Third year, fully appeased the volcano after the first warning twice, about one and a half or two days later there's a volcano eruption without prior warning. No mods.
Steps to Reproduce
Play the game, bring offerings to the volcano god, still get punished for being a puny mortal (exiting the volcano right after appeasing it at the altar).
Play the game, bring offerings to the volcano god, still get punished for being a puny mortal (exiting the volcano right after appeasing it at the altar).