This infrared satellite loop is of the western United States, from 1730 
UTC to 2200 UTC, which is roughly noon to 5 pm on Saturday the 28th of 
February 2004.  Looking at the features reveals the presence of a cold 
fron passing through eastern Nebraska, central Kansas, central Oklahoma, 
and parts of West Texas.  The front is denoted by a sharp break in the clouds
along the aforementioned line.  In addition, we can see the low which 
brought storms this weekend begin to wind up in the four 
corners area.  Also visible on the satellite imagery is a thick fog bank 
in West Texas, denoted by the motionless band of white in the Texas 
Panhandle.