Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N846SY - Boeing 737NG 8JP/W - Sun Country Airlines SCX555/SY555, General Mitchell (MKE) to Cancun (CUN) - 4.4 mi away @ 33250 ft, heading SSW at 453 mph. Spotted 5x before! [07:11:34 AM CST] #AB97CA #N846SY #B738 #SUN_COUNTRY #SCX555 #SY555 #ADSB #ADSBbot