{"id":38743,"date":"2020-10-25T22:59:05","date_gmt":"2020-10-25T22:59:05","guid":{"rendered":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=38743"},"modified":"2020-10-27T14:32:17","modified_gmt":"2020-10-27T14:32:17","slug":"tropical-storm-zeta-n-the-caribbean-sea","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/38743","title":{"rendered":"Tropical Storm Zeta in the Caribbean Sea"},"content":{"rendered":"<p><div style=\"width: 653px\" class=\"wp-caption aligncenter\"><a class=\"thumbnail\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/201025_goes16_infrared_visible_TS_Zeta_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/zeta_ir-20201025_220027.png\" alt=\"GOES-16 \u201cClean\u201d Infrared Window (10.35 \u00b5m) images (with and without an overlay of GLM Flash Extent Density) and \u201cRed\u201d Visible (0.64 \u00b5m) images [click to play animation | MP4]\" width=\"643\" height=\"300\" \/><\/a><p class=\"wp-caption-text\">GOES-16 \u201cClean\u201d Infrared Window <em>(10.35 \u00b5m)<\/em>\u00a0and \u201cRed\u201d Visible<em> (0.64 \u00b5m)<\/em> images [click to play animation | <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/201025_goes16_infrared_visible_TS_Zeta_anim.mp4\"><strong>MP4<\/strong><\/a>]<\/p><\/div>1-minute\u00a0<a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/23225\"><strong>Mesoscale Domain Sector<\/strong><\/a>\u00a0GOES-16\u00a0<em>(GOES-East)<\/em>\u00a0\u201cClean\u201d Infrared Window (<a href=\"http:\/\/cimss.ssec.wisc.edu\/goes\/OCLOFactSheetPDFs\/ABIQuickGuide_Band13.pdf\"><strong>10.35 \u00b5m<\/strong><\/a>) and \u201cRed\u201d Visible (<a href=\"http:\/\/cimss.ssec.wisc.edu\/goes\/OCLOFactSheetPDFs\/ABIQuickGuide_Band02.pdf\"><strong>0.64 \u00b5m<\/strong><\/a>) images<em><strong>\u00a0(above)<\/strong><\/em> showed <a href=\"https:\/\/www.nhc.noaa.gov\/archive\/2020\/ZETA.shtml?\"><strong>Tropical Storm Zeta<\/strong><\/a> in the northwest Caribbean Sea on 25 October 2020. While it remained somewhat disorganized, Zeta slowly intensified from 35 knots to 45 knots during that time period. The coldest cloud-top infrared brightness temperature observed was -94.4\u00baC.<\/p>\n<p>GOES-16 Infrared images with an overlay of <a href=\"https:\/\/www.goes-r.gov\/spacesegment\/glm.html\"><strong>GLM<\/strong><\/a>\u00a0<a href=\"https:\/\/vlab.ncep.noaa.gov\/web\/geostationary-lightning-mapper\/overview\/-\/asset_publisher\/hNLfUix1macb\/blog\/operational-utility-of-glm-flash-extent-density-on-june-1\"><strong>Flash Extent Density<\/strong><\/a><em><strong> (below)<\/strong><\/em> did reveal intermittent lightning activity with some of the more persistent areas of deep convection south of the analyzed storm center.<\/p>\n<p><div style=\"width: 655px\" class=\"wp-caption aligncenter\"><a class=\"thumbnail\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/201025_goes16_infrared_glmFlashExtentDensity_TS_Zeta_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/zeta_glm-20201025_193324.png\" alt=\"GOES-16 \u201cClean\u201d Infrared Window (10.35 \u00b5m) images (with and without an overlay of GLM Flash Extent Density) images [click to play animation | MP4]\" width=\"645\" height=\"301\" \/><\/a><p class=\"wp-caption-text\">GOES-16 \u201cClean\u201d Infrared Window<em> (10.35 \u00b5m)<\/em> images, with an overlay of GLM Flash Extent Density [click to play animation | <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/201025_goes16_infrared_glmFlashExtentDensity_TS_Zeta_anim.mp4\"><strong>MP4<\/strong><\/a>]<\/p><\/div><center><\/p>\n<blockquote class=\"twitter-tweet\">\n<p dir=\"ltr\" lang=\"en\"><a href=\"https:\/\/twitter.com\/hashtag\/Zeta?src=hash&amp;ref_src=twsrc%5Etfw\">#Zeta<\/a> has formed in the NW Caribbean &#8211; the 27th named storm of the 2020 Atlantic <a href=\"https:\/\/twitter.com\/hashtag\/hurricane?src=hash&amp;ref_src=twsrc%5Etfw\">#hurricane<\/a> season to date and earliest forming 27th Atlantic named storm on record. Prior record for earliest Atlantic 27th named storm formation was November 29, 2005. <a href=\"https:\/\/t.co\/9ugeQDkvx5\">pic.twitter.com\/9ugeQDkvx5<\/a><\/p>\n<p>\u2014 Philip Klotzbach (@philklotzbach) <a href=\"https:\/\/twitter.com\/philklotzbach\/status\/1320251178244952066?ref_src=twsrc%5Etfw\">October 25, 2020<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p><\/center><\/p>\n<p style=\"text-align: center;\"><strong>===== 26 October Update =====<\/strong><\/p>\n<p><div style=\"width: 649px\" class=\"wp-caption