🇺🇸 N236WN - Boeing 737NG 7H4/W - Southwest Airlines SWA656/WN656, Chicago Midway (MDW) to Tulsa (TUL) - 7.1 mi away @ 40025 ft, heading WSW at 503 mph. Spotted 86x before. [11:07:53 AM CDT] #A220CB #N236WN #B737 #SOUTHWEST #SWA656 #WN656 #ADSB #ADSBbot