![\"Himawari-8](\"http:\/\/pyrocb.ssec.wisc.edu\/wp-content\/uploads\/2017\/02\/170212_himawari8_Visible_ShortwaveIinfrared_LongwaveInfrared_NSW_Australia_pyrocb_anim.gif\")
<\/a>Himawari-8 0.64 \u00b5m Visible (top), 3.9 \u00b5m Shortwave Infrared (middle) and 10.4 \u00b5m Longwave Infrared Window (bottom) images [click to play animation]<\/p><\/div>Himawari-8 Visible (0.64 \u00b5m), Shortwave Infrared (3.9 \u00b5m) and Longwave Infrared Window (10.4 \u00b5m) images (above \/<\/strong> MP4 <\/a>; <\/strong>zoomed-in over fire source region: GIF<\/a> \/ MP4<\/a>)<\/strong><\/em> showed wildfires burning in New South Wales, Australia on 12 February 2017. The larger Sir Ivan Fire near Dunedoo produced a pyroCumulonimbus (pyroCb) cloud, which first cooled below the -40\u00baC Longwave Infrared brightness temperature “pyroCb threshold” at 0530 UTC<\/strong><\/a> (-47\u00baC) and quickly reached its minimum temperature of -56.6\u00baC at 0540 UTC<\/strong><\/a>. An animation of Himawari-8 true-color images is available here<\/strong><\/a> (courtesey of Dan Lindsey, RAMMB\/CIRA)<\/em>.<\/p>\n Consecutive true-color images from Suomi NPP VIIRS (0402 UTC) and Aqua MODIS (0405 UTC) viewed using RealEarth<\/strong><\/a> (below)<\/strong><\/em> showed the large smoke plume about 1.5 hours prior to pyroCb development.<\/p>\n Suomi NPP VIIRS and Aqua MODIS true-color images [click to enlarge]<\/p><\/div>A high fire danger was well-anticipated across this portion of Australia:<\/p>\n #Australia<\/a> #heatwave<\/a>. Heat and winds mean risk of “extreme to catastrophic” #fire<\/a> danger conditions in New South Wales Sunday, @BOM_au<\/a> pic.twitter.com\/kKEgw6OqyD<\/a><\/p>\n \u2014 WMO | OMM (@WMO) February 12, 2017<\/a><\/p><\/blockquote>\n<\/a>\n
![GIF<\/a> \/](\"http:\/\/pyrocb.ssec.wisc.edu\/wp-content\/uploads\/2017\/02\/170212_himawari8_Visible_ShortwaveIinfrared_LongwaveInfrared_NSW_Australia_pyrocb_zoom_anim.gif\"){kind=link}