aligncenter\"><a class=\"thumbnail\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/201026_goes16_infrared_glmFlashExtentDensity_visible_Hurricane_Zeta_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/zeta_ir-20201026_191027.png\" alt=\"GOES-16 \u201cClean\u201d Infrared Window (10.35 \u00b5m) images (with and without an overlay of GLM Flash Extent Density) and \u201cRed\u201d Visible (0.64 \u00b5m) images [click to play animation | MP4]\" width=\"639\" height=\"298\" \/><\/a><p class=\"wp-caption-text\">GOES-16 \u201cClean\u201d Infrared Window<em> (10.35 \u00b5m)<\/em> images (with and without an overlay of GLM Flash Extent Density) and \u201cRed\u201d Visible <em>(0.64 \u00b5m)<\/em> images [click to play animation | <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/201026_goes16_infrared_glmFlashExtentDensity_visible_Hurricane_Zeta_anim.mp4\"><strong>MP4<\/strong><\/a>]<\/p><\/div>Zeta was upgraded to a Hurricane as of <a href=\"https:\/\/www.nhc.noaa.gov\/archive\/2020\/al28\/al282020.update.10261909.shtml?\"><strong>1910 UTC<\/strong><\/a> as it approached the Yucatan Peninsula of Mexico on 26 October &#8212; 1-minute GOES-16 Infrared (with and without an overlay of GLM Flash Extent Density) and Visible images <em><strong>(above)<\/strong><\/em> showed the period of transition from Tropical Storm to Hurricane. The coldest cloud-top infrared brightness temperature was -95.4\u00baC near the storm center.<\/p>\n<p><div style=\"width: 650px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/201026_seaSurfaceTemperature_oceanHeatContent_Hurricane_Zeta_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/201026_seaSurfaceTemperature_oceanHeatContent_Hurricane_Zeta_anim.gif\" alt=\"Sea Surface Temperature and Ocean Heat Content images [click to enlarge]\" width=\"640\" height=\"425\" \/><\/a><p class=\"wp-caption-text\">Sea Surface Temperature and Ocean Heat Content images [click to enlarge]<\/p><\/div>Sea Surface Temperature and Ocean Heat Content images from the <a href=\"http:\/\/tropic.ssec.wisc.edu\"><strong>CIMSS Tropical Cyclones<\/strong><\/a> site<em><strong> (above)<\/strong><\/em> showed that Zeta was moving over very warm water, and <a href=\"http:\/\/tropic.ssec.wisc.edu\/misc\/winds\/info.winds.shr.html\"><strong>deep-layer wind shear<\/strong><\/a> over the storm was very low<em><strong> (below)<\/strong> <\/em>&#8212; all factors which were favorable for tropical cyclone intensification.<\/p>\n<div style=\"width: 654px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/201026_infrared_22utc_shear_Zeta.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/10\/201026_infrared_22utc_shear_Zeta.gif\" alt=\"GOES-16 Longwave Infrared (11.2 \u00b5m) images, with contours of 22 UTC deep-layer wind shear [click to enlarge]\" width=\"644\" height=\"430\" \/><\/a><p class=\"wp-caption-text\">GOES-16 Longwave Infrared <em>(11.2 \u00b5m)<\/em> images, with contours of 22 UTC deep-layer wind shear [click to enlarge]<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>1-minute\u00a0Mesoscale Domain Sector\u00a0GOES-16\u00a0(GOES-East)\u00a0\u201cClean\u201d Infrared Window (10.35 \u00b5m) and \u201cRed\u201d Visible (0.64 \u00b5m) images\u00a0(above) showed Tropical Storm Zeta in the northwest Caribbean Sea on 25 October 2020. While it remained somewhat disorganized, Zeta slowly intensified from 35 knots to 45 knots during that time period. The coldest cloud-top infrared brightness temperature observed was -94.4\u00baC. GOES-16 Infrared [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":38751,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[76,74,30,25,2],"tags":[],"class_list":["post-38743","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glm","category-goes-16","category-lightning","category-satellite-winds","category-tropical-cyclones"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/38743","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=38743"}],"version-history":[{"count":15,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/38743\/revisions"}],"predecessor-version":[{"id":38769,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/38743\/revisions\/38769"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/38751"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=38743"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=38743"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=38743"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}