Pyrocumulonimbus clouds in Manitoba
GOES-16 “Red” Visible (0.64 µm, top), Shortwave Infrared (3.9 µm, center) and “Clean” Infrared Window (10.35 µm, bottom) images [click to play animated GIF | MP4]
GOES-18 images shown in this blog post are preliminary and non-operational
In the corresponding imagery from GOES-18, the coldest pyroCb cloud-top infrared brightness temperature was -53.3ºC at 0230 UTC.
GOES-18 “Red” Visible (0.64 µm, top), Shortwave Infrared (3.9 µm, center) and “Clean” Infrared Window (10.35 µm, bottom) images [click to play animated GIF | MP4]