Lightning Distance Calculator
Enter the seconds between lightning and thunder, or use a stopwatch.
Estimated Distance: 0.00 MI
Disclaimer: Uses speed of sound (~343 m/s). Conditions vary; don’t use for safety-critical decisions.
Enter the seconds between lightning and thunder, or use a stopwatch.
Disclaimer: Uses speed of sound (~343 m/s). Conditions vary; don’t use for safety-critical decisions.