How Powerful Is Lightning? - National Weather Service

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How Powerful Is Lightning? Weather.gov > Safety > How Powerful Is Lightning?

A typical lightning flash is about 300 million Volts and about 30,000 Amps. In comparison, household current is 120 Volts and 15 Amps.

US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Safety 1325 East West Highway Silver Spring, MD 20910 Comments? Questions? Please Contact Us.

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