{"id":33959,"date":"2019-08-08T18:59:43","date_gmt":"2019-08-08T18:59:43","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=33959"},"modified":"2019-08-14T01:25:20","modified_gmt":"2019-08-14T01:25:20","slug":"super-typhoon-lekima-in-the-west-pacific-ocean","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/33959","title":{"rendered":"Super Typhoon Lekima in the West Pacific Ocean"},"content":{"rendered":"

\"Himawari-8<\/a>

Himawari-8 “Red” Visible (0.64 \u00b5m, left)<\/em> and “Clean” Infrared Window (10.4 \u00b5m, right)<\/em> images [click to play animation | MP4<\/strong><\/a>]<\/p><\/div>JMA<\/strong><\/a> 2.5-minute rapid scan Himawari-8 “Red” Visible (0.64 \u00b5m) and “Clean” Infrared Window (10.4 \u00b5m) images (above)<\/strong> <\/em>showed the eye and eyewall region of Category 4 Super Typhoon Lekima on 07-08 August 2019. Features of interest included surface mesovortices within the eye, eyewall cloud-top gravity waves, and a quasi-stationary “cloud cliff” notch extending northwestward from the eye (infrared brightness temperature contours<\/strong><\/a>). This cloud cliff feature has been observed with other intense tropical cyclones (for example, Typhoon Neoguri<\/strong><\/a> in 2014).<\/p>\n

VIIRS True Color Red-Green-Blue (RGB) and Infrared Window (11.45 \u00b5m) images from Suomi NPP and NOAA-20 as viewed using RealEarth<\/strong><\/a> are shown below.<\/p>\n

\"VIIRS<\/a>

VIIRS True Color RGB and Infrared Window (11.45 \u00b5m)<\/em> images from Suomi NPP and NOAA-20 [click to enlarge]<\/p><\/div>The trochoidal motion (or wobble) of the eye of <\/span> Lekima became very pronounced as it crossed the Ryukyu Islands, as seen in an animation of 2.5-minute rapid scan Himawari-8\u00a0<\/span> Infrared images (below)<\/strong><\/em>. The center of the tropical cyclone moved between Miyakojima (ROMY<\/strong><\/a>) and Ishigakijima (ROIG<\/strong><\/a>), which reported wind gusts to 67 knots and 64 knots respectively.<\/span><\/p>\n

\"Himawari-8<\/a>

Himawari-8 “Clean” Infrared Window (10.4 \u00b5m)<\/em> images [click to play animation | MP4<\/strong><\/a>]<\/p><\/div>Himawari-8 Infrared images with contours and streamlines of deep-layer wind shear at 15 UTC from the CIMSS Tropical Cyclones<\/strong><\/a> site (below)<\/strong><\/em> indicated that Lekima was moving through an environment of very low shear, which was a factor aiding its intensification.<\/p>\n

\"Himawari-8<\/a>

Himawari-8 “Clean” Infrared Window (10.4 \u00b5m)<\/em> images, with contours and streamlines of deep-layer wind shear at 15 UTC [click to play animation]<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

JMA 2.5-minute rapid scan Himawari-8 “Red” Visible (0.64 \u00b5m) and “Clean” Infrared Window (10.4 \u00b5m) images (above) showed the eye and eyewall region of Category 4 Super Typhoon Lekima on 07-08 August 2019. Features of interest included surface mesovortices within the eye, eyewall cloud-top gravity waves, and a quasi-stationary “cloud cliff” notch extending northwestward from […]<\/p>\n","protected":false},"author":18,"featured_media":33962,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62,53,45,49,2,48],"tags":[],"class_list":["post-33959","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-himawari-8","category-real-earth","category-redgreenblue-rgb-images","category-suomi_npp","category-tropical-cyclones","category-viirs"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/33959","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=33959"}],"version-history":[{"count":8,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/33959\/revisions"}],"predecessor-version":[{"id":33998,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/33959\/revisions\/33998"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/33962"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=33959"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=33959"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=33959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}