Eruption of Mount Marapi in West Sumatra
![](https://cimss.ssec.wisc.edu/satellite-blog/images/2023/12/Himawari-9_AHI_FLDK_true_color_2023337_081000Z.png)
JMA Himawari-9 True Color RGB images, from 0750 UTC to 1050 UTC on 03 December [click to play animated GIF | MP4]
A radiometrically retrieved Volcanic Ash Height product from the NOAA/CIMSS Volcanic Cloud Monitoring site (below) indicated that maximum ash heights were in the 14-16 km range.
![](https://cimss.ssec.wisc.edu/satellite-blog/images/2023/12/231203_0900utc_himawari9_ashHeight.png)
Volcanic Ash Height derived product [click to play animated GIF | MP4]
![](https://cimss.ssec.wisc.edu/satellite-blog/images/2023/12/231203_0900utc_himawari9_ashLoading.png)
Volcanic Ash Loading derived product [click to play animated GIF | MP4]
![](https://cimss.ssec.wisc.edu/satellite-blog/images/2023/12/231203_0900utc_himawari9_ashEffectiveRadius.png)
Volcanic Ash Effective Radius derived product [click to play animated GIF | MP4]
![](https://cimss.ssec.wisc.edu/satellite-blog/images/2023/12/231203_0900utc_himawari9_rgb.png)
Himawari-9 False Color RGB images [click to play animated GIF | MP4]