Southeast Wisconsin: Eye catching shelf cloud and striations in a storm

MILWAUKEE - Storms rolled through southeast Wisconsin during the late morning hours on Friday, August 21st. That caused a lot of people to look up to the sky. Prior to the storm moving in, a massive shelf cloud appeared. (Credit: Sara S. in Campbellsport, WI) A shelf cloud is a low horizontal cloud that looks like a shelf. It is the leading edge of a thunderstorm where warm and moist air is forced…