{"id":631,"date":"2010-11-17T14:47:40","date_gmt":"2010-11-17T14:47:40","guid":{"rendered":"http:\/\/barbadossite.wordpress.com\/?p=631"},"modified":"2010-11-17T14:47:40","modified_gmt":"2010-11-17T14:47:40","slug":"aerosol-wash-out-due-to-rainfall","status":"publish","type":"post","link":"https:\/\/barbados.mpimet.mpg.de\/?p=631","title":{"rendered":"Aerosol wash-out due to rainfall"},"content":{"rendered":"<p>Yesterday the afternoon was cloudy and rain showers occurred upwind of the site after 4 PM (20 UTC), with a few of them passing over the site as seen by the cloud radar. These clouds had tops near 2-3 km. The lidar images have shown that this rainfall caused a wash-out of aerosol in air masses passing over the site during the hours after that.<\/p>\n<p>After 20 UTC (note the vertical black line indicating that the lidar shut down because of a rain event) the attenuated backscatter at 1064 nm as well as the particle backscatter at 532 nm show much weaker signals\/returns between 1 km and the surface, indicating lower aerosol concentrations there (below cloud base).<\/p>\n<p>I have seen the same a few days back, on the 12th of November near 15 UTC (the image is included in a previous post).<\/p>\n<p><a href=\"https:\/\/barbados.mpimet.mpg.de\/wordpress\/wp-content\/uploads\/2010\/11\/aerosolwashout.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-632\" title=\"aerosolwashout\" src=\"https:\/\/barbados.mpimet.mpg.de\/wordpress\/wp-content\/uploads\/2010\/11\/aerosolwashout.jpg?w=300\" alt=\"\" width=\"300\" height=\"264\" srcset=\"https:\/\/barbados.mpimet.mpg.de\/wordpress\/wp-content\/uploads\/2010\/11\/aerosolwashout.jpg 1153w, https:\/\/barbados.mpimet.mpg.de\/wordpress\/wp-content\/uploads\/2010\/11\/aerosolwashout-300x264.jpg 300w, https:\/\/barbados.mpimet.mpg.de\/wordpress\/wp-content\/uploads\/2010\/11\/aerosolwashout-1024x903.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><a href=\"https:\/\/barbados.mpimet.mpg.de\/wordpress\/wp-content\/uploads\/2010\/11\/aerosolwashout2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-633\" title=\"aerosolwashout2\" src=\"https:\/\/barbados.mpimet.mpg.de\/wordpress\/wp-content\/uploads\/2010\/11\/aerosolwashout2.png?w=300\" alt=\"\" width=\"300\" height=\"260\" srcset=\"https:\/\/barbados.mpimet.mpg.de\/wordpress\/wp-content\/uploads\/2010\/11\/aerosolwashout2.png 1186w, https:\/\/barbados.mpimet.mpg.de\/wordpress\/wp-content\/uploads\/2010\/11\/aerosolwashout2-300x260.png 300w, https:\/\/barbados.mpimet.mpg.de\/wordpress\/wp-content\/uploads\/2010\/11\/aerosolwashout2-1024x889.png 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Yesterday the afternoon was cloudy and rain showers occurred upwind of the site after 4 PM (20 UTC), with a few of them passing over the site as seen by the cloud radar. These clouds had tops near 2-3 km. The lidar images have shown that this rainfall caused a <span class=\"excerpt-dots\">&hellip;<\/span> <a class=\"more-link\" href=\"https:\/\/barbados.mpimet.mpg.de\/?p=631\"><span class=\"more-msg\">Continue reading &rarr;<\/span><\/a><\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-631","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/barbados.mpimet.mpg.de\/index.php?rest_route=\/wp\/v2\/posts\/631","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/barbados.mpimet.mpg.de\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/barbados.mpimet.mpg.de\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/barbados.mpimet.mpg.de\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/barbados.mpimet.mpg.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=631"}],"version-history":[{"count":0,"href":"https:\/\/barbados.mpimet.mpg.de\/index.php?rest_route=\/wp\/v2\/posts\/631\/revisions"}],"wp:attachment":[{"href":"https:\/\/barbados.mpimet.mpg.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=631"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/barbados.mpimet.mpg.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=631"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/barbados.mpimet.mpg.de\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=631"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}