On February 4, 2007, a virga case developed about 13 UTC. Snow fell about one hour later and continued to the end of the storm. The storm dropped 0.4 inches (1.0 cm) of snow. The snow-water equivalent was 0.01 inches (0.03 cm). There was an arctic front with maximum vorticity. Below are the dBZ and doppler velocity radar images and graphs of statistics during and around the storm. Blue highlighted areas on the graphs indicate the time of the storm. All images link to a larger image.