volcano warning; volcanic eruption warning
Official warning issued by meteorological agencies when a volcanic eruption is expected or occurring.
The Japan Meteorological Agency issued a volcano warning for Sakurajima.
Volcanic alert level, a numerical scale indicating the severity of volcanic activity, often used alongside 噴火警報.
Tsunami warning; a similar official warning for tsunamis.
Compound of 噴火 (eruption) + 警報 (warning).