A simple to use utility to calculate the distance to a storm based on the time elapsed between the lightning and the thunder.
When you see the lightning: hit the 'Lightning' button, then when you hear the thunder: hit the 'Thunder' button. The distance to the storm will be shown.
Tags: how to estimate the miles of thunder clap , clap , thunder and lightning distance , thunderclap , thunder hit photos , motorola thunderclap , lightning to thunder time and distance , app thunderclap
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