Timelapse Captures Shelf Cloud Rolling Over Pennsylvania's Adams County

Timelapse video captured a storm rolling over areas in Adams County, Pennsylvania, on June 21.

The National Weather Service warned of a severe thunderstorm in the area as well as parts of neighboring York County.

This video posted to Twitter by Michael Pagnanelli in Barlow shows the shelf cloud passing over before rain begins to soak the camera lens. Credit: Michael Pagnanelli via Storyful