{"id":64592,"date":"2025-05-05T17:14:50","date_gmt":"2025-05-05T17:14:50","guid":{"rendered":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=64592"},"modified":"2025-05-05T17:27:34","modified_gmt":"2025-05-05T17:27:34","slug":"cut-off-over-the-ohio-river-valley","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/64592","title":{"rendered":"Cut off over the Ohio River Valley"},"content":{"rendered":"\n<figure class=\"wp-block-video\"><video height=\"936\" style=\"aspect-ratio: 1382 \/ 936;\" width=\"1382\" controls loop src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/goeseast_abi_radc_true_color_night_s20250505130117_e20250505155117_f35.mp4\"><\/video><figcaption class=\"wp-element-caption\">GOES-East True Color animation, 1301-1551 UTC on 5 May 2025<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-video\"><video height=\"936\" style=\"aspect-ratio: 1382 \/ 936;\" width=\"1382\" controls loop src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/goeseast_abi_radc_true_color_night_s20250504130117_e20250504155117_f35.mp4\"><\/video><figcaption class=\"wp-element-caption\">GOES-East True-Color animation, 1301-1551 UTC on 4 May 2025<\/figcaption><\/figure>\n\n\n\n<p>GOES-19 True-Color animations on <a href=\"https:\/\/geosphere.ssec.wisc.edu\/#playing:true;coordinate:-839914,3866524;zoom:5;coverage:radc;product:%5B%7B%22n%22:%22true_color_night%22,%22a%22:1%7D%5D;map_borders:off;num_frames:35;colorbars:true;start_time:2025-05-05T13:01:17Z;timeframe:Start%20Time;\">5 May<\/a> and <a href=\"https:\/\/geosphere.ssec.wisc.edu\/#playing:true;coordinate:-839914,3866524;zoom:5;coverage:radc;product:%5B%7B%22n%22:%22true_color_night%22,%22a%22:1%7D%5D;map_borders:off;num_frames:35;colorbars:true;start_time:2025-05-04T13:01:17Z;timeframe:Start%20Time;\">4 May<\/a> 2025 (from the <a href=\"https:\/\/geosphere.ssec.wisc.edu\/#coordinate:0,0;coverage:radc;start_time:2025-04-22T23:00:20Z;timeframe:Start%20Time;\">CSPP Geosphere site<\/a>) show a circulation cut off from the main westerlies and slowly meandering across the Ohio River Valley. The system has become a bit more symmetric on the 5th as it separates more completely from the front along the east coast. A <a href=\"http:\/\/tropic.ssec.wisc.edu\/real-time\/mtpw2\/product.php?color_type=tpw_nrl_colors&amp;prod=conus&amp;timespan=24hrs&amp;anim=anigf\">MIMIC Total Precipitable Water<\/a> animation for the 24 hours ending 1600 UTC on 5 May, below, shows the system surrounded by relatively dry air.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/CONUSView_mimictpw_conus_1700UTC_4May_to_1600UTC_5May2025.gif\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"470\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/CONUSView_mimictpw_conus_1700UTC_4May_to_1600UTC_5May2025.gif\" alt=\"\" class=\"wp-image-64598\"\/><\/a><figcaption class=\"wp-element-caption\">MIMIC Total Precipitable Water estimates, 1700 UTC 4 May 2025 &#8211; 1600 UTC 5 May 2025 (click to enlarge)<\/figcaption><\/figure>\n\n\n\n<p>Advected Layer Precipitable Water (ALPW) fields, below, from ca. 0300 UTC 4 May 2025 and 1500 UTC 5 May 2025 (from <a href=\"https:\/\/cat.cira.colostate.edu\/sport\/layered\/advected\/LPW_alt.htm\">this site<\/a>) shows that the system is stacked in the vertical and moving very very slowly.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/Advect_V01_LPW_alt_0300UTC_4may_1500UTC_5May2025toggle.gif\"><img loading=\"lazy\" decoding=\"async\" width=\"2300\" height=\"1032\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/Advect_V01_LPW_alt_0300UTC_4may_1500UTC_5May2025toggle.gif\" alt=\"\" class=\"wp-image-64599\"\/><\/a><figcaption class=\"wp-element-caption\">Advected Layer Precipitable Water (ALPW) fields (sfc-850 mb, upper left; 850-700 mb, upper right; 700-500 mb, lower left; 500-300 mb, lower right) at 0200 UTC 4 May 2025 and 1400 UTC 5 May 2025<\/figcaption><\/figure>\n\n\n\n<p>Airmass RGB shows the system drifting across northern Kentucky in the 38 hours ending at 1400 UTC 5 May 2025.  It is spawning clouds and showers over a large portion of the eastern United States as the storm meanders, as shown in <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/NEXRADReflectivity_CutOffLow_5May2025.mp4\">this radar animation<\/a> from <a href=\"https:\/\/www.aos.wisc.edu\/weather\/wx_obs\/Nexrad.html\">here<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/GOES-19_ABI_RadC_airmass_20250504_0001_to_0505_1401anim.gif\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"840\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/GOES-19_ABI_RadC_airmass_20250504_0001_to_0505_1401anim.gif\" alt=\"\" class=\"wp-image-64602\"\/><\/a><figcaption class=\"wp-element-caption\">GOES-east airmass RGB, 0001 UTC 4 May 2025 &#8211; 1401 UTC 5 May 2025 (Click to enlarge)<\/figcaption><\/figure>\n\n\n\n<p>The animation below shows the evolution of the surface system from 2100 UTC 3 May through 1200 UTC 5 May 2025.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"748\" height=\"562\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/sfc0523_21_to_0525_12anim.gif\" alt=\"\" class=\"wp-image-64609\"\/><figcaption class=\"wp-element-caption\">Surface analyses, 2100 UTC 3 May 2025 &#8211; 1200 UTC 5 May 2025 (click to enlarge)<\/figcaption><\/figure>\n\n\n\n<p>500-mb heights on 5 May 2025 (below, at 0000 and 1200 UTC), clearly show the system over Kentucky.  A system over the southwestern United States is poised to kick the storm over the Ohio River valley to the east.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2025\/05\/z500_250505_00UTC_12UTC_toggle.gif\" alt=\"\" class=\"wp-image-64611\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>GOES-19 True-Color animations on 5 May and 4 May 2025 (from the CSPP Geosphere site) show a circulation cut off from the main westerlies and slowly meandering across the Ohio River Valley. The system has become a bit more symmetric on the 5th as it separates more completely from the front along the east coast. [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":64606,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[10,159,79,93],"tags":[],"class_list":["post-64592","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general-interpretation","category-goes-19","category-microwave","category-mirs"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/64592","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=64592"}],"version-history":[{"count":6,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/64592\/revisions"}],"predecessor-version":[{"id":64612,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/64592\/revisions\/64612"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/64606"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=64592"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=64592"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=64592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}