{"id":429,"date":"2007-07-06T20:04:38","date_gmt":"2007-07-06T20:04:38","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/2007\/07\/06\/nocturnal-heat-in-the-desert-southwest\/"},"modified":"2007-07-08T15:05:53","modified_gmt":"2007-07-08T15:05:53","slug":"nocturnal-heat-in-the-desert-southwest","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/429","title":{"rendered":"Nocturnal heat in the Desert Southwest"},"content":{"rendered":"<p><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2007\/07\/070706_09z_modis_ir.jpg\" title=\"AWIPS MODIS IR image\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2007\/07\/070706_09z_modis_ir.jpg\" title=\"AWIPS MODIS IR image\" alt=\"AWIPS MODIS IR image\" align=\"middle\" height=\"457\" width=\"479\" \/><\/a><\/p>\n<p><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2007\/07\/070706_vef_rtp.text\" title=\"Regional temperature summary\" target=\"_blank\"><strong>Unusually hot conditions<\/strong><\/a> developed across  parts of the Desert Southwest during the first week of July 2007 &#8212; daily maximum temperatures on <a href=\"http:\/\/www.hpc.ncep.noaa.gov\/dailywxmap\/index_20070705.html\" title=\"05 July 2007 daily weather map\" target=\"_blank\"><strong>05 July<\/strong><\/a> included <strong>127\u00c2\u00ba F<\/strong> <strong>(53\u00c2\u00ba C)<\/strong> at Death Valley, California, <strong>122\u00c2\u00ba F (50\u00c2\u00ba C)<\/strong> at several locations within the <a href=\"http:\/\/en.wikipedia.org\/wiki\/Lake_Mead\" title=\"Lake Mead\" target=\"_blank\"><strong>Lake Mead<\/strong><\/a>\/<a href=\"http:\/\/en.wikipedia.org\/wiki\/Lake_Mohave\" title=\"Lake Mohave\" target=\"_blank\"><strong>Lake Mohave<\/strong><\/a> basin region of Nevada\/Arizona, <strong>120\u00c2\u00ba F (49\u00c2\u00ba C)<\/strong> at Needles, California, and <strong>116\u00c2\u00ba F (47\u00c2\u00ba C)<\/strong> at Las Vegas, Nevada (1\u00c2\u00ba F shy of their all-time record high temperature). Following such hot daytime temperatures,  a nighttime AWIPS image of the MODIS 11.0\u00c2\u00b5m InfraRed (IR)  channel <em><strong>(above) <\/strong><\/em>showed that nocturnal temperatures remained rather warm &#8212; IR brightness temperatures at 09:22 UTC (2:22 AM local time) were still  30\u00c2\u00ba C \/ 86\u00c2\u00ba F or warmer<em> (orange to red enhancement)<\/em> over a good deal of the Death Valley and Lake Mead\/Lake Mohave basin regions. In fact, the official cooperative weather observation site at Death Valley (DEVC1) reported an overnight minimum temperature of <strong>95\u00c2\u00ba F (35\u00c2\u00ba C)<\/strong>, while a nearby mesonet site at <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2007\/07\/070706_vef_sfc.jpg\" title=\"Death Valley CA observations\" target=\"_blank\"><strong>Death Valley National Park (CQ162)<\/strong><\/a><strong> <\/strong>only dropped to<strong> 105\u00c2\u00ba F (41\u00c2\u00ba C)<\/strong> at 7:00 AM local time (14:00 UTC).<\/p>\n<p><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2007\/07\/070706_09z_modis_goes_ir.jpg\" title=\"AWIPS MODIS + GOES IR images\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2007\/07\/070706_09z_modis_goes_ir.jpg\" title=\"AWIPS MODIS + GOES IR images\" alt=\"AWIPS MODIS + GOES IR images\" align=\"middle\" height=\"458\" width=\"480\" \/><\/a><\/p>\n<p>An AWIPS comparison of MODIS IR, GOES imager IR, and GOES Sounder Skin Temperature <em><strong>(above)<\/strong><\/em> revealed brightness temperatures in the lowest elevations of Death Valley were still as warm as 86-96\u00c2\u00ba F (30-36\u00c2\u00ba C) at 09 UTC. In addition, an AWIPS image of the MODIS sea surface temperature product <strong><em>(below)<\/em><\/strong> indicated that water temperatures were as warm as <strong>87-89\u00c2\u00ba F (31-32\u00c2\u00ba C)<\/strong> <em>(dark red enhancement)<\/em> in portions of Lake Mead and Lake Mohave.<\/p>\n<p><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2007\/07\/070706_09z_modis_sst.jpg\" title=\"MODIS sea surface temperatures\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2007\/07\/070706_09z_modis_sst.jpg\" title=\"MODIS sea surface temperatures\" alt=\"MODIS sea surface temperatures\" align=\"middle\" height=\"457\" width=\"480\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Unusually hot conditions developed across parts of the Desert Southwest during the first week of July 2007 &#8212; daily maximum temperatures on 05 July included 127\u00c2\u00ba F (53\u00c2\u00ba C) at Death Valley, California, 122\u00c2\u00ba F (50\u00c2\u00ba C) at several locations within the Lake Mead\/Lake Mohave basin region of Nevada\/Arizona, 120\u00c2\u00ba F (49\u00c2\u00ba C) at Needles, [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[10,15,19,12],"tags":[],"class_list":["post-429","post","type-post","status-publish","format-standard","hentry","category-general-interpretation","category-goes-sounder","category-goes-12","category-modis"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/429","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=429"}],"version-history":[{"count":0,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/429\/revisions"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=429"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=429"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}