Pyrocumulonimbus clouds in Alaska
![](https://cimss.ssec.wisc.edu/satellite-blog/wp-content/uploads/sites/5/2022/06/G18_VIS_SWIR_IR_AK_PYROCB2_11JUN2022_B2713_2022163_035020_0003PANELS_FRAME0000021.gif)
A sequence of Suomi-NPP VIIRS Visible (0.64 µm), Shortwave Infrared (3.74 µm) and Infrared Window (11.45 µm) images at 2149 UTC and 2332 UTC (above) showed “before” and “after” views of a pyrocumulonimbus (pyroCb) cloud that developed south of McGrath, Alaska late in the day on 11 June 2022. The... Read More