Browse Items (1 total) Browse All Browse by Tag Search Items Browse Map Tags: Radar Sort by: Title Creator Date Added Hook Echo on Radar As the storm passed a short distance north of the radar, an appendage became visible on the parent echo. Within a few moments, the echo appendage began to curl into a hook shape seen here. Tags: Photograph, Radar, Tornado, Weather Output Formats atom, dcmes-xml, json, omeka-xml, rss2