Semeru Volcano
Semeru Volcano Volcanic Ash Advisory: HIGH LEVEL ERUPTION TO FL400 OBS VA DTG: 04/0925Z to 40000 ft (12200 m) https://bit.ly/2ZS72zM Semeru volcano (East Java, Indonesia): massive eruption this afternoon sends hot avalanche to inhabited areas https://bit.ly/2ZWIPIM Grimsvötn volcano (Iceland): glacial flood peak expected on Sunday https://bit.ly/3xVselh Grimsvotn Volcano Seismic Measurements Live https://www.youtube.com/watch?v=i0r8m…