{"id":37107,"date":"2020-06-07T06:46:47","date_gmt":"2020-06-07T06:46:47","guid":{"rendered":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=37107"},"modified":"2020-06-08T22:44:53","modified_gmt":"2020-06-08T22:44:53","slug":"derecho-in-south-dakota","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/37107","title":{"rendered":"Derecho in South Dakota"},"content":{"rendered":"<p><center><br \/>\n<div style=\"width: 625px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-37107-1\" width=\"625\" height=\"493\" loop preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G16ABIBand13-20200606_1901_to_20200607_0656anim.mp4?_=1\" \/><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G16ABIBand13-20200606_1901_to_20200607_0656anim.mp4\">https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G16ABIBand13-20200606_1901_to_20200607_0656anim.mp4<\/a><\/video><\/div><\/p>\n<p>GOES-16 ABI Band 13 (10.3 \u00b5m) infrared imagery, 1901 6 June 2020 &#8211; 0656 7 June 2020 (Click to play mp4 animation)<\/p>\n<p>&nbsp;<\/p>\n<p><\/center>Portions of the High Plains and intermountain states experienced a climatologically rare Derecho event oni 6-7 June 2020. (<a href=\"https:\/\/www.weather.gov\/unr\/2020-06-06\">Here <\/a>is a preliminary write-up on this event from the National Weather Service in Rapid City SD;\u00a0 the forecast office in Boulder discussed the event <a href=\"https:\/\/www.weather.gov\/bou\/June6th2020WindEvent\">here<\/a>.). The GOES-16 Clean window infrared (10.3 \u00b5m) animation, above, (Click <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G16ABIBand13-20200606_1901_to_20200607_0656anim.gif\">here <\/a>for the same animation as an animated gif) shows rapid development over western South Dakota late in the afternoon of 6 June. The swath of wind reports is shown in <a href=\"https:\/\/www.spc.noaa.gov\/climo\/reports\/200606_rpts.html\">this graphic<\/a> from the Storm Prediction Center.<\/p>\n<p>Several satellite-based thermodynamic estimates keyed in on South Dakota as a region where instability was noteworthy. The GOES-16 All-Sky Convective Available Potential Energy (available <a href=\"https:\/\/soundingval.ssec.wisc.edu\">here<\/a>), shown below from 2026 UTC on 6 June when values were greatest, for example, showed a persistent corridor of instability across South Dakota.<\/p>\n<div id=\"attachment_37115\" style=\"width: 635px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G16AllSkyCape_2026_06062000.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-37115\" class=\"wp-image-37115\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G16AllSkyCape_2026_06062000.png\" alt=\"\" width=\"625\" height=\"465\" srcset=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G16AllSkyCape_2026_06062000.png 900w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G16AllSkyCape_2026_06062000-300x223.png 300w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G16AllSkyCape_2026_06062000-768x572.png 768w\" sizes=\"auto, (max-width: 625px) 100vw, 625px\" \/><\/a><p id=\"caption-attachment-37115\" class=\"wp-caption-text\">GOES-16 &#8216;All-Sky&#8217; estimates of Convective Available Potential Energy, 2026 UTC on 6 June 2020 (Click to enlarge)<\/p><\/div>\n<p>NUCAPS estimates of 700-500 mb lapse rates, below (from <a href=\"https:\/\/weather.msfc.nasa.gov\/cgi-bin\/sportPublishData.pl?dataset=griddednucaps\">this site<\/a>), show pronounced instability upstream of South Dakota at 1945 UTC, when <a href=\"https:\/\/www.ssec.wisc.edu\/datacenter\/npp\/na2020_06_06_158_npp.gif\">Suomi-NPP overflew the region<\/a>. (Most of the soundings used to produce the lapse rate information were from successful infrared retrievals as shown in <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/20200606_1945_gridded_nucaps_snpp_web10_QUAL.png\">this graphic<\/a>).<\/p>\n<div id=\"attachment_37114\" style=\"width: 635px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/20200606_1945_gridded_nucaps_snpp_web15_LR700.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-37114\" class=\"wp-image-37114\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/20200606_1945_gridded_nucaps_snpp_web15_LR700.png\" alt=\"\" width=\"625\" height=\"311\" srcset=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/20200606_1945_gridded_nucaps_snpp_web15_LR700.png 1147w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/20200606_1945_gridded_nucaps_snpp_web15_LR700-300x149.png 300w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/20200606_1945_gridded_nucaps_snpp_web15_LR700-1024x509.png 1024w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/20200606_1945_gridded_nucaps_snpp_web15_LR700-768x382.png 768w\" sizes=\"auto, (max-width: 625px) 100vw, 