SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/scout-thunder-striking-distance

You hear thunder but see no lightning. Are you in danger of being struck?

Yes. If you can hear thunder, you're likely in striking distance.

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  1. No, only if you see lightning
  2. Only if it is raining
  3. Yes, you're likely in striking distance ✔

Why: The National Weather Service says there is no safe place outside when thunderstorms are around. Hearing thunder is a natural sign to go indoors.

Huh, didn't know that: Sound travels about 1 mile every 5 seconds, so you can count from flash to bang to estimate how far away lightning is.

The dad joke
Why did the thunder go to school? To get a little louder education.
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References

Answer: Yes, you're likely in striking distance. The National Weather Service says there is no safe place outside when thunderstorms are around. Hearing thunder is a natural sign to go indoors.

  1. Lightning Safety, National Weather Service www.weather.gov/safety/lightning-safety
    If you hear thunder, you are likely within striking distance of the storm.
    Checked 2026-10-09.

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Test yourself in the game

Outdoors & CampingA thunderstorm chases you away from the campfire. When is it safe to go back out?Outdoors & CampingA thunderstorm rolls in at camp. Does your tent protect you from lightning?Outdoors & CampingYou're caught outside in a thunderstorm with no shelter. Where should you NOT be?

That's stuff everyone should know.