{"id":228,"date":"2021-06-21T09:39:28","date_gmt":"2021-06-21T13:39:28","guid":{"rendered":"https:\/\/codykirkpatrick.com\/blog\/?p=228"},"modified":"2021-06-21T09:42:58","modified_gmt":"2021-06-21T13:42:58","slug":"chicago-suburbs-tornado","status":"publish","type":"post","link":"https:\/\/codykirkpatrick.com\/blog\/chicago-suburbs-tornado\/","title":{"rendered":"Chicago Suburbs Tornado"},"content":{"rendered":"\n<p>A strong tornado struck areas west of Chicago on Sunday night, June 20.  A quick set of maps and data to remind myself about the event &amp; what to talk about when it comes up in class.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Where<\/h2>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"474\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">The general area where the tornado occurred is highlighted on this map, with other locales where there was rotation and\/or damage shown too. The southwest suburbs tornado could end up being the first strong tornado (EF-2+) in the metro counties since 2015 (Coal City). <a href=\"https:\/\/twitter.com\/hashtag\/ILwx?src=hash&amp;ref_src=twsrc%5Etfw\">#ILwx<\/a> <a href=\"https:\/\/twitter.com\/hashtag\/INwx?src=hash&amp;ref_src=twsrc%5Etfw\">#INwx<\/a> <a href=\"https:\/\/t.co\/FRyWobxh4j\">pic.twitter.com\/FRyWobxh4j<\/a><\/p>&mdash; NWS Chicago (@NWSChicago) <a href=\"https:\/\/twitter.com\/NWSChicago\/status\/1406935701803786248?ref_src=twsrc%5Etfw\">June 21, 2021<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Environment<\/h2>\n\n\n\n<p>The proximity sounding from KILX, with high CAPE, low LCL\/LFC, and a very large 0-2 km hodograph but unidirectional winds above.  All the convection-permitting models showed that this parameter space extended into N IL, to the convection itself (0-1 km SRH shown, but CAPE, other shear parameters, and therefore all the composite parameters demonstrated the same).<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"474\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Nearest proximity sounding to last night\u2019s Chicagoland QLCS tornado from KILX shows the types of environments out there last night <a href=\"https:\/\/t.co\/IGIZVyDxzz\">pic.twitter.com\/IGIZVyDxzz<\/a><\/p>&mdash; Steve Nesbitt (@70_dbz) <a href=\"https:\/\/twitter.com\/70_dbz\/status\/1406941583321223169?ref_src=twsrc%5Etfw\">June 21, 2021<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-gallery columns-1 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/codykirkpatrick.com\/blog\/wp-content\/uploads\/2021\/06\/srh01.us_mw-1.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1100\" height=\"850\" src=\"https:\/\/codykirkpatrick.com\/blog\/wp-content\/uploads\/2021\/06\/srh01.us_mw-1.png\" alt=\"\" data-id=\"231\" data-full-url=\"https:\/\/codykirkpatrick.com\/blog\/wp-content\/uploads\/2021\/06\/srh01.us_mw-1.png\" data-link=\"https:\/\/codykirkpatrick.com\/blog\/?attachment_id=231\" class=\"wp-image-231\" srcset=\"https:\/\/codykirkpatrick.com\/blog\/wp-content\/uploads\/2021\/06\/srh01.us_mw-1.png 1100w, https:\/\/codykirkpatrick.com\/blog\/wp-content\/uploads\/2021\/06\/srh01.us_mw-1-300x232.png 300w, https:\/\/codykirkpatrick.com\/blog\/wp-content\/uploads\/2021\/06\/srh01.us_mw-1-1024x791.png 1024w, https:\/\/codykirkpatrick.com\/blog\/wp-content\/uploads\/2021\/06\/srh01.us_mw-1-768x593.png 768w\" sizes=\"auto, (max-width: 1100px) 100vw, 1100px\" \/><\/a><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>The tornado occurred smack in the middle of the &#8220;enhanced&#8221; risk region.  (As of the time this post was written, the tornado report was not yet included in the SPC database &#8212; but it should appear eventually.)<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.spc.noaa.gov\/products\/outlook\/archive\/2021\/day1otlk_v_20210620_1630.gif\" alt=\"\" width=\"517\" height=\"352\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Storm<\/h2>\n\n\n\n<p>A very obvious debris signature just before 11:30 p.m. CDT.  At first, I thought it odd that the velocity couplet wasn&#8217;t gate-to-gate &#8212; as it usually appears &#8212; but at this distance the radar is sampling at only 700-800 feet off the ground.  That&#8217;s the tornado itself.