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

🇺🇸 N8571Z - Boeing 737NG 800/W - Southwest Airlines SWA3789/WN3789, Denver (DEN) to Chicago Midway (MDW) - 4.4 mi away @ 38225 ft, heading NNE at 558 mph. Spotted 77x before! [02:12:45 AM CDT] #ABC3EC #N8571Z #B738 #SOUTHWEST #SWA3789 #WN3789 #ADSB #ADSBbot

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

🇺🇸 N235WN - Boeing 737NG 7H4/W - Southwest Airlines SWA3789/WN3789, St Louis Lambert (STL) to San Diego (SAN) - 3.2 mi away @ 13250 ft, heading WNW at 414 mph. Spotted 48x before! [06:04:30 PM CST] #A21D14 #N235WN #B737 #SOUTHWEST #SWA3789 #WN3789 #TakingOff #Departure #ADSB #ADSBbot