{"id":18696,"date":"2015-06-04T18:12:38","date_gmt":"2015-06-04T18:12:38","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=18696"},"modified":"2015-06-26T21:23:58","modified_gmt":"2015-06-26T21:23:58","slug":"why-1-minute-data-matters","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/18696","title":{"rendered":"Why 1-minute data matters:  Orphan Anvils"},"content":{"rendered":"<div style=\"width: 490px\" class=\"wp-caption aligncenter\"><a class=\"thumbnail\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/06\/GOES14_ORPHANANNOTATE_2014_stepanim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/06\/GOES14_ORPHANANNOTATE_2014_46.GIF\" alt=\"GOES-14 Visible (0.6263 \u00b5m) Imagery, 11 May 2014.  An orphan anvil is indicated (click to play animation)\" width=\"480\" height=\"402\" \/><\/a><p class=\"wp-caption-text\"><strong>GOES-14 Visible (0.6263 \u00b5m) Imagery, 11 May 2014. An orphan anvil is indicated<\/strong> (click to play animation)<\/p><\/div>\n<p>&#8216;Orphan anvils&#8217; typically will develop before and just as a cap that prevents convective development breaks down. They can therefore be a precursor to strong thunderstorm development. The animation above shows an orphan anvil just before strong convection (<a href=\"http:\/\/www.spc.noaa.gov\/climo\/reports\/140511_rpts.html\">Storm Reports<\/a>) develops over south-central Nebraska. The anvil development is obvious in the 1-minute animation, above. (Click <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/06\/GOES14_ORPHAN_2014_anim.gif\">here<\/a> for an un-annotated, smooth animation). This anvil was mentioned in the <a href=\"http:\/\/www.spc.noaa.gov\">SPC<\/a> <a href=\"http:\/\/www.spc.noaa.gov\/products\/outlook\/archive\/2014\/day1otlk_20140511_2000.html\">Day-1 Convective Outlook updated at 2000 UTC<\/a> (the 1-minute imagery is called 1km in that outlook).<\/p>\n<p>The animation below compares 1-minute (top), 5-minute (middle) and present 15-minute GOES (bottom) time-steps over northwest Kansas on June 4 2015. It is a straightforward matter to notice the orphan anvils in the 1-minute imagery; it is far more challenging when using the 5-minute time-step and it&#8217;s nearly impossible with present-day 15-minute GOES time-steps. In this case, the cap was not broken. (Hat tips to Bill Line, SPC and Chad Gravelle, OPG, for these cases; Click <a href=\"https:\/\/satelliteliaisonblog.wordpress.com\/2015\/02\/09\/evaluating-the-value-of-1-minute-satellite-imagery-at-the-nws-operations-proving-ground\/\">here<\/a> for additional comments and <a href=\"http:\/\/cimss.ssec.wisc.edu\/goes\/srsor2015\/GOES-14_SRSOR.html\">here<\/a> for additional information on SRSO-R Operations).<\/p>\n<div style=\"width: 490px\" class=\"wp-caption aligncenter\"><a class=\"thumbnail\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/06\/GOES14_3PAN_1MIN_5MIN_STDanim4June2015.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/06\/GOES14_3PAN_1MIN_5MIN_STD_1.GIF\" alt=\"GOES-14 Visible (0.6263 \u00b5m) Imagery, 4 June 2015, with 1-minute time-steps (top), 5-minute time-steps (middle) and routine 15-minute GOES time-steps (bottom) (click to play animation)\" width=\"480\" height=\"402\" \/><\/a><p class=\"wp-caption-text\"><strong>GOES-14 Visible (0.6263 \u00b5m) Imagery, 4 June 2015, with 1-minute time-steps (top), 5-minute time-steps (middle) and routine 15-minute GOES time-steps (bottom)<\/strong> (click to play animation)<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>&#8216;Orphan anvils&#8217; typically will develop before and just as a cap that prevents convective development breaks down. They can therefore be a precursor to strong thunderstorm development. The animation above shows an orphan anvil just before strong convection (Storm Reports) develops over south-central Nebraska. The anvil development is obvious in the 1-minute animation, above. (Click [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":18702,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[40,3,39],"tags":[],"class_list":["post-18696","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goes-14","category-severe-convection","category-training"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/18696","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\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/comments?post=18696"}],"version-history":[{"count":15,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/18696\/revisions"}],"predecessor-version":[{"id":18714,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/18696\/revisions\/18714"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/18702"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=18696"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=18696"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=18696"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}