{"id":632,"date":"2008-03-29T23:59:19","date_gmt":"2008-03-29T23:59:19","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/632"},"modified":"2020-06-29T21:43:37","modified_gmt":"2020-06-29T21:43:37","slug":"actinae-in-the-north-pacific-ocean","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/632","title":{"rendered":"Actinae in the North Pacific Ocean"},"content":{"rendered":"<p><a title=\"AVHRR false color images (Animated GIF)\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2008\/03\/080329_avhrr_google_anim.gif\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" title=\"AVHRR false color images (Animated GIF)\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2008\/03\/080329_avhrr_google_anim.gif\" alt=\"AVHRR false color images (Animated GIF)\" width=\"480\" height=\"344\" align=\"middle\" \/><\/a><\/p>\n<p>AVHRR false color imagery <strong><em>(above; <\/em><\/strong><em>viewed using<\/em><strong><em> <a title=\"SSEC Google Earth imagery\" href=\"http:\/\/www.ssec.wisc.edu\/google-earth\/avhrr\/\" target=\"_blank\" rel=\"noopener noreferrer\">Google Earth<\/a>)<\/em><\/strong> and GOES-11 visible channel imagery <em><strong>(below)<\/strong><\/em> revealed a family of cyclonic vorticies\u00a0 propagating westward across the eastern North Pacific Ocean on <a title=\"29 March 2008 daily weather map\" href=\"http:\/\/www.wpc.ncep.noaa.gov\/dailywxmap\/index_20080329.html\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>29 March 2008<\/strong><\/a><em><strong>. <\/strong><\/em>The radially-banded cloud features that form such cloud swirls are known as <a title=\"actinae\" href=\"http:\/\/cimss.ssec.wisc.edu\/wxwise\/swirl\/actinae2.htm\" target=\"_blank\" rel=\"noopener noreferrer\"><strong><em>actinae<\/em><\/strong><\/a> or <a title=\"actinoform clouds\" href=\"https:\/\/photolib.noaa.gov\/Collections\/NOAA-In-Space\/Imagery\/Visible-Imagery\/emodule\/707\/eitem\/23039\" target=\"_blank\" rel=\"noopener noreferrer\"><strong><em>actinoform clouds<\/em><\/strong><\/a>, and they are seen occasionally in the marine stratocumulus cloud field over the Pacific Ocean &#8212; for example, other similar cases were observed in <a title=\"March 2007 CIMSS Satellite Blog entry\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/376\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>March 2007<\/strong><\/a> and <a title=\"June 1997 case\" href=\"http:\/\/cimss.ssec.wisc.edu\/goes\/misc\/970617.html\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>June 1997<\/strong><\/a><em>.<\/em> This type of cloud pattern was first observed on TIROS V imagery way back in <a title=\"August 1962 TIROS V image\" href=\"http:\/\/www.photolib.noaa.gov\/htmls\/spac0162.htm\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>August 1962<\/strong><\/a> and <a title=\"October 1962 TIROS-V image\" href=\"http:\/\/www.photolib.noaa.gov\/htmls\/spac0160.htm\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>October 1962<\/strong><\/a>.<\/p>\n<p><a title=\"GOES-11 visible images (Animated GIF)\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2008\/03\/080329_g11_vis_anim.gif\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" title=\"GOES-11 visible images (Animated GIF)\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2008\/03\/080329_g11_vis_anim.gif\" alt=\"GOES-11 visible images (Animated GIF)\" width=\"480\" height=\"360\" align=\"middle\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>AVHRR false color imagery (above; viewed using Google Earth) and GOES-11 visible channel imagery (below) revealed a family of cyclonic vorticies\u00a0 propagating westward across the eastern North Pacific Ocean on 29 March 2008. The radially-banded cloud features that form such cloud swirls are known as actinae or actinoform clouds, and they are seen occasionally in [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[22,10,18,32,8],"tags":[],"class_list":["post-632","post","type-post","status-publish","format-standard","hentry","category-avhrr","category-general-interpretation","category-goes-11","category-google-earth","category-marine-weather"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/632","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/users\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/comments?post=632"}],"version-history":[{"count":4,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/632\/revisions"}],"predecessor-version":[{"id":37370,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/632\/revisions\/37370"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=632"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=632"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=632"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}