{"id":805,"date":"2008-08-03T15:00:46","date_gmt":"2008-08-03T15:00:46","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=805"},"modified":"2008-08-21T19:02:49","modified_gmt":"2008-08-21T19:02:49","slug":"convective-heat-burst-in-south-dakota","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/805","title":{"rendered":"Convective Heat Burst in South Dakota"},"content":{"rendered":"<div style=\"width: 490px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2008\/08\/080803_g12_ir_1_anim.gif\"><img loading=\"lazy\" decoding=\"async\" title=\"AWIPS images of GOES-12 10.7 \u00c2\u00b5m IR channel (Animated GIF)\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2008\/08\/080803_g12_ir_1_anim.gif\" alt=\"AWIPS images of GOES-12 10.7 \u00c2\u00b5m IR channel (Animated GIF)\" width=\"480\" height=\"452\" \/><\/a><p class=\"wp-caption-text\">AWIPS images of GOES-12 10.7 \u00c2\u00b5m IR channel (Animated GIF)<\/p><\/div>\n<p>AWIPS images of the GOES-12 10.7 \u00c2\u00b5m IR channel <em><strong>(above)<\/strong><\/em> showed a cluster of strong thunderstorms moving eastward across parts of Nebraska and South Dakota on <a title=\"03 August 2008 daily weather map\" href=\"http:\/\/www.hpc.ncep.noaa.gov\/dailywxmap\/index_20080803.html\" target=\"_blank\"><strong>03 August 2008<\/strong><\/a> &#8212; at one point these storms exhibited an &#8220;enhanced-v&#8221; signature on the IR imagery around 02:32 UTC over north-central Nebraska. As the cluster of storms began to dissipate and collapse, a <a title=\"convective heat burst (NWS Sioux Falls)\" href=\"http:\/\/www.crh.noaa.gov\/news\/display_cmsstory.php?wfo=fsd&amp;storyid=17106&amp;source=2\" target=\"_blank\"><strong>convective heat burst<\/strong><\/a> was observed at Sioux Falls in southeastern South Dakota around 09:15-09:45 UTC <em>(04:15-04:45 am local time)<\/em>. The surface temperature abruptly rose from 74\u00c2\u00ba F to 101\u00c2\u00ba F, with wind gusts of 50-60 mph.<\/p>\n<div style=\"width: 489px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2008\/08\/080803_g12_g13_ir4_anim.gif\"><img loading=\"lazy\" decoding=\"async\" title=\"GOES-12 and GOES-13 10.7 \u00c2\u00b5m IR images (Animated GIF)\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2008\/08\/080803_g12_g13_ir4_anim.gif\" alt=\"GOES-12 + GOES-13 IR images (Animated GIF)\" width=\"479\" height=\"359\" \/><\/a><p class=\"wp-caption-text\">GOES-12 and GOES-13 10.7 \u00c2\u00b5m IR images (Animated GIF)<\/p><\/div>\n<p>A comparison of GOES-12 and GOES-13 10.7 \u00c2\u00b5m IR channel images <em><strong>(above)<\/strong><\/em> showed a closer view of the dissipating convection <em>(GOES-13 had just been taken out of on-orbit storage for a period of operational testing)<\/em>. Note the rapidly warming cloud top temperatures as the convection approached Sioux Falls &#8212; the coldest cloud top IR brightness temperatures warmed from -68\/-69\u00c2\u00ba C at 05:02 UTC to -42\/-43\u00c2\u00ba C at 09:45 UTC <em><strong>(below)<\/strong><\/em>.<\/p>\n<div style=\"width: 490px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2008\/08\/080803_GOES_BTT.PNG\"><img loading=\"lazy\" decoding=\"async\" title=\"GOES-12 and GOES-13 IR brightness temperature plot\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2008\/08\/080803_GOES_BTT.PNG\" alt=\"GOES-12 and GOES-13 IR brightness temperature plot\" width=\"480\" height=\"360\" \/><\/a><p class=\"wp-caption-text\">GOES-12 and GOES-13 IR brightness temperature plot<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>AWIPS images of the GOES-12 10.7 \u00c2\u00b5m IR channel (above) showed a cluster of strong thunderstorms moving eastward across parts of Nebraska and South Dakota on 03 August 2008 &#8212; at one point these storms exhibited an &#8220;enhanced-v&#8221; signature on the IR imagery around 02:32 UTC over north-central Nebraska. As the cluster of storms began [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19,11,3],"tags":[],"class_list":["post-805","post","type-post","status-publish","format-standard","hentry","category-goes-12","category-goes-13","category-severe-convection"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/805","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=805"}],"version-history":[{"count":4,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/805\/revisions"}],"predecessor-version":[{"id":808,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/805\/revisions\/808"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}