{"id":20300,"date":"2015-12-24T12:59:19","date_gmt":"2015-12-24T12:59:19","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=20300"},"modified":"2015-12-29T01:55:49","modified_gmt":"2015-12-29T01:55:49","slug":"widespread-severe-weather-outbreak","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/20300","title":{"rendered":"Widespread severe weather outbreak"},"content":{"rendered":"<p><div style=\"width: 489px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.spc.noaa.gov\/climo\/reports\/151223_rpts.html\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.spc.noaa.gov\/climo\/reports\/151223_rpts.gif\" alt=\"SPC preliminary storm reports [click map for complete listing]\" width=\"479\" height=\"336\" \/><\/a><p class=\"wp-caption-text\">SPC preliminary storm reports [click map for complete listing]<\/p><\/div>As shown above, a widespread outbreak of severe weather occurred on 23 December &#8211; 24 December 2015 (<a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/12\/151223-24_wpc_surface_analyses_anim.gif\"><strong>surface analysis maps<\/strong><\/a>), centered on the Mississippi Valley and Ohio Valley regions of the US. There were at least 14 fatalities in Mississippi, Tennessee, and Arkansas &#8212; and storm damage surveys (<a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/12\/151228_kmeg_pns_tornadoes.text\"><strong>NWS Memphis PNS<\/strong><\/a>) showed that there were two long-track tornadoes in the Mid-South region: one EF3-rated that was on the ground for 63 miles in northwestern Mississippi, and another EF4-rated that was on the ground for 75 miles from northern Mississippi to far southwestern Tennessee <strong><em>(below)<\/em><\/strong>.<\/p>\n<p><div style=\"width: 490px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/12\/151223_MS_TN_long_track_tornadoes.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/12\/151223_MS_TN_long_track_tornadoes.jpg\" alt=\"Preliminary tornado damage paths [click to enlarge]\" width=\"480\" height=\"318\" \/><\/a><p class=\"wp-caption-text\">Preliminary tornado damage paths [click to enlarge]<\/p><\/div>Daytime GOES-13 <em>(GOES-East)<\/em> Visible (0.63 \u00b5m, 1-km resolution) images on 23 December <em><strong>(below)<\/strong><\/em> showed the development of several lines of severe thunderstorms &#8212; some with <strong><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/12\/151223_1644utc_modis_visible_ir_anim.gif\">bowing segments<\/a><\/strong> earlier in the day &#8212; with many storms exhibiting signatures of well-defined <strong><a href=\"http:\/\/cimss.ssec.wisc.edu\/snaap\/convinit\/validation\/index.php?action=view_comparison&amp;date=20151223&amp;product=ots,spc&amp;region=east\">Overshooting Tops<\/a><\/strong> and having strong <a href=\"http:\/\/cimss.ssec.wisc.edu\/snaap\/convinit\/validation\/index.php?action=view_comparison&amp;date=20151223&amp;product=ctc,spc&amp;region=east&amp;display=side_by_side\"><strong>Cloud-Top Cooling rates<\/strong><\/a>.<\/p>\n<p><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\/12\/151223_goes13_visible_severe_outbreak_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/12\/960x1280_AGOES13_B1_GOES13_SVR_VIS_2015357_220700_0001PANEL.GIF\" alt=\"GOES-13 Visible (0.63 \u00b5m) images [click to play animation]\" width=\"480\" height=\"360\" \/><\/a><p class=\"wp-caption-text\">GOES-13 Visible (0.63 \u00b5m) images [click to play animation]<\/p><\/div>Longer animations of GOES-13 Infrared (10.7 \u00b5m, 4-km resolution) and Water Vapor (6.5 \u00b5m, 4-km resolution) images that extended into the nighttime hours of the severe weather outbreak are shown below.<\/p>\n<p><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\/12\/151223-24_goes13_ir_severe_outbreak_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/12\/960x1280_AGOES13_B4_GOES13_SVR_IR_2015357_221500_0001PANEL.GIF\" alt=\"GOES-13 Infrared (10.7 \u00b5m) images [click to play animation]\" width=\"480\" height=\"360\" \/><\/a><p class=\"wp-caption-text\">GOES-13 Infrared (10.7 \u00b5m) images [click to play animation]<\/p><\/div><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\/12\/151223-24_goes13_water_vapor_severe_outbreak_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/12\/960x1280_AGOES13_B3_GOES13_SVR_WV_2015357_221500_0001PANEL.GIF\" alt=\"GOES-13 Water Vapor (6.5 \u00b5m) images [click to play animation]\" width=\"480\" height=\"360\" \/><\/a><p class=\"wp-caption-text\">GOES-13 Water Vapor (6.5 \u00b5m) images [click to play animation]<\/p><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"<p>As shown above, a widespread outbreak of severe weather occurred on 23 December &#8211; 24 December 2015 (surface analysis maps), centered on the Mississippi Valley and Ohio Valley regions of the US. There were at least 14 fatalities in Mississippi, Tennessee, and Arkansas &#8212; and storm damage surveys (NWS Memphis PNS) showed that there were [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":20302,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[52,11,12,3],"tags":[],"class_list":["post-20300","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cloud-top-cooling","category-goes-13","category-modis","category-severe-convection"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/20300","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=20300"}],"version-history":[{"count":16,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/20300\/revisions"}],"predecessor-version":[{"id":20333,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/20300\/revisions\/20333"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/20302"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=20300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=20300"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=20300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}