{"id":18252,"date":"2015-04-28T18:59:10","date_gmt":"2015-04-28T18:59:10","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=18252"},"modified":"2015-04-29T05:57:06","modified_gmt":"2015-04-29T05:57:06","slug":"the-nighttime-glow-of-hawaiis-kilauwea-volcano","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/18252","title":{"rendered":"The nighttime glow of Hawaii’s Kilauwea volcano"},"content":{"rendered":"
\"Himawari-8<\/a>

Himawari-8 3.9 \u00b5m shortwave IR images (click to play animation)<\/p><\/div>\n

The Kilauwea Volcano on the Big Island of Hawai’i began erupting in March 2008 (blog post<\/a> | USGS reference<\/a>)<\/strong>, and has been in a nearly continuous phase of activity since then. During the pre-dawn hours of 28 April 2015, thermal signatures of the Kilauwea summit lava lake and nearby lava flows could be seen on McIDAS-V images of 10-minute interval Himawari-8 3.9 \u00b5m shortwave IR images (above; click image to play animation)<\/strong><\/em>. The dark black pixels represent the hottest IR brightness temperatures.<\/p>\n

On the corresponding Himawari-8 2.3 \u00b5m near-IR channel images (below; click image to play animation),<\/strong><\/em> the clusters of bright white pixels represent the glow of the hot lava features.<\/p>\n

\"Himawari-8<\/a>

Himawari-8 2.3 \u00b5m near-IR channel images (click to play animation)<\/p><\/div>\n

A different view is provided by the polar-orbiting Suomi NPP satellite — a comparison of AWIPS II images of VIIRS 0.7 \u00b5m Day\/Night Band and 3.74 \u00b5m shortwave IR data (below)<\/strong><\/em> revealed the locations of the hottest lava features (black to yellow to red color enhancement) <\/em>at 11:40 UTC (1:40 am local time).
\n<\/em><\/p>\n

\"Suomi<\/a>

Suomi NPP VIIRS 0.7 \u00b5m Day\/Night Band and 3.74 \u00b5m shortwave IR images<\/p><\/div>\n

A longer animation using GOES-15 (GOES-West)<\/em> 3.9 \u00b5m shortwave IR images (below; click image to play animation)<\/strong><\/em> showed considerable temporal fluctuation in the location and intensity of the hot lava pixels (black to yellow to red color enhancement). <\/em>For the latest information on the Kilauea eruption, visit the Hawaiian Volcano Observatory<\/strong><\/a>.
\n<\/em><\/p>\n

\"GOES-15<\/a>

GOES-15 3.9 \u00b5m shortwave IR images (click to play animation)<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

The Kilauwea Volcano on the Big Island of Hawai’i began erupting in March 2008 (blog post | USGS reference), and has been in a nearly continuous phase of activity since then. During the pre-dawn hours of 28 April 2015, thermal signatures of the Kilauwea summit lava lake and nearby lava flows could be seen on […]<\/p>\n","protected":false},"author":18,"featured_media":18253,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[44,43,62,51,49,48,9],"tags":[],"class_list":["post-18252","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-awips-ii","category-goes-15","category-himawari-8","category-mcidas-v","category-suomi_npp","category-viirs","category-volcanic-activity"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/18252","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=18252"}],"version-history":[{"count":4,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/18252\/revisions"}],"predecessor-version":[{"id":18257,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/18252\/revisions\/18257"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/18253"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=18252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=18252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=18252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}