Swapped out the power supply with a new one and that did the trick.
I got the computer back up and operational. Weather Display was pretty easy to configure to get it started – although there will be a lot of tweaking. And with one or two clicks of the mouse I was able to send the weather data to UI-View/APRS.
You can see the latest data here:
http://www.findu.com/cgi-bin/wx.cgi?call=KD7PJQ-2