{"id":42228,"date":"2021-08-27T17:34:38","date_gmt":"2021-08-27T17:34:38","guid":{"rendered":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=42228"},"modified":"2021-08-28T03:02:50","modified_gmt":"2021-08-28T03:02:50","slug":"ida-ascat-and-turbulence","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/42228","title":{"rendered":"Ida, Ascat and Turbulence"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/08\/G16Band02Band13ASCATZoom-20210827_1408toggle.gif\"><img loading=\"lazy\" decoding=\"async\" width=\"1296\" height=\"800\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/08\/G16Band02Band13ASCATZoom-20210827_1408toggle.gif\" alt=\"\" class=\"wp-image-42229\" \/><\/a><figcaption>GOES-16 Band 2 (0.64 \u00b5m), Band 13 (10.3 \u00b5m) and ASCAT winds, 1406 UTC on 27 August 2021 (Click to enlarge)<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">At 1400 UTC on 27 August, strengthening tropical storm Ida sat south of Cuba, near the Isle of Youth, and is shown above in both visible and infrared imagery;  brightness temperatures are as cold as -87 C in the image above.  Note also that the surface circulation is southeast of the coldest cloud tops, perhaps as a result of the shear (click <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/08\/850-200mbShear_1500UTC_27August2021.gif\">here<\/a>;  analysis from the <a href=\"http:\/\/tropic.ssec.wisc.edu\">CIMSS Tropical Website<\/a>) over the system. (Added:  <strong>Ida made landfall as a hurricane<\/strong> on the Isle of Youth at 1800 UTC).<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">12 hours of 1-minute Mesoscale Sector <a href=\"https:\/\/twitter.com\/hashtag\/GOES16?src=hash&amp;ref_src=twsrc%5Etfw\">#GOES16<\/a>\/<a href=\"https:\/\/twitter.com\/hashtag\/GOESeast?src=hash&amp;ref_src=twsrc%5Etfw\">#GOESeast<\/a> Infrared and Visible images of  <a href=\"https:\/\/twitter.com\/hashtag\/Ida?src=hash&amp;ref_src=twsrc%5Etfw\">#Ida<\/a> leading up to landfall as a hurricane on Cuba&#39;s Isle of Youth at 1800 UTC: <a href=\"https:\/\/t.co\/LN08GRSrme\">https:\/\/t.co\/LN08GRSrme<\/a> Coldest cloud-top infrared brightness temperatures were -90.4\u00baC at 1307\/1308 UTC. <a href=\"https:\/\/t.co\/xKaQ3yLXIb\">pic.twitter.com\/xKaQ3yLXIb<\/a><\/p>&mdash; Scott Bachmeier (@CIMSS_Satellite) <a href=\"https:\/\/twitter.com\/CIMSS_Satellite\/status\/1431373645637619712?ref_src=twsrc%5Etfw\">August 27, 2021<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<p class=\"wp-block-paragraph\">Perhaps not surprisingly, the convection in\/around the tropical cyclone is diagnosed by a Turbulence prediction product (developed using machine-learning incorporating water vapor imagery, GFS stability, and airline observations of EDR (eddy dissipation rate)) as a very likely region of turbulence.  This turbulence product is also available online <a href=\"http:\/\/cimss.ssec.wisc.edu\/turbulence\/\">here<\/a> (where turbulence observations are included) where it looks like <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/08\/probability_Mexico_20210827_1715UTC_29-41kft_no_edr.png\">this<\/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\/2021\/08\/G16ABIBand02Band13Turb-20210827_1408toggle.gif\"><img loading=\"lazy\" decoding=\"async\" width=\"1296\" height=\"800\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/08\/G16ABIBand02Band13Turb-20210827_1408toggle.gif\" alt=\"\" class=\"wp-image-42233\" \/><\/a><figcaption>GOES-16 Band 2 (0.64 \u00b5m), Band 13 (10.3 \u00b5m) and MOG Turbulence Probability, 1406 UTC on 27 August 2021 (Click to enlarge)<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">For more information on Hurricane Ida, including its potential threat to the central Gulf Coast late in the weekend, refer to the <a href=\"https:\/\/www.nhc.noaa.gov\/\">National Hurricane Center<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>At 1400 UTC on 27 August, strengthening tropical storm Ida sat south of Cuba, near the Isle of Youth, and is shown above in both visible and infrared imagery; brightness temperatures are as cold as -87 C in the image above. Note also that the surface circulation is southeast of the coldest cloud tops, perhaps [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":42229,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[74,47,25,2],"tags":[],"class_list":["post-42228","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goes-16","category-other-satellites","category-satellite-winds","category-tropical-cyclones"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/42228","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=42228"}],"version-history":[{"count":8,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/42228\/revisions"}],"predecessor-version":[{"id":42242,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/42228\/revisions\/42242"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/42229"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=42228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=42228"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=42228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}