625px\" \/><\/a><p id=\"caption-attachment-37114\" class=\"wp-caption-text\">700-500 mb Lapse Rates derived from Suomi NPP NUCAPS soundings, 1945 UTC on 6 June 2020 (Click to enlarge)<\/p><\/div>\n<p>Surface moisture had pooled over western South Dakota. That is shown in the plot below of surface dewpoints showing very unusual (for South Dakota) mid-60s dewpoints! Further evidence of the unusual moisture amounts over the high Plains (for early June) is in <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/RapidCitySounding_00_07June2020.png\">this sounding from Rapid City at 0000 UTC on 7 June<\/a> (<a href=\"http:\/\/weather.uwyo.edu\/cgi-bin\/sounding?region=naconf&amp;TYPE=GIF%3ASKEWT&amp;YEAR=2020&amp;MONTH=06&amp;FROM=0612&amp;TO=0700&amp;STNM=72662\">source<\/a>); Precipitable Water is at 1.2&#8243;! This value is unusual for the location and time of year, as shown <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/TPWbyDayAtRapidCity.png\">here<\/a> (<a href=\"https:\/\/www.spc.noaa.gov\/exper\/soundingclimo\/?statname=RAP\">Source<\/a>).<\/p>\n<div id=\"attachment_37119\" style=\"width: 635px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/SFCDEWS_21UTC_06062020.gif\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-37119\" class=\"wp-image-37119\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/SFCDEWS_21UTC_06062020.gif\" alt=\"\" width=\"625\" height=\"469\" \/><\/a><p id=\"caption-attachment-37119\" class=\"wp-caption-text\">Surface Dewpoints, 2100 UTC on 6 June 2020 over South Dakota and surrounding states (Click to enlarge)<\/p><\/div>\n<p>GOES-17 Full-Disk imagery (at 10-minute time-steps) captured an oblique view of the developing convection. (The &#8216;PACUS&#8217; sector with 5-minute imagery terminates in west-central South Dakota so is not used here; A GOES-17 Mesoscale sector was not in place for this event, although a GOES-16 one was).<\/p>\n<div id=\"attachment_37117\" style=\"width: 635px\" class=\"wp-caption aligncenter\"><a class=\"thumbnail\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G17_VIS_7JUNE2020_0000_to_0130anim.gif\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-37117\" class=\"wp-image-37117\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2020\/06\/G17_VIS_7JUNE2020_1.gif\" alt=\"\" width=\"625\" height=\"469\" \/><\/a><p id=\"caption-attachment-37117\" class=\"wp-caption-text\">GOES-17 Visible Imagery (0.64 \u00b5m) on 7 June 2020, 0000 &#8211; 0220 UTC (Click to animate)<\/p><\/div>\n<p>1-minute Mesoscale Domain Sector GOES-16 &#8220;Red&#8221; Visible images with time-matched plots of SPC Storm Reports are shown below.<\/p>\n<div style=\"width: 652px\" class=\"wp-caption aligncenter\"><a class=\"thumbnail\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/06\/200606_goes16_visible_spcStormReports_Rockies_Plains_derecho_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/06\/G16_VIS_ROCKIES_PLAINS_WINDS_06JUN2020_B2_2020159_004252_GOES-16_0001PANEL_FRAME00278.GIF\" alt=\"GOES-16 \u201cRed\u201d Visible (0.64 \u00b5m) images [click to play animation | MP4]\" width=\"642\" height=\"489\" \/><\/a><p class=\"wp-caption-text\">GOES-16 \u201cRed\u201d Visible <em>(0.64 \u00b5m)<\/em> images [click to play animation | <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/06\/200606_goes16_visible_spcStormReports_Rockies_Plains_derecho_anim.mp4\"><strong>MP4<\/strong><\/a>]<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>GOES-16 ABI Band 13 (10.3 \u00b5m) infrared imagery, 1901 6 June 2020 &#8211; 0656 7 June 2020 (Click to play mp4 animation) &nbsp; Portions of the High Plains and intermountain states experienced a climatologically rare Derecho event oni 6-7 June 2020. (Here is a preliminary write-up on this event from the National Weather Service in [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":37115,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[74,80,83,3,49],"tags":[],"class_list":["post-37107","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goes-16","category-goes-17","category-nucaps","category-severe-convection","category-suomi_npp"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/37107","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=37107"}],"version-history":[{"count":17,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/37107\/revisions"}],"predecessor-version":[{"id":37142,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/37107\/revisions\/37142"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/37115"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=37107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=37107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=37107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}