A radiometrically retrieved Himawari-9 Ash Height product from the NOAA/CIMSS Volcanic Cloud Monitoring site (above) showed the volcanic cloud produced by the first recorded eruption of Krasheninnikov on the Kamchatka Peninsula of Russia, which began around 1650 UTC on 02 August 2025 (KVERT advisory). The Ash Height reached the 7-8 km range (darker shade... Read More