Lightning can strike up to 10 miles away from an active thunderstorm, according to the National Weather Service. Robinson said those outdoors should pay attention to forecasts and severe weather watches and warnings, though it can be difficult to predict when and where a storm will occur.

The bolt struck local archers and a boy scout troop in New Jersey, killing one man and injuring 13 other people. Friends of the victims said the strike had come out of nowhere.