStr Climatology of hail in Argentina
title_full_unstemmed Climatology of hail in Argentina
title_sort climatology of hail in argentina
url http://hdl.handle.net/20.500.12110/paper_01698095_v114-115_n_p70_Mezher
work_keys_str_mv AT mezherrn climatologyofhailinargentina
AT doylem climatologyofhailinargentina
AT barrosv climatologyofhailinargentina
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