{"id":37731,"date":"2020-07-25T23:59:55","date_gmt":"2020-07-25T23:59:55","guid":{"rendered":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=37731"},"modified":"2020-07-27T02:37:01","modified_gmt":"2020-07-27T02:37:01","slug":"hurricane-hanna-makes-landfall-in-texas","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/37731","title":{"rendered":"Hurricane Hanna makes landfall in Texas"},"content":{"rendered":"<p><div style=\"width: 653px\" class=\"wp-caption aligncenter\"><a class=\"thumbnail\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/07\/200725_goes16_visible_infrared_Hurricane_Hanna_TX_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/07\/han_ir-20200725_220031.png\" alt=\"GOES-16 \u201cRed\u201d Visible (0.64 \u00b5m) and \u201cClean\u201d Infrared Window (10.35 \u00b5m) images [click to play animation | MP4]\" width=\"643\" height=\"300\" \/><\/a><p class=\"wp-caption-text\">GOES-16 \u201cRed\u201d Visible<em> (0.64 \u00b5m)<\/em> and \u201cClean\u201d Infrared Window <em>(10.35 \u00b5m)<\/em> images [click to play animation | <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/07\/200725_goes16_visible_infrared_Hurricane_Hanna_TX_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\u201cRed\u201d Visible (<a href=\"http:\/\/cimss.ssec.wisc.edu\/goes\/OCLOFactSheetPDFs\/ABIQuickGuide_Band02.pdf\"><strong>0.64 \u00b5m<\/strong><\/a>) and \u201cClean\u201d Infrared Window (<a href=\"http:\/\/cimss.ssec.wisc.edu\/goes\/OCLOFactSheetPDFs\/ABIQuickGuide_Band13.pdf\"><strong>10.35 \u00b5m<\/strong><\/a>) images <em><strong>(above)<\/strong><\/em> showed Category 1 <a href=\"https:\/\/www.nhc.noaa.gov\/archive\/2020\/HANNA.shtml?\"><strong>Hurricane Hanna<\/strong><\/a> making landfall along the South Coast of Texas <a href=\"https:\/\/www.nhc.noaa.gov\/archive\/2020\/al08\/al082020.update.07252156.shtml?\"><strong>at 2200 UTC<\/strong><\/a> on 25 July 2020. The coldest cloud-top infrared brightness temperature was -88.6\u00baC at 1633 UTC. Winds gusted to <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/07\/200725_buoy42020.png\"><strong>76 mph at Buoy 42020<\/strong><\/a>, and at 18 UTC a ship about 30 miles off the Texas coast <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/07\/200725_1800utc_goes16_infrared_WLIU_ship_report.png\"><strong>reported blowing spray<\/strong><\/a>.<\/p>\n<p>GOES-16 <a href=\"https:\/\/www.goes-r.gov\/spacesegment\/glm.html\"><strong>GLM<\/strong><\/a> <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><span class=\"css-901oao css-16my406 r-1qd0xha r-ad9z0x r-bcqeeo r-qvutc0\">\u00a0<em><strong>(below)<\/strong><\/em> showed little to no lightning <\/span><span class=\"css-901oao css-16my406 r-1qd0xha r-ad9z0x r-bcqeeo r-qvutc0\"> activity within the immediate eyewall region of Hurricane Hanna<\/span><span class=\"css-901oao css-16my406 r-1qd0xha r-ad9z0x r-bcqeeo r-qvutc0\"> during the 9 hours leading up to landfall; however, lighting did increase somewhat after the 22 UTC landfall.<\/span><\/p>\n<p><div style=\"width: 651px\" class=\"wp-caption aligncenter\"><a class=\"thumbnail\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/07\/200725_goes16_infrared_glmFlashExtentDensity_Hurricane_Hanna_TX_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/07\/han_glm-20200725_220031.png\" alt=\"GOES-16 \u201cClean\u201d Infrared Window (10.35 \u00b5m) images, with an overlay of GLM Flash Extent Density [click to play animation | MP4]\" width=\"641\" height=\"299\" \/><\/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\/07\/200725_goes16_infrared_glmFlashExtentDensity_Hurricane_Hanna_TX_anim.mp4\"><strong>MP4<\/strong><\/a>]<\/p><\/div>A comparison of time-matched Infrared images from Suomi NPP and GOES-16 ABI <em><strong>(below)<\/strong><\/em> showed the effect of parallax displacement, even at the relatively low latitudes of South Texas. The coldest cloud-top infrared brightness temperature on the VIIRS image was -86\u00baC, compared to -81\u00baC on the ABI image (the same color enhancement is applied to both images).<\/p>\n<div style=\"width: 653px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/07\/200725_1923utc_suomiNPP_1926utc_goes16_infrared_Hurricane_Hanna_anim.gif\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2020\/07\/200725_1923utc_suomiNPP_1926utc_goes16_infrared_Hurricane_Hanna_anim.gif\" alt=\"Infrared images from Suomi NPP and GOES-16 ABI [click to enlarge]\" width=\"643\" height=\"300\" \/><\/a><p class=\"wp-caption-text\">Infrared images from Suomi NPP and GOES-16 ABI [click to enlarge]<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>1-minute\u00a0Mesoscale Domain Sector\u00a0GOES-16\u00a0(GOES-East)\u00a0\u201cRed\u201d Visible (0.64 \u00b5m) and \u201cClean\u201d Infrared Window (10.35 \u00b5m) images (above) showed Category 1 Hurricane Hanna making landfall along the South Coast of Texas at 2200 UTC on 25 July 2020. The coldest cloud-top infrared brightness temperature was -88.6\u00baC at 1633 UTC. Winds gusted to 76 mph at Buoy 42020, and at [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":37737,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[76,74,30,49,2,48],"tags":[],"class_list":["post-37731","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glm","category-goes-16","category-lightning","category-suomi_npp","category-tropical-cyclones","category-viirs"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/37731","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=37731"}],"version-history":[{"count":8,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/37731\/revisions"}],"predecessor-version":[{"id":37740,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/37731\/revisions\/37740"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/37737"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=37731"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=37731"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=37731"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}