Well no reason to worry - it was just a computer monitor kind of thing.
Meteor flashes across Northwest sky
http://www.cnn.com/2004/US/West/06/03/meteorite.washington.ap/index.html
Well it was a noisy TV monitor
http://www.pnsn.org/WEBICORDER/GREEN/GNW_EHZ_UW.2004060300.gif