{"id":43108,"date":"2021-11-03T17:46:44","date_gmt":"2021-11-03T17:46:44","guid":{"rendered":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=43108"},"modified":"2021-12-07T21:08:11","modified_gmt":"2021-12-07T21:08:11","slug":"karymsky-eruption-on-kamchatka","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/43108","title":{"rendered":"Karymsky eruption on Kamchatka"},"content":{"rendered":"\n<figure class=\"wp-block-video\"><video height=\"1032\" style=\"aspect-ratio: 1920 \/ 1032;\" width=\"1920\" controls loop muted src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/11\/Volcanic-Cloud-Monitoring-AshLoading-0430-to-1230-UTC-3-Nov-2021.mp4\"><\/video><figcaption>Himawari-8 derived Ash Loading, 0440 &#8211; 1230 UTC on 3 November 2021<\/figcaption><\/figure>\n\n\n\n<p>Imagery from the NOAA\/CIMSS Volcanic Monitoring website (<a href=\"https:\/\/volcano.ssec.wisc.edu\/\">link<\/a>) shows derived Ash loading (above) from the 3 November eruption of Karymsky on the Kamchatka peninsula.  The website identified an eruption beginning around 0720 UTC, with an obvious eruptive plume by 0740 UTC.  In addition to Ash Loading, shown above, Ash Height (click <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/11\/Volcanic-Cloud-Monitoring-Ash-Height-0430-to-1230-3-Nov.mp4\">here<\/a> for an 8-h mp4 animation) was also derived; a still image from 1110 UTC, below, shows two separate plumes, one around 6 km (indicated by the white arrow), one closer to 10-12 km (indicated by the magenta arrow).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/11\/Karymsky_1110_3Nov2021_Annotate.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/11\/Karymsky_1110_3Nov2021_Annotate.png\" alt=\"\" class=\"wp-image-43111\" width=\"840\" height=\"697\" srcset=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/11\/Karymsky_1110_3Nov2021_Annotate.png 1031w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/11\/Karymsky_1110_3Nov2021_Annotate-300x249.png 300w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/11\/Karymsky_1110_3Nov2021_Annotate-1024x850.png 1024w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/11\/Karymsky_1110_3Nov2021_Annotate-768x638.png 768w\" sizes=\"auto, (max-width: 840px) 100vw, 840px\" \/><\/a><figcaption>Retrieved Volcanic Ash height, 1110 UTC on 3 November 2021 (Click to enlarge)<\/figcaption><\/figure>\n\n\n\n<p>In addition to quantitative estimates of ash, Himawari-8 (and GOES-R and GK2A) channels can be combined in RGBs to highlight qualitatitely regions where ash is likely.  The animation below (from Scott Bachmeier) shows the Ash RGB.  (Click <a href=\"https:\/\/rammb.cira.colostate.edu\/training\/visit\/quick_guides\/GOES_Ash_RGB.pdf\">here<\/a> for a Quick Guide on this RGB)<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2021\/11\/211103_himawari8_ashRGB_Karymsky_anim.gif\"><img decoding=\"async\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2021\/11\/211103_himawari8_ashRGB_Karymsky_anim.gif\" alt=\"\" class=\"wp-image-43086\" \/><\/a><figcaption>Himawari-8 Ash RGB Imagery showing the Karymsky Ash Cloud, 0710-1250 UTC 3 November 2021 (click to enlarge)<\/figcaption><\/figure>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<p>A tip of the (winter) Hat to Nathan Eckstein, NWS AAWU in Anchorage, for alerting us to this event.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<p>Update:  Nate Eckstein sent along the following Himawari imagery time-matched with VIIRS SO<sub>2<\/sub> Index imagery provided by Carl Dierking at GINA.  The 1300 UTC RGB imagery suggests that the north (and east, given the projection) side of the plume is rich in ash whereas the southern (and western) part of the plume contains more SO<sub>2<\/sub>.  The Suomi NPP VIIRS SO<sub>2<\/sub> Index product (more information on that product is <a href=\"https:\/\/www.mdpi.com\/2072-4292\/13\/19\/4003\/htm\">here<\/a>) tells a similar story:  most of the SO<sub>2<\/sub> from this eruption is confined to the southwestern portion of the plume.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/12\/2021-11-03_13Z_comparison.png\"><img loading=\"lazy\" decoding=\"async\" width=\"978\" height=\"862\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/12\/2021-11-03_13Z_comparison.png\" alt=\"\" class=\"wp-image-43690\" srcset=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/12\/2021-11-03_13Z_comparison.png 978w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/12\/2021-11-03_13Z_comparison-300x264.png 300w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/12\/2021-11-03_13Z_comparison-768x677.png 768w\" sizes=\"auto, (max-width: 978px) 100vw, 978px\" \/><\/a><figcaption>Himawari-8 RGB products from 1300 UTC on 3 November 2021: Ash RGB (upper left) and SO2 RGB (lower left);  a VIIRS SO<sub>2<\/sub> Index image from 1400 UTC on 3 November 2021. (click to enlarge)<\/figcaption><\/figure>\n\n\n\n<p>Imagery from later (0050 UTC on 4 November), below, tells a similar story.  The SO<sub>2 <\/sub>aspect of the plume can be detected in the False Color Imagery below in the upper left &#8212; the region of bright yellow to the south of the arcing red feature that is the ash cloud.  Ash\/Dust Cloud Height (below, bottom left) keys in on that arced feature, and the SO<sub>2<\/sub>-rich feature is mostly ignored in the figure.  In contrast, the SO<sub>2<\/sub> index product, below on the right, from NOAA-20 VIIRS data at 0050 UTC, shows a strong signal of SO<sub>2<\/sub> &#8212; but the arcing ash cloud is barely apparent!<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/12\/2021-11-04_0050Z_comparison.png\"><img loading=\"lazy\" decoding=\"async\" width=\"929\" height=\"795\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/12\/2021-11-04_0050Z_comparison.png\" alt=\"\" class=\"wp-image-43691\" srcset=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/12\/2021-11-04_0050Z_comparison.png 929w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/12\/2021-11-04_0050Z_comparison-300x257.png 300w, https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2021\/12\/2021-11-04_0050Z_comparison-768x657.png 768w\" sizes=\"auto, (max-width: 929px) 100vw, 929px\" \/><\/a><figcaption>Himawari-8 False Color Imagery, upper left, at 0050 UTC on 4 November 2021;  Himawari-8 Derived Ash\/Dust Height Product, lower left, also at 0500 UTC on 4 November 2021 (both images from https:\/\/volcano.ssec.wisc.edu);  NOAA-20 VIIRS SO<sub>2<\/sub> Index, 0500 UTC on 4 November 2021 (Click to enlarge)<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Imagery from the NOAA\/CIMSS Volcanic Monitoring website (link) shows derived Ash loading (above) from the 3 November eruption of Karymsky on the Kamchatka peninsula. The website identified an eruption beginning around 0720 UTC, with an obvious eruptive plume by 0740 UTC. In addition to Ash Loading, shown above, Ash Height (click here for an 8-h [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":43111,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62,9],"tags":[],"class_list":["post-43108","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-himawari-8","category-volcanic-activity"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/43108","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\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/comments?post=43108"}],"version-history":[{"count":12,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/43108\/revisions"}],"predecessor-version":[{"id":43693,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/43108\/revisions\/43693"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/43111"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=43108"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=43108"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=43108"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}