{"id":35406,"date":"2020-01-12T23:59:13","date_gmt":"2020-01-12T23:59:13","guid":{"rendered":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=35406"},"modified":"2020-01-15T16:34:35","modified_gmt":"2020-01-15T16:34:35","slug":"eruption-of-the-taal-volcano-in-the-philippines","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/35406","title":{"rendered":"Eruption of the Taal Volcano in the Philippines"},"content":{"rendered":"

\"Himawari-8<\/a>

Himawari-8 “Red” Visible (0.64 \u00b5m, left)<\/em> and “Clean” Infrared Window (10.4 \u00b5m, right)<\/em> images [click to play animation | MP4<\/strong><\/a>]<\/p><\/div>The Taal Volcano<\/a><\/strong> erupted in the Philippines around 0850 UTC on 12 January 2020. JMA Himawari-8 “Red” Visible (0.64 \u00b5m) and “Clean” Infrared Window (10.4 \u00b5m) images (above)<\/strong><\/em> displayed the volcanic cloud during the initial 3 hours post-eruption. Note the presence of a pronounced “warm wake” (red enhancement)<\/em> downwind (north) of the summit of Taal — this appeared to be an Above-Anvil Cirrus Plume<\/strong><\/a> (AACP), as seen in a toggle between the Visible and Infrared images at 1910 UTC (below)<\/strong><\/em>.<\/p>\n

\"Himawari-8<\/a>

Himawari-8 “Red” Visible (0.64 \u00b5m)<\/em> and “Clean” Infrared Window (10.4 \u00b5m)<\/em> images at 1910 UTC [click to enlarge]<\/p><\/div>The warmest Himawari-8 <\/span>10.4 \u00b5m brightness temperatures within the <\/span>Above-Anvil Cirrus Plume were around -60\u00baC (red enhancement),<\/em> which corresponded to approximately 21 km on data from 3 rawinsonde sites in the Philippines<\/span> (Legaspi<\/strong><\/a>, Mactan<\/strong><\/a> and Laoag<\/strong><\/a>) (below)<\/strong><\/em>.<\/p>\n

\"Plots<\/a>

Plots of rawinsonde data from Legaspi, Mactan and Laoag in the Philippines [click to enlarge]<\/p><\/div>\n

The TROPOMI<\/a><\/strong> detected SO2 at altitude of 20km on 13 January:
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The SO2 signal from #Taal<\/a> detected by #TROPOMI<\/a> on 2020-01-13 has an altitude of up to 20km. #SO2LH<\/a>. @tropomi<\/a> @DLR_en<\/a> @ESA_EO<\/a> pic.twitter.com\/x6nstNRWUw<\/a><\/p>\n

— TROPOMI SO2 (@DlrSo2) January 13, 2020<\/a><\/p><\/blockquote>\n