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Tap two days to set your trip. · darker = better odds

HVO expects episode 49 around Jun 13 – Jun 15.

Chance of seeing fountains during your stay

18%Jun 13 · Low
Clear
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March 2026

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Each day's chance of catching fountains

<3%
3–7%
7–12%
12–20%
20–30%
30%+
Past eruptionMost likely eruption day