Hail is no joke.
Beachgoers in Novosibirsk, Siberia, recently found that out after dark storm clouds intruded on their summer day (temperatures were near 100 degrees Fahrenheit) and pelted them with volleys of hail. Someone happened to be filming during the "attack of the storm" and caught this on video:
Want to read more about hail and other extreme weather? Check these out: