{"id":32091,"date":"2019-02-24T20:01:49","date_gmt":"2019-02-24T20:01:49","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=32091"},"modified":"2019-03-01T15:26:33","modified_gmt":"2019-03-01T15:26:33","slug":"river-flooding-in-the-lower-mississippi-river-valley","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/32091","title":{"rendered":"River flooding in the Lower Mississippi and Tennessee River Valley"},"content":{"rendered":"<p><div style=\"width: 649px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2019\/02\/190224_30day_precip_percent_normal_MS_Valley_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2019\/02\/190224_30day_precip_percent_normal_MS_Valley_anim.gif\" alt=\"30-day Precipitation and Percent of Normal Precipitation [click to enlarge]\" width=\"639\" height=\"426\" \/><\/a><p class=\"wp-caption-text\">30-day Precipitation and Percent of Normal Precipitation [click to enlarge]<\/p><\/div>A toggle between Observed Precipitation and Percent of Normal Precipitation for the 30-day period ending at 12 UTC on 24 February 2019<em><strong> (above)<\/strong><\/em> showed a large area that received 10-15 inches of rainfall &#8212; which was 200-400% of normal &#8212; across the Lower Mississippi River and Tennessee River Valleys.<\/p>\n<p>A before\/after comparison of Terra MODIS False Color Red-Green-Blue (RGB) images from 25 January and 24 February 2019<em><strong> (below)<\/strong><\/em> revealed the extensive area of flooding that resulted. Flooded areas appear as varying shades of blue on the False Color imagery (<a href=\"http:\/\/ge.ssec.wisc.edu\/modis-today\/index.php?satellite=t1&amp;product=false_color&amp;date=2019_02_24_055&amp;overlay_sector=false&amp;overlay_state=true&amp;overlay_coastline=true\"><strong>source<\/strong><\/a>).<\/p>\n<p><div style=\"width: 653px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2019\/02\/190125_190224_terra_modis_falsecolor_MS_Valley_anim.gif\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2019\/02\/190125_190224_terra_modis_falsecolor_MS_Valley_anim.gif\" alt=\"Terra MODIS False Color RGB images from 25 January and 24 February 2019 [click to enlarge]\" width=\"643\" height=\"390\" \/><\/a><p class=\"wp-caption-text\">Terra MODIS False Color RGB images from 25 January and 24 February 2019 [click to enlarge]<\/p><\/div>In a comparison of Terra MODIS True Color and False Color RGB images from 24 February <em><strong>(below)<\/strong>,<\/em> many of the flooded rivers exhibit a tan-colored appearance in the True Color image due to large amounts of sediment suspended in the water.<\/p>\n<p><div style=\"width: 650px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2019\/02\/190224_terra_modis_truecolor_falsecolor_MS_Valley_anim.gif\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2019\/02\/190224_terra_modis_truecolor_falsecolor_MS_Valley_anim.gif\" alt=\"Terra MODIS True Color and False Color RGB images from 24 February [click to enlarge]\" width=\"640\" height=\"388\" \/><\/a><p class=\"wp-caption-text\">Terra MODIS True Color and False Color RGB images from 24 February [click to enlarge]<\/p><\/div>A Flood Map derived using NOAA-20 VIIRS data <em><strong>(below)<\/strong><\/em> quantitatively showed the extent of the flooding. CIMSS scientists Jay Hoffman and William Straka contributed to the development of this food monitoring product.<\/p>\n<div style=\"width: 649px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2019\/02\/190224_noaa20_viirs_floodmap.png\"><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2019\/02\/190224_noaa20_viirs_floodmap.png\" alt=\"NOAA-20 VIIRS Flood Map [click to enlarge]\" width=\"639\" height=\"903\" \/><\/a><p class=\"wp-caption-text\">NOAA-20 VIIRS Flood Map [click to enlarge]<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>A toggle between Observed Precipitation and Percent of Normal Precipitation for the 30-day period ending at 12 UTC on 24 February 2019 (above) showed a large area that received 10-15 inches of rainfall &#8212; which was 200-400% of normal &#8212; across the Lower Mississippi River and Tennessee River Valleys. A before\/after comparison of Terra MODIS [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":32096,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[16,35,12,78,45,71,48],"tags":[],"class_list":["post-32091","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-heavy-rain-flooding","category-hydrology","category-modis","category-noaa-20","category-redgreenblue-rgb-images","category-terra","category-viirs"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/32091","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=32091"}],"version-history":[{"count":6,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/32091\/revisions"}],"predecessor-version":[{"id":32124,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/32091\/revisions\/32124"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/32096"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=32091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=32091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=32091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}