Lightning distance calculator
How far away a lightning strike is from the seconds between the flash and the thunder.
Lightning distance calculator
How far away a lightning strike is from the seconds between the flash and the thunder.
2.1 miles (3.4 km)
Distance
Close enough to be struck: get indoors and wait 30 minutes after the last thunder
Safety
Sound covers about a mile in five seconds, or a kilometre in three.
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