A brief eruption of the Whakaari volcano on White Island, New Zealand occurred around 0110 UTC on 09 December 2019 — “Red” Visible (0.64 µm) images from JMA Himawari-8 and GOES-17 (GOES-West) showed the small volcanic cloud as it fanned out east of the island (above).A signature of the volcanic cloud... Read More
A sequence of GOES-16 (GOES-East) “Red” Visible (0.64 µm), Split Window (10.3 – 12.3 µm), Ash RGB, Dust RGB and SO2 RGB images (above) revealed signatures of volcanic plumes from an eruption of Popocatépetl on 02 October 2019. According to the Volcanic Ash Advisory issued at 1323 UTC (below), the longer plume moving westward — which was... Read More
The Ulawun volcano erupted just after 09 UTC on 03 August 2019 — retrieved Volcanic Ash Height images from the NOAA/CIMSS Volcanic Cloud Monitoring site (above) showed values generally in the 16-18 km range, with some portions of the umbrella cloud as high as 18-20 km. An advisory issued by the Darwin VAAC estimated the maximum volcanic... Read More
A sequence of GOES-16 (GOES-East) Ash, SO2 and CIMSS Natural Color Red-Green-Blue (RGB) images (above) showed the volcanic cloud following an eruption of Ubinas in southern Peru on 19 July 2019. The volcanic plume was rich in both ash and SO2.A plot of surface data from La Paz, Bolivia (below) indicated... Read More
