Calculating Approximate Distance From Lightning
Distance of Lightning Calculator
An online calculator provides you the approx. distance from lightning and thunder.
Lighting Distance Chart
How many seconds lapsed from when you originally saw the lightning flash until you heard it strike
| If thunder is heard | The lightning is |
|---|---|
| 5 seconds after a flash | 1 mile away |
| 10 seconds after a flash | 2 miles away |
| 15 seconds after a flash | 3 miles away |
| 20 seconds after a flash | 4 miles away |
| 25 seconds after a flash | 5 miles away |
| 30 seconds after a flash | 6 miles away |
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