I carpooled with Andy R, Shawn Hewitt, and Joel Lampe to Iowa on what would be the first severe chance 'locally' for the year. This was a very late start indeed, and the day disappointed. We saw high based storms and some small hail and mammatus, but had fun anyway.
Video with a time lapse:
Joel ponders why people still put up with Iowa
Taking a time lapse while waiting for the storms to start
High based storm
Flat, wide, updraft base
Nice mammatus on the way to mexican food in Mason City