{"id":20096,"date":"2015-11-20T23:59:59","date_gmt":"2015-11-20T23:59:59","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=20096"},"modified":"2015-12-24T03:59:01","modified_gmt":"2015-12-24T03:59:01","slug":"typhoon-in-fa","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/20096","title":{"rendered":"Typhoon In-fa"},"content":{"rendered":"

\"MTSAT-2<\/a>

MTSAT-2 Infrared (10.8 \u00b5m) image with the track of In-fa [click to enlarge]<\/p><\/div>Tropical Depression In-fa (27W) formed well south of the Marshall Islands in the West Pacific Ocean on 17 November 2015, and proceeded to track northwestward to a position south of Guam on 20 November (above)<\/strong><\/em>. Following a brief decrease in intensity on 18 September, In-fa began another period of intensification during the 19-20 September period. Rapid-scan (2.5-minute interval) Himawari-8 Visible (0.64 \u00b5m) images (below; also available as a large 73 Mbyte animated gif<\/a>)<\/strong><\/em> showed a series of eyewall convective bursts and the occasional appearance of a recognizable eye. (Note: the ABI<\/strong><\/a> instrument on the upcoming GOES-R<\/a> <\/strong>satellite will also have a rapid-scan capability, but at 1-minute or even 30-second intervals)<\/p>\n

\"Himawari-8<\/a>

Himawari-8 Visible (0.64 um) images [click to play MP4 animation]<\/p><\/div>A longer animation spanning the entire 19-20 September period (below; also available as a large 120 Mbyte animated gif<\/a>)<\/strong><\/em> revealed an improving trend in the overall satellite presentation of In-fa, with the eye becoming well defined by the end of the animation as the tropical cyclone reached Category 3 intensity.\u00a0 In fact, this became the the 15th Category 3 or stronger typhoon in the Northwest Pacific basin in 2015 – the most on record in any tropical cyclone season by the date of 20 November.<\/p>\n

\"Himawari-8<\/a>

Himawari-8 Infrared (10.4 um) images [click to play MP4 animation]<\/p><\/div>A comparison of Suomi NPP VIIRS Infrared (11.45 \u00b5m) and Day\/Night Band (0.7 \u00b5m) images at 1547 UTC (below<\/strong>; courtesy of William Straka, SSEC)<\/em> showed the coldest cloud-top IR brightness temperatures in the southern hemisphere of the eyewall, along with the nighttime glow of lights from the island of Guam.<\/p>\n

\"Suomi<\/a>

Suomi NPP VIIRS Infrared (11.45 um) and Day\/Night Band (0.7 um) images [click to enlarge]<\/p><\/div>A well-defined eye was evident in MTSAT-2 Infrared (10.8 \u00b5m) and DMSP SSMIS Microwave (85 GHz) images around 2230 UTC on 20 September (below)<\/strong><\/em>.<\/p>\n

\"DMSP-19<\/a>

DMSP-19 SSMIS microwave (85 GHz) and MTSAT Infrared (10.8 um) images [click to enlarge]<\/p><\/div>Mesovortices within the eye were seen in rapid-scan Himawari-8 Visible (0.64 \u00b5m) images beginning late in the day on 20 November as In-fa intensified to a Category 4 typhoon. (below;\u00a0 also available as a large 50 Mbyte animated GIF<\/a>)<\/strong><\/em>.<\/p>\n

\"Himawari-8<\/a>

Himawari-8 Visible (0.64 \u00b5m) images [click to play MP4 animation]<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

Tropical Depression In-fa (27W) formed well south of the Marshall Islands in the West Pacific Ocean on 17 November 2015, and proceeded to track northwestward to a position south of Guam on 20 November (above). Following a brief decrease in intensity on 18 September, In-fa began another period of intensification during the 19-20 September period. […]<\/p>\n","protected":false},"author":18,"featured_media":20101,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[56,62,20,49,2,48],"tags":[],"class_list":["post-20096","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dmsp","category-himawari-8","category-mtsat","category-suomi_npp","category-tropical-cyclones","category-viirs"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/20096","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=20096"}],"version-history":[{"count":14,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/20096\/revisions"}],"predecessor-version":[{"id":20298,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/20096\/revisions\/20298"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/20101"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=20096"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=20096"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=20096"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}