Climatological patterns over South America derived from COSMIC radio occultation data
Meteorological phenomena are closely linked to the presence of water vapor. They mainly originate and develop in the troposphere, where almost all the atmospheric water is concentrated. The Global Positioning System radio occultation (GPS RO) technique provides vertical profiles of refractivity from...
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I28-R145-paper_01480227_v117_n3_p_Hierro_oai2020-10-19 Hierro, R. Llamedo, P. De La Torre, A. Alexander, P. Rolla, A. 2012 Meteorological phenomena are closely linked to the presence of water vapor. They mainly originate and develop in the troposphere, where almost all the atmospheric water is concentrated. The Global Positioning System radio occultation (GPS RO) technique provides vertical profiles of refractivity from which other properties such as temperature and water vapor can be derived. The GPS RO capability to reproduce global, synoptic, and regional climatological patterns over South America, which is a mostly oceanic continent, is tested. From FORMOSAT-3/COSMIC mission data (2006-2010), our previous knowledge regarding global and synoptic/regional patterns of temperature, equivalent potential temperature, specific humidity, and pressure is verified. Special cases such as baroclinic disturbances arriving at South American midlatitudes and storm events over a mountain region near the Andes are analyzed. The temporal evolution and the latitude-longitude distribution in several layers of the variables listed above are well described with this technique. Copyright 2012 by the American Geophysical Union. Fil:Hierro, R. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Llamedo, P. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:De La Torre, A. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Alexander, P. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Rolla, A. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. application/pdf http://hdl.handle.net/20.500.12110/paper_01480227_v117_n3_p_Hierro info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar J. Geophys. Res. D Atmos. 2012;117(3) Atmospheric water Baroclinic FORMOSAT-3/COSMIC Meteorological phenomena Midlatitudes Mountain regions Potential temperature Presence of water Radio occultations South America Specific humidity Storm events Temporal evolution Vertical profile Atmospheric humidity baroclinic instability climatology COSMIC data set GPS humidity midlatitude environment mountain region refraction regional climate satellite mission storm temperature profile troposphere vertical profile water vapor South America Climatological patterns over South America derived from COSMIC radio occultation data info:eu-repo/semantics/article info:ar-repo/semantics/artículo info:eu-repo/semantics/publishedVersion http://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=artiaex&d=paper_01480227_v117_n3_p_Hierro_oai |
institution |
Universidad de Buenos Aires |
institution_str |
I-28 |
repository_str |
R-145 |
collection |
Repositorio Digital de la Universidad de Buenos Aires (UBA) |
topic |
Atmospheric water Baroclinic FORMOSAT-3/COSMIC Meteorological phenomena Midlatitudes Mountain regions Potential temperature Presence of water Radio occultations South America Specific humidity Storm events Temporal evolution Vertical profile Atmospheric humidity baroclinic instability climatology COSMIC data set GPS humidity midlatitude environment mountain region refraction regional climate satellite mission storm temperature profile troposphere vertical profile water vapor South America |
spellingShingle |
Atmospheric water Baroclinic FORMOSAT-3/COSMIC Meteorological phenomena Midlatitudes Mountain regions Potential temperature Presence of water Radio occultations South America Specific humidity Storm events Temporal evolution Vertical profile Atmospheric humidity baroclinic instability climatology COSMIC data set GPS humidity midlatitude environment mountain region refraction regional climate satellite mission storm temperature profile troposphere vertical profile water vapor South America Hierro, R. Llamedo, P. De La Torre, A. Alexander, P. Rolla, A. Climatological patterns over South America derived from COSMIC radio occultation data |
topic_facet |
Atmospheric water Baroclinic FORMOSAT-3/COSMIC Meteorological phenomena Midlatitudes Mountain regions Potential temperature Presence of water Radio occultations South America Specific humidity Storm events Temporal evolution Vertical profile Atmospheric humidity baroclinic instability climatology COSMIC data set GPS humidity midlatitude environment mountain region refraction regional climate satellite mission storm temperature profile troposphere vertical profile water vapor South America |
description |
Meteorological phenomena are closely linked to the presence of water vapor. They mainly originate and develop in the troposphere, where almost all the atmospheric water is concentrated. The Global Positioning System radio occultation (GPS RO) technique provides vertical profiles of refractivity from which other properties such as temperature and water vapor can be derived. The GPS RO capability to reproduce global, synoptic, and regional climatological patterns over South America, which is a mostly oceanic continent, is tested. From FORMOSAT-3/COSMIC mission data (2006-2010), our previous knowledge regarding global and synoptic/regional patterns of temperature, equivalent potential temperature, specific humidity, and pressure is verified. Special cases such as baroclinic disturbances arriving at South American midlatitudes and storm events over a mountain region near the Andes are analyzed. The temporal evolution and the latitude-longitude distribution in several layers of the variables listed above are well described with this technique. Copyright 2012 by the American Geophysical Union. |
format |
Artículo Artículo publishedVersion |
author |
Hierro, R. Llamedo, P. De La Torre, A. Alexander, P. Rolla, A. |
author_facet |
Hierro, R. Llamedo, P. De La Torre, A. Alexander, P. Rolla, A. |
author_sort |
Hierro, R. |
title |
Climatological patterns over South America derived from COSMIC radio occultation data |
title_short |
Climatological patterns over South America derived from COSMIC radio occultation data |
title_full |
Climatological patterns over South America derived from COSMIC radio occultation data |
title_fullStr |
Climatological patterns over South America derived from COSMIC radio occultation data |
title_full_unstemmed |
Climatological patterns over South America derived from COSMIC radio occultation data |
title_sort |
climatological patterns over south america derived from cosmic radio occultation data |
publishDate |
2012 |
url |
http://hdl.handle.net/20.500.12110/paper_01480227_v117_n3_p_Hierro http://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=artiaex&d=paper_01480227_v117_n3_p_Hierro_oai |
work_keys_str_mv |
AT hierror climatologicalpatternsoversouthamericaderivedfromcosmicradiooccultationdata AT llamedop climatologicalpatternsoversouthamericaderivedfromcosmicradiooccultationdata AT delatorrea climatologicalpatternsoversouthamericaderivedfromcosmicradiooccultationdata AT alexanderp climatologicalpatternsoversouthamericaderivedfromcosmicradiooccultationdata AT rollaa climatologicalpatternsoversouthamericaderivedfromcosmicradiooccultationdata |
_version_ |
1766026669943947264 |