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/twitter.com\/NOAABrauer\/status\/1406830551571603457\n<\/div><\/figure>\n\n\n\n<p>A combination of power flashes, lightning, and maybe a beacon on top of a distant tower:<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/twitter.com\/ddofinternet\/status\/1406830804261556230\n<\/div><\/figure>\n\n\n\n<p>The storm lofted debris to nearly 20,000 feet (at least one image showed possible lofting a few thousand feed higher).  Based on radar climatology, the strength of the rotational signature and height of the likely debris indicated a high probability of EF2 or EF3 damage.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"474\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">It&#39;s never good to have to do these analyses this late at night, but the tornado that hit Woodridge, IL and nearby suburbs of Chicago was likely a strong EF3 based on an impressive 18,000+ ft TDS and a 66 kt Vrot, both remarkable for a QLCS tornado! <a href=\"https:\/\/twitter.com\/hashtag\/ilwx?src=hash&amp;ref_src=twsrc%5Etfw\">#ilwx<\/a> <a href=\"https:\/\/t.co\/ICdv3V15y4\">pic.twitter.com\/ICdv3V15y4<\/a><\/p>&mdash; Sam Emmerson (@ou_sams) <a href=\"https:\/\/twitter.com\/ou_sams\/status\/1406832615643099136?ref_src=twsrc%5Etfw\">June 21, 2021<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Damage<\/h2>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"474\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">A Naperville home is completely leveled to the ground. The damage was done to over 100 homes. 5 people were taken to the hospital with one that is in critical condition. Amazingly, no deaths to report. <a href=\"https:\/\/twitter.com\/WGNMorningNews?ref_src=twsrc%5Etfw\">@WGNMorningNews<\/a> <a href=\"https:\/\/t.co\/3SjW4V2TXS\">pic.twitter.com\/3SjW4V2TXS<\/a><\/p>&mdash; Glenn Marshall (@GlennMarshallJr) <a href=\"https:\/\/twitter.com\/GlennMarshallJr\/status\/1406927716021161991?ref_src=twsrc%5Etfw\">June 21, 2021<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Earlier (different storm)<\/h2>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"474\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">940pm: updated view of wall cloud near DeKalb IL. <a href=\"https:\/\/twitter.com\/hashtag\/ilwx?src=hash&amp;ref_src=twsrc%5Etfw\">#ilwx<\/a> <a href=\"https:\/\/twitter.com\/NWSChicago?ref_src=twsrc%5Etfw\">@NWSChicago<\/a> <a href=\"https:\/\/t.co\/5U9nlupMFX\">pic.twitter.com\/5U9nlupMFX<\/a><\/p>&mdash; Bob Waszak (@nilwxreports) <a href=\"https:\/\/twitter.com\/nilwxreports\/status\/1406804684162088970?ref_src=twsrc%5Etfw\">June 21, 2021<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>A strong tornado struck areas west of Chicago on Sunday night, June 20. A quick set of maps and data to remind myself about the event &amp; what to talk about when it comes up in class. Where Environment The proximity sounding from KILX, with high CAPE, low LCL\/LFC, and a very large 0-2 km &hellip; <a href=\"https:\/\/codykirkpatrick.com\/blog\/chicago-suburbs-tornado\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Chicago Suburbs Tornado<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-228","post","type-post","status-publish","format-standard","hentry","category-weather"],"_links":{"self":[{"href":"https:\/\/codykirkpatrick.com\/blog\/wp-json\/wp\/v2\/posts\/228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/codykirkpatrick.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/codykirkpatrick.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/codykirkpatrick.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/codykirkpatrick.com\/blog\/wp-json\/wp\/v2\/comments?post=228"}],"version-history":[{"count":3,"href":"https:\/\/codykirkpatrick.com\/blog\/wp-json\/wp\/v2\/posts\/228\/revisions"}],"predecessor-version":[{"id":233,"href":"https:\/\/codykirkpatrick.com\/blog\/wp-json\/wp\/v2\/posts\/228\/revisions\/233"}],"wp:attachment":[{"href":"https:\/\/codykirkpatrick.com\/blog\/wp-json\/wp\/v2\/media?parent=228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/codykirkpatrick.com\/blog\/wp-json\/wp\/v2\/categories?post=228"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/codykirkpatrick.com\/blog\/wp-json\/wp\/v2\/tags?post=228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}