Hi All First I want to thank all the info on my previous post concerning the door.
I did a search on the DBZ and found a few sites that help explain it. Basically it is The Local Radar base reflectivity product is a display of echo intensity (reflectivity) measured in dBZ (decibels). http://wiki.wunderground.com/index.php/Educational_-_Radar http://www.wunderground.com/radar/help.asp http://www.weathertap.com/unprotected/static/radar_tutorial.html Bear
