🇺🇸 N8583Z - Boeing 737NG 800/W - Southwest Airlines SWA4403/WN4403, St Louis Lambert (STL) to San Diego (SAN) - 5.6 mi away @ 11000 ft, heading W at 356 mph. Spotted 86x before. [08:42:19 AM CDT] #ABC7E9 #N8583Z #B738 #SOUTHWEST #SWA4403 #WN4403 #TakingOff #Departure #ADSB #ADSBbot