She shook like a leaf in a thunderstorm, her warm brown eyes wide and tears streaming down her cheeks.
The number of thunderstorm days is probably a less exact measure of the relative intensity of thunderstorms than statistics as to the number of persons killed annually by lightning per million of the population.
Thus the rising of the sun, a thunderstorm, an earthquake are natural "phenomena."
At first she thought it was the thunderstorm she'd fallen asleep listening to.
After waiting some time for the erection of a spire at Philadelphia, by means of which he hoped to bring down the electricity of a thunderstorm, he conceived the idea of sending up a kite among thunder-clouds.