# perfect storm (threshold)

*Ordinarily means:* A rare combination of bad conditions that together cause disaster.

A drift that crosses a wall only because multiple parameters had already approached their limits, each unnoticed while the others held.

- Computed level: L16 (depth in the emergence graph, not abstraction)
- Status: review  ·  Domain: everyday

## Emergence
**Emerges from:** [drift](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-drift.aimless), [wall](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-wall.range-end), [parameter](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-parameter.condition), [window](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-window.range), [multiple](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-multiple.quantity)

**Through:** interaction.process

**Novel properties:**
- small cause, large effect

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*Canonical: https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-perfect-storm.threshold*  
*Structured data: https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-perfect-storm.threshold.json*  
*Every definition provably resolves to space, time, energy and pattern.*