Persistent Nature of Secondary Diurnal Modes of Precipitation over Oceanic and Continental Regimes

作者: Song Yang , Kwo-Sen Kuo , Eric A. Smith

DOI: 10.1175/2008JCLI2140.1

关键词: PrecipitationDiurnal cycleMicrowave radiometerWater cycleMicrowave imagingEnvironmental scienceSpatial distributionRadarClimatologyMaxima

摘要: Abstract This investigation seeks a better understanding of the assorted mechanisms controlling global distribution diurnal precipitation variability based on use Tropical Rainfall Measuring Mission (TRMM) microwave radiometer and radar data. The horizontal distributions precipitation’s cycle are derived from 8 yr TRMM Microwave Imager (TMI) Precipitation Radar (PR) measurements involving three standard rain retrieval algorithms; resultant analyzed at various spatiotemporal scales. results reveal both prominent expected late-evening (LE) to early-morning (EM) maxima over oceans counterpart mid- late-afternoon (MLA) continents. Moreover, not generally recognized, widespread secondary maxima, which mirror their regime’s behavior, occurring That is, many ocean regions exhibit clear...

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