{"id":69420,"date":"2026-03-12T23:59:00","date_gmt":"2026-03-12T23:59:00","guid":{"rendered":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=69420"},"modified":"2026-03-13T21:14:26","modified_gmt":"2026-03-13T21:14:26","slug":"tehuano-gap-wind-event-5","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/69420","title":{"rendered":"Tehuano gap wind event"},"content":{"rendered":"<p><div style=\"width: 1502px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2026\/03\/260312_goes18_goes19_trueColorRGB_Tehuano.mp4\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2026\/03\/goeswest_abi_radf_true_color_night_s20260312125022_e20260313000021_f68.mp4_combined_horizontally_with_goeseast_abi_radf_true_color_night_s20260312125021_e20260313000021_f68.mp4_fr000034.png\" width=\"1492\" height=\"740\" \/><\/a><p class=\"wp-caption-text\">10-minute True Color RGB images from GOES-18 (left) and GOES-19 (right) [click to play MP4 animation]<\/p><\/div>As a strong arctic <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2026\/03\/260312_surface_analyses_Tehuano_anim.gif\"><strong>cold front<\/strong><\/a> moved southward across the Gulf of Mexico toward southern Mexico on 12 March 2026, the cold front fractured as it moved inland across Mexico\u2019s Isthmus of Tehuantepec \u2014 the cold air was then channeled southward through Chivela Pass and emerged as a Tehuano (or \u201c<a href=\"https:\/\/en.wikipedia.org\/wiki\/Tehuantepecer\"><strong>Tehuantepecer<\/strong><\/a>\u201c) gap wind that eventually fanned outward across the Gulf of Tehuantepec and the adjacent Pacific Ocean. 10-minute Full Disk scan GOES-18 <em>(GOES-West)<\/em>\u00a0and GOES-19 <em>(GOES-East)<\/em> True Color RGB images from the <a href=\"https:\/\/geosphere.ssec.wisc.edu\/#playing:true;coordinate:-177256,137866;zoom:1.4;num_frames:60;\"><strong>CSPP GeoSphere<\/strong><\/a> site <em><strong>(above)<\/strong><\/em> showed the hazy plume of dust that was being transported offshore by the Tehuano flow.<\/p>\n<p>A GCOM-W1 AMSR2 wind speed image <strong><em>(below)<\/em><\/strong> displayed the leading edge of the Tehuano winds (shades of green) as they began flowing southward across the Gulf of Tehuantepec.<\/p>\n<div style=\"width: 750px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2026\/03\/260312_1934utc_gcomW1_amsr2.png\" width=\"740\" height=\"650\" \/><p class=\"wp-caption-text\">GCOM-W1 AMSR2 wind speed image at 1934 UTC on 12 March<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>As a strong arctic cold front moved southward across the Gulf of Mexico toward southern Mexico on 12 March 2026, the cold front fractured as it moved inland across Mexico\u2019s Isthmus of Tehuantepec \u2014 the cold air was then channeled southward through Chivela Pass and emerged as a Tehuano (or \u201cTehuantepecer\u201c) gap wind that eventually [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":69426,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7,81,114,159],"tags":[],"class_list":["post-69420","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-air-quality","category-gcom-w1","category-goes-18","category-goes-19"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/69420","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=69420"}],"version-history":[{"count":8,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/69420\/revisions"}],"predecessor-version":[{"id":69433,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/69420\/revisions\/69433"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/69426"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=69420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=69420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=69420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}