# Proof Narrative: Lightning never strikes the same place twice.

## Verdict

**Verdict: DISPROVED**

This one isn't close. "Lightning never strikes the same place twice" is a myth, and the evidence against it is overwhelming and unanimous across every authoritative source.

## What was claimed?

The saying goes that lightning avoids locations it has already hit — that once a spot has been struck, it's somehow protected or exempt from future strikes. Most people have heard this phrase at some point, often as reassurance or as a metaphor for unlikely events repeating themselves. But taken literally, it's a claim about how lightning actually behaves in nature, and that claim turns out to be completely wrong.

## What did we find?

The evidence against this claim is about as clear-cut as it gets. The National Weather Service — the U.S. government agency responsible for weather safety guidance — states directly that lightning "often strikes the same place repeatedly, especially if it's a tall, pointy, isolated object." Their example is hard to argue with: the Empire State Building gets struck by lightning an average of 23 times per year.

NOAA's National Severe Storms Laboratory, the federal research center dedicated to studying severe weather, confirms independently that "lightning does hit the same spot (or almost the same spot) more than once, contrary to folk wisdom." They're not hedging — they're explicitly flagging this as a misconception.

NASA weighed in as well, noting in a published article that "contrary to popular misconception, lightning often strikes the same place twice." And Encyclopaedia Britannica puts it most plainly: "lightning can and will strike the same place twice, whether it be during the same storm or even centuries later."

That's four independent institutions — the National Weather Service, NOAA's storm research lab, NASA, and Britannica — all saying the same thing without ambiguity. Not one scientific or meteorological source was found that supports the literal claim. The phrase only holds up as a metaphor (Merriam-Webster defines it as meaning "an unusual event is not likely to happen again"), never as a description of how lightning works.

## What should you keep in mind?

The disproof here is thorough, but a few things are worth noting. One of the four sources (the National Weather Service) was verified through a slightly less direct method — the exact quote couldn't be matched character-for-character due to how the webpage renders, though the meaning was clearly present. This doesn't affect the conclusion: the three remaining sources are fully verified with exact quote matches, and any one of them alone would be enough to disprove an absolute claim like this.

It's also worth noting what the evidence doesn't address: why the myth persists, or whether lightning avoidance strategies are practical. The fact that lightning strikes the same places repeatedly is actually useful information — it's why lightning rods work, and why tall isolated structures are dangerous to stand near during a storm. The myth, if believed literally, could lead to genuinely bad safety decisions.

## How was this verified?

This claim was evaluated using a structured verification process: four independent authoritative sources were identified, their quotes were fetched and checked directly, and adversarial challenges were tested to see if the claim could be defended under any reasonable interpretation. Full details of the evidence and source credibility are in [the structured proof report](proof.md); the complete step-by-step record of every check performed is in [the full verification audit](proof_audit.md); and if you want to reproduce this result yourself, you can [re-run the proof yourself](proof.py).