{"id":40877,"date":"2021-05-08T23:59:35","date_gmt":"2021-05-08T23:59:35","guid":{"rendered":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=40877"},"modified":"2021-05-11T22:17:58","modified_gmt":"2021-05-11T22:17:58","slug":"tropical-invest-90e-becomes-tropical-storm-andres","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/40877","title":{"rendered":"Tropical Invest 90E becomes Tropical Storm Andres"},"content":{"rendered":"

\"GOES-17<\/a>

GOES-17 \u201cRed\u201d Visible (0.64 \u00b5m)<\/em> and “Clean” Infrared Window (10.35 \u00b5m)<\/em> images [click to play animation | MP4<\/strong><\/a>]<\/p><\/div>1-minute\u00a0Mesoscale Domain Sector<\/strong><\/a> GOES-17 (GOES-West)<\/em>\u00a0\u201cRed\u201d Visible (0.64 \u00b5m<\/strong><\/a>) images\u00a0(above)<\/strong><\/em> showed the convective banding associated with Tropical Invest 90E in the East Pacific Ocean on 08 May 2021. Invest 90E was centered along a northward bulge in the ITCZ<\/strong><\/a>\/Monsoon Trough (below)<\/strong><\/em>.<\/p>\n

\"\"<\/a>

GOES-17 “Clean” Infrared Window (10.35 \u00b5m)<\/em> image (Mesoscale Sector), with an overlay of the 12 UTC surface analysis [click to enlarge]<\/p><\/div>Invest 90E was located over water characterized by modest Ocean Heat Content and very warm Sea Surface Temperature values (below)<\/strong><\/em>, favorable factors for further intensification.<\/p>\n

\"Ocean<\/a>

Ocean Heat Content and Sea Surface Temperature [click to enlarge]<\/p><\/div>\n

===== 09 May Update =====<\/strong><\/p>\n

\"GOES-17<\/a>

GOES-17 \u201cRed\u201d Visible (0.64 \u00b5m)<\/em> and “Clean” Infrared Window (10.35 \u00b5m)<\/em> images [click to play animation | MP4<\/strong><\/a>]<\/p><\/div>1-minute GOES-17 Infrared and Visible images on 09 May (above)<\/strong><\/em> showed the period where Invest 90E intensified to a Tropical Depression (at 0900 UTC) and then to Tropical Storm Andres<\/strong><\/a> at 1500 UTC — the earliest calendar year tropical storm on record in the East Pacific basin. The convective overshooting tops occasionally exhibited infrared brightness temperatures of -90\u00baC or colder (yellow pixels embedded within dark purple regions).<\/em><\/p>\n

A GOES-17 Infrared \/ Water Vapor Difference product (reference<\/strong><\/a>) from the CIMSS Tropical Cyclones<\/strong><\/a> site (below)<\/strong><\/em> highlighted areas of deep convection where overshooting tops were likely penetrating the tropopause (yellow to red enhancement)<\/em>.<\/p>\n

\"GOES-17<\/a>

GOES-17 Infrared – Water Vapor Difference product [click to enlarge]<\/p><\/div>GOES-17 Infrared images, with an overlay of deep-layer wind shear<\/strong><\/a> (below)<\/strong><\/em> indicated that Andres was approaching an environment of moderate to high shear, which would limit intensification.<\/p>\n

\"GOES-17<\/a>

GOES-17 Infrared images, with an overlay of deep-layer wind shear [click to enlarge]<\/p><\/div>\n

===== 10 May Update =====<\/strong><\/p>\n

\"GOES-17<\/a>

GOES-17 \u201cRed\u201d Visible (0.64 \u00b5m)<\/em> and “Clean” Infrared Window (10.35 \u00b5m)<\/em> images [click to play animation | MP4<\/strong><\/a>]<\/p><\/div>On 10 May, 1-minute GOES-17 Infrared and Visible images (above)<\/strong><\/em> showed that after one final convective burst, the low-level center of Tropical Storm Andres <\/span>became exposed — and the storm was then downgraded to a Tropical Depression at 2100 UTC.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

1-minute\u00a0Mesoscale Domain Sector GOES-17 (GOES-West)\u00a0\u201cRed\u201d Visible (0.64 \u00b5m) images\u00a0(above) showed the convective banding associated with Tropical Invest 90E in the East Pacific Ocean on 08 May 2021. Invest 90E was centered along a northward bulge in the ITCZ\/Monsoon Trough (below). Invest 90E was located over water characterized by modest Ocean Heat Content and very warm […]<\/p>\n","protected":false},"author":18,"featured_media":40885,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[80,25,2],"tags":[],"class_list":["post-40877","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goes-17","category-satellite-winds","category-tropical-cyclones"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/40877","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=40877"}],"version-history":[{"count":11,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/40877\/revisions"}],"predecessor-version":[{"id":40894,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/40877\/revisions\/40894"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/40885"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=40877"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=40877"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=40877"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}